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Diffstat (limited to 'lib/test_bpf.c')
| -rw-r--r-- | lib/test_bpf.c | 6972 |
1 files changed, 6972 insertions, 0 deletions
diff --git a/lib/test_bpf.c b/lib/test_bpf.c new file mode 100644 index 000000000..49d79079e --- /dev/null +++ b/lib/test_bpf.c @@ -0,0 +1,6972 @@ +/* + * Testsuite for BPF interpreter and BPF JIT compiler + * + * Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/filter.h> +#include <linux/bpf.h> +#include <linux/skbuff.h> +#include <linux/netdevice.h> +#include <linux/if_vlan.h> +#include <linux/random.h> +#include <linux/highmem.h> +#include <linux/sched.h> + +/* General test specific settings */ +#define MAX_SUBTESTS 3 +#define MAX_TESTRUNS 1000 +#define MAX_DATA 128 +#define MAX_INSNS 512 +#define MAX_K 0xffffFFFF + +/* Few constants used to init test 'skb' */ +#define SKB_TYPE 3 +#define SKB_MARK 0x1234aaaa +#define SKB_HASH 0x1234aaab +#define SKB_QUEUE_MAP 123 +#define SKB_VLAN_TCI 0xffff +#define SKB_DEV_IFINDEX 577 +#define SKB_DEV_TYPE 588 + +/* Redefine REGs to make tests less verbose */ +#define R0 BPF_REG_0 +#define R1 BPF_REG_1 +#define R2 BPF_REG_2 +#define R3 BPF_REG_3 +#define R4 BPF_REG_4 +#define R5 BPF_REG_5 +#define R6 BPF_REG_6 +#define R7 BPF_REG_7 +#define R8 BPF_REG_8 +#define R9 BPF_REG_9 +#define R10 BPF_REG_10 + +/* Flags that can be passed to test cases */ +#define FLAG_NO_DATA BIT(0) +#define FLAG_EXPECTED_FAIL BIT(1) +#define FLAG_SKB_FRAG BIT(2) + +enum { + CLASSIC = BIT(6), /* Old BPF instructions only. */ + INTERNAL = BIT(7), /* Extended instruction set. */ +}; + +#define TEST_TYPE_MASK (CLASSIC | INTERNAL) + +struct bpf_test { + const char *descr; + union { + struct sock_filter insns[MAX_INSNS]; + struct bpf_insn insns_int[MAX_INSNS]; + struct { + void *insns; + unsigned int len; + } ptr; + } u; + __u8 aux; + __u8 data[MAX_DATA]; + struct { + int data_size; + __u32 result; + } test[MAX_SUBTESTS]; + int (*fill_helper)(struct bpf_test *self); + int expected_errcode; /* used when FLAG_EXPECTED_FAIL is set in the aux */ + __u8 frag_data[MAX_DATA]; + int stack_depth; /* for eBPF only, since tests don't call verifier */ +}; + +/* Large test cases need separate allocation and fill handler. */ + +static int bpf_fill_maxinsns1(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + __u32 k = ~0; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len; i++, k--) + insn[i] = __BPF_STMT(BPF_RET | BPF_K, k); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns2(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len; i++) + insn[i] = __BPF_STMT(BPF_RET | BPF_K, 0xfefefefe); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns3(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + struct rnd_state rnd; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + prandom_seed_state(&rnd, 3141592653589793238ULL); + + for (i = 0; i < len - 1; i++) { + __u32 k = prandom_u32_state(&rnd); + + insn[i] = __BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, k); + } + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_A, 0); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns4(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS + 1; + struct sock_filter *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len; i++) + insn[i] = __BPF_STMT(BPF_RET | BPF_K, 0xfefefefe); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns5(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + insn[0] = __BPF_JUMP(BPF_JMP | BPF_JA, len - 2, 0, 0); + + for (i = 1; i < len - 1; i++) + insn[i] = __BPF_STMT(BPF_RET | BPF_K, 0xfefefefe); + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_K, 0xabababab); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns6(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len - 1; i++) + insn[i] = __BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + + SKF_AD_VLAN_TAG_PRESENT); + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_A, 0); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns7(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len - 4; i++) + insn[i] = __BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + + SKF_AD_CPU); + + insn[len - 4] = __BPF_STMT(BPF_MISC | BPF_TAX, 0); + insn[len - 3] = __BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + + SKF_AD_CPU); + insn[len - 2] = __BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0); + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_A, 0); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns8(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i, jmp_off = len - 3; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + insn[0] = __BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff); + + for (i = 1; i < len - 1; i++) + insn[i] = __BPF_JUMP(BPF_JMP | BPF_JGT, 0xffffffff, jmp_off--, 0); + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_A, 0); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns9(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct bpf_insn *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + insn[0] = BPF_JMP_IMM(BPF_JA, 0, 0, len - 2); + insn[1] = BPF_ALU32_IMM(BPF_MOV, R0, 0xcbababab); + insn[2] = BPF_EXIT_INSN(); + + for (i = 3; i < len - 2; i++) + insn[i] = BPF_ALU32_IMM(BPF_MOV, R0, 0xfefefefe); + + insn[len - 2] = BPF_EXIT_INSN(); + insn[len - 1] = BPF_JMP_IMM(BPF_JA, 0, 0, -(len - 1)); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns10(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS, hlen = len - 2; + struct bpf_insn *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < hlen / 2; i++) + insn[i] = BPF_JMP_IMM(BPF_JA, 0, 0, hlen - 2 - 2 * i); + for (i = hlen - 1; i > hlen / 2; i--) + insn[i] = BPF_JMP_IMM(BPF_JA, 0, 0, hlen - 1 - 2 * i); + + insn[hlen / 2] = BPF_JMP_IMM(BPF_JA, 0, 0, hlen / 2 - 1); + insn[hlen] = BPF_ALU32_IMM(BPF_MOV, R0, 0xabababac); + insn[hlen + 1] = BPF_EXIT_INSN(); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int __bpf_fill_ja(struct bpf_test *self, unsigned int len, + unsigned int plen) +{ + struct sock_filter *insn; + unsigned int rlen; + int i, j; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + rlen = (len % plen) - 1; + + for (i = 0; i + plen < len; i += plen) + for (j = 0; j < plen; j++) + insn[i + j] = __BPF_JUMP(BPF_JMP | BPF_JA, + plen - 1 - j, 0, 0); + for (j = 0; j < rlen; j++) + insn[i + j] = __BPF_JUMP(BPF_JMP | BPF_JA, rlen - 1 - j, + 0, 0); + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_K, 0xababcbac); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns11(struct bpf_test *self) +{ + /* Hits 70 passes on x86_64, so cannot get JITed there. */ + return __bpf_fill_ja(self, BPF_MAXINSNS, 68); +} + +static int bpf_fill_maxinsns12(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i = 0; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + insn[0] = __BPF_JUMP(BPF_JMP | BPF_JA, len - 2, 0, 0); + + for (i = 1; i < len - 1; i++) + insn[i] = __BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0); + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_K, 0xabababab); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_maxinsns13(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i = 0; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len - 3; i++) + insn[i] = __BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0); + + insn[len - 3] = __BPF_STMT(BPF_LD | BPF_IMM, 0xabababab); + insn[len - 2] = __BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0); + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_A, 0); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int bpf_fill_ja(struct bpf_test *self) +{ + /* Hits exactly 11 passes on x86_64 JIT. */ + return __bpf_fill_ja(self, 12, 9); +} + +static int bpf_fill_ld_abs_get_processor_id(struct bpf_test *self) +{ + unsigned int len = BPF_MAXINSNS; + struct sock_filter *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + for (i = 0; i < len - 1; i += 2) { + insn[i] = __BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 0); + insn[i + 1] = __BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_CPU); + } + + insn[len - 1] = __BPF_STMT(BPF_RET | BPF_K, 0xbee); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + + return 0; +} + +static int __bpf_fill_stxdw(struct bpf_test *self, int size) +{ + unsigned int len = BPF_MAXINSNS; + struct bpf_insn *insn; + int i; + + insn = kmalloc_array(len, sizeof(*insn), GFP_KERNEL); + if (!insn) + return -ENOMEM; + + insn[0] = BPF_ALU32_IMM(BPF_MOV, R0, 1); + insn[1] = BPF_ST_MEM(size, R10, -40, 42); + + for (i = 2; i < len - 2; i++) + insn[i] = BPF_STX_XADD(size, R10, R0, -40); + + insn[len - 2] = BPF_LDX_MEM(size, R0, R10, -40); + insn[len - 1] = BPF_EXIT_INSN(); + + self->u.ptr.insns = insn; + self->u.ptr.len = len; + self->stack_depth = 40; + + return 0; +} + +static int bpf_fill_stxw(struct bpf_test *self) +{ + return __bpf_fill_stxdw(self, BPF_W); +} + +static int bpf_fill_stxdw(struct bpf_test *self) +{ + return __bpf_fill_stxdw(self, BPF_DW); +} + +static struct bpf_test tests[] = { + { + "TAX", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_ALU | BPF_NEG, 0), /* A == -3 */ + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_LEN, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_MISC | BPF_TAX, 0), /* X == len - 3 */ + BPF_STMT(BPF_LD | BPF_B | BPF_IND, 1), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { 10, 20, 30, 40, 50 }, + { { 2, 10 }, { 3, 20 }, { 4, 30 } }, + }, + { + "TXA", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) /* A == len * 2 */ + }, + CLASSIC, + { 10, 20, 30, 40, 50 }, + { { 1, 2 }, { 3, 6 }, { 4, 8 } }, + }, + { + "ADD_SUB_MUL_K", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 2), + BPF_STMT(BPF_LDX | BPF_IMM, 3), + BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 0xffffffff), + BPF_STMT(BPF_ALU | BPF_MUL | BPF_K, 3), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0xfffffffd } } + }, + { + "DIV_MOD_KX", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 8), + BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 2), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff), + BPF_STMT(BPF_ALU | BPF_DIV | BPF_X, 0), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff), + BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 0x70000000), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff), + BPF_STMT(BPF_ALU | BPF_MOD | BPF_X, 0), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff), + BPF_STMT(BPF_ALU | BPF_MOD | BPF_K, 0x70000000), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0x20000000 } } + }, + { + "AND_OR_LSH_K", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xff), + BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0xf0), + BPF_STMT(BPF_ALU | BPF_LSH | BPF_K, 27), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 0xf), + BPF_STMT(BPF_ALU | BPF_OR | BPF_K, 0xf0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0x800000ff }, { 1, 0x800000ff } }, + }, + { + "LD_IMM_0", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0), /* ld #0 */ + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 0), + BPF_STMT(BPF_RET | BPF_K, 1), + }, + CLASSIC, + { }, + { { 1, 1 } }, + }, + { + "LD_IND", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_IND, MAX_K), + BPF_STMT(BPF_RET | BPF_K, 1) + }, + CLASSIC, + { }, + { { 1, 0 }, { 10, 0 }, { 60, 0 } }, + }, + { + "LD_ABS", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, 1000), + BPF_STMT(BPF_RET | BPF_K, 1) + }, + CLASSIC, + { }, + { { 1, 0 }, { 10, 0 }, { 60, 0 } }, + }, + { + "LD_ABS_LL", + .u.insns = { + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_LL_OFF), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_LL_OFF + 1), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { 1, 2, 3 }, + { { 1, 0 }, { 2, 3 } }, + }, + { + "LD_IND_LL", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, SKF_LL_OFF - 1), + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { 1, 2, 3, 0xff }, + { { 1, 1 }, { 3, 3 }, { 4, 0xff } }, + }, + { + "LD_ABS_NET", + .u.insns = { + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_NET_OFF), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_NET_OFF + 1), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3 }, + { { 15, 0 }, { 16, 3 } }, + }, + { + "LD_IND_NET", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, SKF_NET_OFF - 15), + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3 }, + { { 14, 0 }, { 15, 1 }, { 17, 3 } }, + }, + { + "LD_PKTTYPE", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PKTTYPE), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, SKB_TYPE, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PKTTYPE), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, SKB_TYPE, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PKTTYPE), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, SKB_TYPE, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, 3 }, { 10, 3 } }, + }, + { + "LD_MARK", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_MARK), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, SKB_MARK}, { 10, SKB_MARK} }, + }, + { + "LD_RXHASH", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_RXHASH), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, SKB_HASH}, { 10, SKB_HASH} }, + }, + { + "LD_QUEUE", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_QUEUE), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, SKB_QUEUE_MAP }, { 10, SKB_QUEUE_MAP } }, + }, + { + "LD_PROTOCOL", + .u.insns = { + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 1), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 20, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 0), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PROTOCOL), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 30, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 0), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { 10, 20, 30 }, + { { 10, ETH_P_IP }, { 100, ETH_P_IP } }, + }, + { + "LD_VLAN_TAG", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_VLAN_TAG), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { + { 1, SKB_VLAN_TCI & ~VLAN_TAG_PRESENT }, + { 10, SKB_VLAN_TCI & ~VLAN_TAG_PRESENT } + }, + }, + { + "LD_VLAN_TAG_PRESENT", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_VLAN_TAG_PRESENT), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { + { 1, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) }, + { 10, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) } + }, + }, + { + "LD_IFINDEX", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_IFINDEX), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, SKB_DEV_IFINDEX }, { 10, SKB_DEV_IFINDEX } }, + }, + { + "LD_HATYPE", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_HATYPE), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, SKB_DEV_TYPE }, { 10, SKB_DEV_TYPE } }, + }, + { + "LD_CPU", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_CPU), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_CPU), + BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, 0 }, { 10, 0 } }, + }, + { + "LD_NLATTR", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 2), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_LDX | BPF_IMM, 3), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, +#ifdef __BIG_ENDIAN + { 0xff, 0xff, 0, 4, 0, 2, 0, 4, 0, 3 }, +#else + { 0xff, 0xff, 4, 0, 2, 0, 4, 0, 3, 0 }, +#endif + { { 4, 0 }, { 20, 6 } }, + }, + { + "LD_NLATTR_NEST", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LDX | BPF_IMM, 3), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_NLATTR_NEST), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, +#ifdef __BIG_ENDIAN + { 0xff, 0xff, 0, 12, 0, 1, 0, 4, 0, 2, 0, 4, 0, 3 }, +#else + { 0xff, 0xff, 12, 0, 1, 0, 4, 0, 2, 0, 4, 0, 3, 0 }, +#endif + { { 4, 0 }, { 20, 10 } }, + }, + { + "LD_PAYLOAD_OFF", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PAY_OFFSET), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PAY_OFFSET), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PAY_OFFSET), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PAY_OFFSET), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_PAY_OFFSET), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + /* 00:00:00:00:00:00 > 00:00:00:00:00:00, ethtype IPv4 (0x0800), + * length 98: 127.0.0.1 > 127.0.0.1: ICMP echo request, + * id 9737, seq 1, length 64 + */ + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x08, 0x00, + 0x45, 0x00, 0x00, 0x54, 0xac, 0x8b, 0x40, 0x00, 0x40, + 0x01, 0x90, 0x1b, 0x7f, 0x00, 0x00, 0x01 }, + { { 30, 0 }, { 100, 42 } }, + }, + { + "LD_ANC_XOR", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 10), + BPF_STMT(BPF_LDX | BPF_IMM, 300), + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_ALU_XOR_X), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 4, 10 ^ 300 }, { 20, 10 ^ 300 } }, + }, + { + "SPILL_FILL", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_IMM, 2), + BPF_STMT(BPF_ALU | BPF_RSH, 1), + BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0), + BPF_STMT(BPF_ST, 1), /* M1 = 1 ^ len */ + BPF_STMT(BPF_ALU | BPF_XOR | BPF_K, 0x80000000), + BPF_STMT(BPF_ST, 2), /* M2 = 1 ^ len ^ 0x80000000 */ + BPF_STMT(BPF_STX, 15), /* M3 = len */ + BPF_STMT(BPF_LDX | BPF_MEM, 1), + BPF_STMT(BPF_LD | BPF_MEM, 2), + BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 15), + BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { { 1, 0x80000001 }, { 2, 0x80000002 }, { 60, 0x80000000 ^ 60 } } + }, + { + "JEQ", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_X, 0, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_RET | BPF_K, MAX_K) + }, + CLASSIC, + { 3, 3, 3, 3, 3 }, + { { 1, 0 }, { 3, 1 }, { 4, MAX_K } }, + }, + { + "JGT", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), + BPF_JUMP(BPF_JMP | BPF_JGT | BPF_X, 0, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_RET | BPF_K, MAX_K) + }, + CLASSIC, + { 4, 4, 4, 3, 3 }, + { { 2, 0 }, { 3, 1 }, { 4, MAX_K } }, + }, + { + "JGE (jt 0), test 1", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_X, 0, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_RET | BPF_K, MAX_K) + }, + CLASSIC, + { 4, 4, 4, 3, 3 }, + { { 2, 0 }, { 3, 1 }, { 4, 1 } }, + }, + { + "JGE (jt 0), test 2", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_X, 0, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_RET | BPF_K, MAX_K) + }, + CLASSIC, + { 4, 4, 5, 3, 3 }, + { { 4, 1 }, { 5, 1 }, { 6, MAX_K } }, + }, + { + "JGE", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_LD | BPF_B | BPF_IND, MAX_K), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 1, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 10), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 2, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 20), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 3, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 30), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 4, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 40), + BPF_STMT(BPF_RET | BPF_K, MAX_K) + }, + CLASSIC, + { 1, 2, 3, 4, 5 }, + { { 1, 20 }, { 3, 40 }, { 5, MAX_K } }, + }, + { + "JSET", + .u.insns = { + BPF_JUMP(BPF_JMP | BPF_JA, 0, 0, 0), + BPF_JUMP(BPF_JMP | BPF_JA, 1, 1, 1), + BPF_JUMP(BPF_JMP | BPF_JA, 0, 0, 0), + BPF_JUMP(BPF_JMP | BPF_JA, 0, 0, 0), + BPF_STMT(BPF_LDX | BPF_LEN, 0), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_SUB | BPF_K, 4), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_W | BPF_IND, 0), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 1, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 10), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0x80000000, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 20), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 30), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 30), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 30), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 30), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 30), + BPF_STMT(BPF_RET | BPF_K, MAX_K) + }, + CLASSIC, + { 0, 0xAA, 0x55, 1 }, + { { 4, 10 }, { 5, 20 }, { 6, MAX_K } }, + }, + { + "tcpdump port 22", + .u.insns = { + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 12), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x86dd, 0, 8), /* IPv6 */ + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 20), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x84, 2, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x6, 1, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x11, 0, 17), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 54), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 22, 14, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 56), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 22, 12, 13), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x0800, 0, 12), /* IPv4 */ + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 23), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x84, 2, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x6, 1, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x11, 0, 8), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 20), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0x1fff, 6, 0), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 14), + BPF_STMT(BPF_LD | BPF_H | BPF_IND, 14), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 22, 2, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_IND, 16), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 22, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 0xffff), + BPF_STMT(BPF_RET | BPF_K, 0), + }, + CLASSIC, + /* 3c:07:54:43:e5:76 > 10:bf:48:d6:43:d6, ethertype IPv4(0x0800) + * length 114: 10.1.1.149.49700 > 10.1.2.10.22: Flags [P.], + * seq 1305692979:1305693027, ack 3650467037, win 65535, + * options [nop,nop,TS val 2502645400 ecr 3971138], length 48 + */ + { 0x10, 0xbf, 0x48, 0xd6, 0x43, 0xd6, + 0x3c, 0x07, 0x54, 0x43, 0xe5, 0x76, + 0x08, 0x00, + 0x45, 0x10, 0x00, 0x64, 0x75, 0xb5, + 0x40, 0x00, 0x40, 0x06, 0xad, 0x2e, /* IP header */ + 0x0a, 0x01, 0x01, 0x95, /* ip src */ + 0x0a, 0x01, 0x02, 0x0a, /* ip dst */ + 0xc2, 0x24, + 0x00, 0x16 /* dst port */ }, + { { 10, 0 }, { 30, 0 }, { 100, 65535 } }, + }, + { + "tcpdump complex", + .u.insns = { + /* tcpdump -nei eth0 'tcp port 22 and (((ip[2:2] - + * ((ip[0]&0xf)<<2)) - ((tcp[12]&0xf0)>>2)) != 0) and + * (len > 115 or len < 30000000000)' -d + */ + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 12), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x86dd, 30, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x800, 0, 29), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 23), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x6, 0, 27), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 20), + BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0x1fff, 25, 0), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 14), + BPF_STMT(BPF_LD | BPF_H | BPF_IND, 14), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 22, 2, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_IND, 16), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 22, 0, 20), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 16), + BPF_STMT(BPF_ST, 1), + BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 14), + BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0xf), + BPF_STMT(BPF_ALU | BPF_LSH | BPF_K, 2), + BPF_STMT(BPF_MISC | BPF_TAX, 0x5), /* libpcap emits K on TAX */ + BPF_STMT(BPF_LD | BPF_MEM, 1), + BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0), + BPF_STMT(BPF_ST, 5), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 14), + BPF_STMT(BPF_LD | BPF_B | BPF_IND, 26), + BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0xf0), + BPF_STMT(BPF_ALU | BPF_RSH | BPF_K, 2), + BPF_STMT(BPF_MISC | BPF_TAX, 0x9), /* libpcap emits K on TAX */ + BPF_STMT(BPF_LD | BPF_MEM, 5), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_X, 0, 4, 0), + BPF_STMT(BPF_LD | BPF_LEN, 0), + BPF_JUMP(BPF_JMP | BPF_JGT | BPF_K, 0x73, 1, 0), + BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 0xfc23ac00, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 0xffff), + BPF_STMT(BPF_RET | BPF_K, 0), + }, + CLASSIC, + { 0x10, 0xbf, 0x48, 0xd6, 0x43, 0xd6, + 0x3c, 0x07, 0x54, 0x43, 0xe5, 0x76, + 0x08, 0x00, + 0x45, 0x10, 0x00, 0x64, 0x75, 0xb5, + 0x40, 0x00, 0x40, 0x06, 0xad, 0x2e, /* IP header */ + 0x0a, 0x01, 0x01, 0x95, /* ip src */ + 0x0a, 0x01, 0x02, 0x0a, /* ip dst */ + 0xc2, 0x24, + 0x00, 0x16 /* dst port */ }, + { { 10, 0 }, { 30, 0 }, { 100, 65535 } }, + }, + { + "RET_A", + .u.insns = { + /* check that unitialized X and A contain zeros */ + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0) + }, + CLASSIC, + { }, + { {1, 0}, {2, 0} }, + }, + { + "INT: ADD trivial", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R1, 1), + BPF_ALU64_IMM(BPF_ADD, R1, 2), + BPF_ALU64_IMM(BPF_MOV, R2, 3), + BPF_ALU64_REG(BPF_SUB, R1, R2), + BPF_ALU64_IMM(BPF_ADD, R1, -1), + BPF_ALU64_IMM(BPF_MUL, R1, 3), + BPF_ALU64_REG(BPF_MOV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfffffffd } } + }, + { + "INT: MUL_X", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, -1), + BPF_ALU64_IMM(BPF_MOV, R1, -1), + BPF_ALU64_IMM(BPF_MOV, R2, 3), + BPF_ALU64_REG(BPF_MUL, R1, R2), + BPF_JMP_IMM(BPF_JEQ, R1, 0xfffffffd, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } } + }, + { + "INT: MUL_X2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, -1), + BPF_ALU32_IMM(BPF_MOV, R1, -1), + BPF_ALU32_IMM(BPF_MOV, R2, 3), + BPF_ALU64_REG(BPF_MUL, R1, R2), + BPF_ALU64_IMM(BPF_RSH, R1, 8), + BPF_JMP_IMM(BPF_JEQ, R1, 0x2ffffff, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } } + }, + { + "INT: MUL32_X", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, -1), + BPF_ALU64_IMM(BPF_MOV, R1, -1), + BPF_ALU32_IMM(BPF_MOV, R2, 3), + BPF_ALU32_REG(BPF_MUL, R1, R2), + BPF_ALU64_IMM(BPF_RSH, R1, 8), + BPF_JMP_IMM(BPF_JEQ, R1, 0xffffff, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } } + }, + { + /* Have to test all register combinations, since + * JITing of different registers will produce + * different asm code. + */ + "INT: ADD 64-bit", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, 0), + BPF_ALU64_IMM(BPF_MOV, R1, 1), + BPF_ALU64_IMM(BPF_MOV, R2, 2), + BPF_ALU64_IMM(BPF_MOV, R3, 3), + BPF_ALU64_IMM(BPF_MOV, R4, 4), + BPF_ALU64_IMM(BPF_MOV, R5, 5), + BPF_ALU64_IMM(BPF_MOV, R6, 6), + BPF_ALU64_IMM(BPF_MOV, R7, 7), + BPF_ALU64_IMM(BPF_MOV, R8, 8), + BPF_ALU64_IMM(BPF_MOV, R9, 9), + BPF_ALU64_IMM(BPF_ADD, R0, 20), + BPF_ALU64_IMM(BPF_ADD, R1, 20), + BPF_ALU64_IMM(BPF_ADD, R2, 20), + BPF_ALU64_IMM(BPF_ADD, R3, 20), + BPF_ALU64_IMM(BPF_ADD, R4, 20), + BPF_ALU64_IMM(BPF_ADD, R5, 20), + BPF_ALU64_IMM(BPF_ADD, R6, 20), + BPF_ALU64_IMM(BPF_ADD, R7, 20), + BPF_ALU64_IMM(BPF_ADD, R8, 20), + BPF_ALU64_IMM(BPF_ADD, R9, 20), + BPF_ALU64_IMM(BPF_SUB, R0, 10), + BPF_ALU64_IMM(BPF_SUB, R1, 10), + BPF_ALU64_IMM(BPF_SUB, R2, 10), + BPF_ALU64_IMM(BPF_SUB, R3, 10), + BPF_ALU64_IMM(BPF_SUB, R4, 10), + BPF_ALU64_IMM(BPF_SUB, R5, 10), + BPF_ALU64_IMM(BPF_SUB, R6, 10), + BPF_ALU64_IMM(BPF_SUB, R7, 10), + BPF_ALU64_IMM(BPF_SUB, R8, 10), + BPF_ALU64_IMM(BPF_SUB, R9, 10), + BPF_ALU64_REG(BPF_ADD, R0, R0), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_ALU64_REG(BPF_ADD, R0, R2), + BPF_ALU64_REG(BPF_ADD, R0, R3), + BPF_ALU64_REG(BPF_ADD, R0, R4), + BPF_ALU64_REG(BPF_ADD, R0, R5), + BPF_ALU64_REG(BPF_ADD, R0, R6), + BPF_ALU64_REG(BPF_ADD, R0, R7), + BPF_ALU64_REG(BPF_ADD, R0, R8), + BPF_ALU64_REG(BPF_ADD, R0, R9), /* R0 == 155 */ + BPF_JMP_IMM(BPF_JEQ, R0, 155, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R1, R0), + BPF_ALU64_REG(BPF_ADD, R1, R1), + BPF_ALU64_REG(BPF_ADD, R1, R2), + BPF_ALU64_REG(BPF_ADD, R1, R3), + BPF_ALU64_REG(BPF_ADD, R1, R4), + BPF_ALU64_REG(BPF_ADD, R1, R5), + BPF_ALU64_REG(BPF_ADD, R1, R6), + BPF_ALU64_REG(BPF_ADD, R1, R7), + BPF_ALU64_REG(BPF_ADD, R1, R8), + BPF_ALU64_REG(BPF_ADD, R1, R9), /* R1 == 456 */ + BPF_JMP_IMM(BPF_JEQ, R1, 456, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R2, R0), + BPF_ALU64_REG(BPF_ADD, R2, R1), + BPF_ALU64_REG(BPF_ADD, R2, R2), + BPF_ALU64_REG(BPF_ADD, R2, R3), + BPF_ALU64_REG(BPF_ADD, R2, R4), + BPF_ALU64_REG(BPF_ADD, R2, R5), + BPF_ALU64_REG(BPF_ADD, R2, R6), + BPF_ALU64_REG(BPF_ADD, R2, R7), + BPF_ALU64_REG(BPF_ADD, R2, R8), + BPF_ALU64_REG(BPF_ADD, R2, R9), /* R2 == 1358 */ + BPF_JMP_IMM(BPF_JEQ, R2, 1358, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R3, R0), + BPF_ALU64_REG(BPF_ADD, R3, R1), + BPF_ALU64_REG(BPF_ADD, R3, R2), + BPF_ALU64_REG(BPF_ADD, R3, R3), + BPF_ALU64_REG(BPF_ADD, R3, R4), + BPF_ALU64_REG(BPF_ADD, R3, R5), + BPF_ALU64_REG(BPF_ADD, R3, R6), + BPF_ALU64_REG(BPF_ADD, R3, R7), + BPF_ALU64_REG(BPF_ADD, R3, R8), + BPF_ALU64_REG(BPF_ADD, R3, R9), /* R3 == 4063 */ + BPF_JMP_IMM(BPF_JEQ, R3, 4063, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R4, R0), + BPF_ALU64_REG(BPF_ADD, R4, R1), + BPF_ALU64_REG(BPF_ADD, R4, R2), + BPF_ALU64_REG(BPF_ADD, R4, R3), + BPF_ALU64_REG(BPF_ADD, R4, R4), + BPF_ALU64_REG(BPF_ADD, R4, R5), + BPF_ALU64_REG(BPF_ADD, R4, R6), + BPF_ALU64_REG(BPF_ADD, R4, R7), + BPF_ALU64_REG(BPF_ADD, R4, R8), + BPF_ALU64_REG(BPF_ADD, R4, R9), /* R4 == 12177 */ + BPF_JMP_IMM(BPF_JEQ, R4, 12177, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R5, R0), + BPF_ALU64_REG(BPF_ADD, R5, R1), + BPF_ALU64_REG(BPF_ADD, R5, R2), + BPF_ALU64_REG(BPF_ADD, R5, R3), + BPF_ALU64_REG(BPF_ADD, R5, R4), + BPF_ALU64_REG(BPF_ADD, R5, R5), + BPF_ALU64_REG(BPF_ADD, R5, R6), + BPF_ALU64_REG(BPF_ADD, R5, R7), + BPF_ALU64_REG(BPF_ADD, R5, R8), + BPF_ALU64_REG(BPF_ADD, R5, R9), /* R5 == 36518 */ + BPF_JMP_IMM(BPF_JEQ, R5, 36518, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R6, R0), + BPF_ALU64_REG(BPF_ADD, R6, R1), + BPF_ALU64_REG(BPF_ADD, R6, R2), + BPF_ALU64_REG(BPF_ADD, R6, R3), + BPF_ALU64_REG(BPF_ADD, R6, R4), + BPF_ALU64_REG(BPF_ADD, R6, R5), + BPF_ALU64_REG(BPF_ADD, R6, R6), + BPF_ALU64_REG(BPF_ADD, R6, R7), + BPF_ALU64_REG(BPF_ADD, R6, R8), + BPF_ALU64_REG(BPF_ADD, R6, R9), /* R6 == 109540 */ + BPF_JMP_IMM(BPF_JEQ, R6, 109540, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R7, R0), + BPF_ALU64_REG(BPF_ADD, R7, R1), + BPF_ALU64_REG(BPF_ADD, R7, R2), + BPF_ALU64_REG(BPF_ADD, R7, R3), + BPF_ALU64_REG(BPF_ADD, R7, R4), + BPF_ALU64_REG(BPF_ADD, R7, R5), + BPF_ALU64_REG(BPF_ADD, R7, R6), + BPF_ALU64_REG(BPF_ADD, R7, R7), + BPF_ALU64_REG(BPF_ADD, R7, R8), + BPF_ALU64_REG(BPF_ADD, R7, R9), /* R7 == 328605 */ + BPF_JMP_IMM(BPF_JEQ, R7, 328605, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R8, R0), + BPF_ALU64_REG(BPF_ADD, R8, R1), + BPF_ALU64_REG(BPF_ADD, R8, R2), + BPF_ALU64_REG(BPF_ADD, R8, R3), + BPF_ALU64_REG(BPF_ADD, R8, R4), + BPF_ALU64_REG(BPF_ADD, R8, R5), + BPF_ALU64_REG(BPF_ADD, R8, R6), + BPF_ALU64_REG(BPF_ADD, R8, R7), + BPF_ALU64_REG(BPF_ADD, R8, R8), + BPF_ALU64_REG(BPF_ADD, R8, R9), /* R8 == 985799 */ + BPF_JMP_IMM(BPF_JEQ, R8, 985799, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_ADD, R9, R0), + BPF_ALU64_REG(BPF_ADD, R9, R1), + BPF_ALU64_REG(BPF_ADD, R9, R2), + BPF_ALU64_REG(BPF_ADD, R9, R3), + BPF_ALU64_REG(BPF_ADD, R9, R4), + BPF_ALU64_REG(BPF_ADD, R9, R5), + BPF_ALU64_REG(BPF_ADD, R9, R6), + BPF_ALU64_REG(BPF_ADD, R9, R7), + BPF_ALU64_REG(BPF_ADD, R9, R8), + BPF_ALU64_REG(BPF_ADD, R9, R9), /* R9 == 2957380 */ + BPF_ALU64_REG(BPF_MOV, R0, R9), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2957380 } } + }, + { + "INT: ADD 32-bit", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 20), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU32_IMM(BPF_MOV, R2, 2), + BPF_ALU32_IMM(BPF_MOV, R3, 3), + BPF_ALU32_IMM(BPF_MOV, R4, 4), + BPF_ALU32_IMM(BPF_MOV, R5, 5), + BPF_ALU32_IMM(BPF_MOV, R6, 6), + BPF_ALU32_IMM(BPF_MOV, R7, 7), + BPF_ALU32_IMM(BPF_MOV, R8, 8), + BPF_ALU32_IMM(BPF_MOV, R9, 9), + BPF_ALU64_IMM(BPF_ADD, R1, 10), + BPF_ALU64_IMM(BPF_ADD, R2, 10), + BPF_ALU64_IMM(BPF_ADD, R3, 10), + BPF_ALU64_IMM(BPF_ADD, R4, 10), + BPF_ALU64_IMM(BPF_ADD, R5, 10), + BPF_ALU64_IMM(BPF_ADD, R6, 10), + BPF_ALU64_IMM(BPF_ADD, R7, 10), + BPF_ALU64_IMM(BPF_ADD, R8, 10), + BPF_ALU64_IMM(BPF_ADD, R9, 10), + BPF_ALU32_REG(BPF_ADD, R0, R1), + BPF_ALU32_REG(BPF_ADD, R0, R2), + BPF_ALU32_REG(BPF_ADD, R0, R3), + BPF_ALU32_REG(BPF_ADD, R0, R4), + BPF_ALU32_REG(BPF_ADD, R0, R5), + BPF_ALU32_REG(BPF_ADD, R0, R6), + BPF_ALU32_REG(BPF_ADD, R0, R7), + BPF_ALU32_REG(BPF_ADD, R0, R8), + BPF_ALU32_REG(BPF_ADD, R0, R9), /* R0 == 155 */ + BPF_JMP_IMM(BPF_JEQ, R0, 155, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R1, R0), + BPF_ALU32_REG(BPF_ADD, R1, R1), + BPF_ALU32_REG(BPF_ADD, R1, R2), + BPF_ALU32_REG(BPF_ADD, R1, R3), + BPF_ALU32_REG(BPF_ADD, R1, R4), + BPF_ALU32_REG(BPF_ADD, R1, R5), + BPF_ALU32_REG(BPF_ADD, R1, R6), + BPF_ALU32_REG(BPF_ADD, R1, R7), + BPF_ALU32_REG(BPF_ADD, R1, R8), + BPF_ALU32_REG(BPF_ADD, R1, R9), /* R1 == 456 */ + BPF_JMP_IMM(BPF_JEQ, R1, 456, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R2, R0), + BPF_ALU32_REG(BPF_ADD, R2, R1), + BPF_ALU32_REG(BPF_ADD, R2, R2), + BPF_ALU32_REG(BPF_ADD, R2, R3), + BPF_ALU32_REG(BPF_ADD, R2, R4), + BPF_ALU32_REG(BPF_ADD, R2, R5), + BPF_ALU32_REG(BPF_ADD, R2, R6), + BPF_ALU32_REG(BPF_ADD, R2, R7), + BPF_ALU32_REG(BPF_ADD, R2, R8), + BPF_ALU32_REG(BPF_ADD, R2, R9), /* R2 == 1358 */ + BPF_JMP_IMM(BPF_JEQ, R2, 1358, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R3, R0), + BPF_ALU32_REG(BPF_ADD, R3, R1), + BPF_ALU32_REG(BPF_ADD, R3, R2), + BPF_ALU32_REG(BPF_ADD, R3, R3), + BPF_ALU32_REG(BPF_ADD, R3, R4), + BPF_ALU32_REG(BPF_ADD, R3, R5), + BPF_ALU32_REG(BPF_ADD, R3, R6), + BPF_ALU32_REG(BPF_ADD, R3, R7), + BPF_ALU32_REG(BPF_ADD, R3, R8), + BPF_ALU32_REG(BPF_ADD, R3, R9), /* R3 == 4063 */ + BPF_JMP_IMM(BPF_JEQ, R3, 4063, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R4, R0), + BPF_ALU32_REG(BPF_ADD, R4, R1), + BPF_ALU32_REG(BPF_ADD, R4, R2), + BPF_ALU32_REG(BPF_ADD, R4, R3), + BPF_ALU32_REG(BPF_ADD, R4, R4), + BPF_ALU32_REG(BPF_ADD, R4, R5), + BPF_ALU32_REG(BPF_ADD, R4, R6), + BPF_ALU32_REG(BPF_ADD, R4, R7), + BPF_ALU32_REG(BPF_ADD, R4, R8), + BPF_ALU32_REG(BPF_ADD, R4, R9), /* R4 == 12177 */ + BPF_JMP_IMM(BPF_JEQ, R4, 12177, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R5, R0), + BPF_ALU32_REG(BPF_ADD, R5, R1), + BPF_ALU32_REG(BPF_ADD, R5, R2), + BPF_ALU32_REG(BPF_ADD, R5, R3), + BPF_ALU32_REG(BPF_ADD, R5, R4), + BPF_ALU32_REG(BPF_ADD, R5, R5), + BPF_ALU32_REG(BPF_ADD, R5, R6), + BPF_ALU32_REG(BPF_ADD, R5, R7), + BPF_ALU32_REG(BPF_ADD, R5, R8), + BPF_ALU32_REG(BPF_ADD, R5, R9), /* R5 == 36518 */ + BPF_JMP_IMM(BPF_JEQ, R5, 36518, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R6, R0), + BPF_ALU32_REG(BPF_ADD, R6, R1), + BPF_ALU32_REG(BPF_ADD, R6, R2), + BPF_ALU32_REG(BPF_ADD, R6, R3), + BPF_ALU32_REG(BPF_ADD, R6, R4), + BPF_ALU32_REG(BPF_ADD, R6, R5), + BPF_ALU32_REG(BPF_ADD, R6, R6), + BPF_ALU32_REG(BPF_ADD, R6, R7), + BPF_ALU32_REG(BPF_ADD, R6, R8), + BPF_ALU32_REG(BPF_ADD, R6, R9), /* R6 == 109540 */ + BPF_JMP_IMM(BPF_JEQ, R6, 109540, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R7, R0), + BPF_ALU32_REG(BPF_ADD, R7, R1), + BPF_ALU32_REG(BPF_ADD, R7, R2), + BPF_ALU32_REG(BPF_ADD, R7, R3), + BPF_ALU32_REG(BPF_ADD, R7, R4), + BPF_ALU32_REG(BPF_ADD, R7, R5), + BPF_ALU32_REG(BPF_ADD, R7, R6), + BPF_ALU32_REG(BPF_ADD, R7, R7), + BPF_ALU32_REG(BPF_ADD, R7, R8), + BPF_ALU32_REG(BPF_ADD, R7, R9), /* R7 == 328605 */ + BPF_JMP_IMM(BPF_JEQ, R7, 328605, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R8, R0), + BPF_ALU32_REG(BPF_ADD, R8, R1), + BPF_ALU32_REG(BPF_ADD, R8, R2), + BPF_ALU32_REG(BPF_ADD, R8, R3), + BPF_ALU32_REG(BPF_ADD, R8, R4), + BPF_ALU32_REG(BPF_ADD, R8, R5), + BPF_ALU32_REG(BPF_ADD, R8, R6), + BPF_ALU32_REG(BPF_ADD, R8, R7), + BPF_ALU32_REG(BPF_ADD, R8, R8), + BPF_ALU32_REG(BPF_ADD, R8, R9), /* R8 == 985799 */ + BPF_JMP_IMM(BPF_JEQ, R8, 985799, 1), + BPF_EXIT_INSN(), + BPF_ALU32_REG(BPF_ADD, R9, R0), + BPF_ALU32_REG(BPF_ADD, R9, R1), + BPF_ALU32_REG(BPF_ADD, R9, R2), + BPF_ALU32_REG(BPF_ADD, R9, R3), + BPF_ALU32_REG(BPF_ADD, R9, R4), + BPF_ALU32_REG(BPF_ADD, R9, R5), + BPF_ALU32_REG(BPF_ADD, R9, R6), + BPF_ALU32_REG(BPF_ADD, R9, R7), + BPF_ALU32_REG(BPF_ADD, R9, R8), + BPF_ALU32_REG(BPF_ADD, R9, R9), /* R9 == 2957380 */ + BPF_ALU32_REG(BPF_MOV, R0, R9), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2957380 } } + }, + { /* Mainly checking JIT here. */ + "INT: SUB", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, 0), + BPF_ALU64_IMM(BPF_MOV, R1, 1), + BPF_ALU64_IMM(BPF_MOV, R2, 2), + BPF_ALU64_IMM(BPF_MOV, R3, 3), + BPF_ALU64_IMM(BPF_MOV, R4, 4), + BPF_ALU64_IMM(BPF_MOV, R5, 5), + BPF_ALU64_IMM(BPF_MOV, R6, 6), + BPF_ALU64_IMM(BPF_MOV, R7, 7), + BPF_ALU64_IMM(BPF_MOV, R8, 8), + BPF_ALU64_IMM(BPF_MOV, R9, 9), + BPF_ALU64_REG(BPF_SUB, R0, R0), + BPF_ALU64_REG(BPF_SUB, R0, R1), + BPF_ALU64_REG(BPF_SUB, R0, R2), + BPF_ALU64_REG(BPF_SUB, R0, R3), + BPF_ALU64_REG(BPF_SUB, R0, R4), + BPF_ALU64_REG(BPF_SUB, R0, R5), + BPF_ALU64_REG(BPF_SUB, R0, R6), + BPF_ALU64_REG(BPF_SUB, R0, R7), + BPF_ALU64_REG(BPF_SUB, R0, R8), + BPF_ALU64_REG(BPF_SUB, R0, R9), + BPF_ALU64_IMM(BPF_SUB, R0, 10), + BPF_JMP_IMM(BPF_JEQ, R0, -55, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R1, R0), + BPF_ALU64_REG(BPF_SUB, R1, R2), + BPF_ALU64_REG(BPF_SUB, R1, R3), + BPF_ALU64_REG(BPF_SUB, R1, R4), + BPF_ALU64_REG(BPF_SUB, R1, R5), + BPF_ALU64_REG(BPF_SUB, R1, R6), + BPF_ALU64_REG(BPF_SUB, R1, R7), + BPF_ALU64_REG(BPF_SUB, R1, R8), + BPF_ALU64_REG(BPF_SUB, R1, R9), + BPF_ALU64_IMM(BPF_SUB, R1, 10), + BPF_ALU64_REG(BPF_SUB, R2, R0), + BPF_ALU64_REG(BPF_SUB, R2, R1), + BPF_ALU64_REG(BPF_SUB, R2, R3), + BPF_ALU64_REG(BPF_SUB, R2, R4), + BPF_ALU64_REG(BPF_SUB, R2, R5), + BPF_ALU64_REG(BPF_SUB, R2, R6), + BPF_ALU64_REG(BPF_SUB, R2, R7), + BPF_ALU64_REG(BPF_SUB, R2, R8), + BPF_ALU64_REG(BPF_SUB, R2, R9), + BPF_ALU64_IMM(BPF_SUB, R2, 10), + BPF_ALU64_REG(BPF_SUB, R3, R0), + BPF_ALU64_REG(BPF_SUB, R3, R1), + BPF_ALU64_REG(BPF_SUB, R3, R2), + BPF_ALU64_REG(BPF_SUB, R3, R4), + BPF_ALU64_REG(BPF_SUB, R3, R5), + BPF_ALU64_REG(BPF_SUB, R3, R6), + BPF_ALU64_REG(BPF_SUB, R3, R7), + BPF_ALU64_REG(BPF_SUB, R3, R8), + BPF_ALU64_REG(BPF_SUB, R3, R9), + BPF_ALU64_IMM(BPF_SUB, R3, 10), + BPF_ALU64_REG(BPF_SUB, R4, R0), + BPF_ALU64_REG(BPF_SUB, R4, R1), + BPF_ALU64_REG(BPF_SUB, R4, R2), + BPF_ALU64_REG(BPF_SUB, R4, R3), + BPF_ALU64_REG(BPF_SUB, R4, R5), + BPF_ALU64_REG(BPF_SUB, R4, R6), + BPF_ALU64_REG(BPF_SUB, R4, R7), + BPF_ALU64_REG(BPF_SUB, R4, R8), + BPF_ALU64_REG(BPF_SUB, R4, R9), + BPF_ALU64_IMM(BPF_SUB, R4, 10), + BPF_ALU64_REG(BPF_SUB, R5, R0), + BPF_ALU64_REG(BPF_SUB, R5, R1), + BPF_ALU64_REG(BPF_SUB, R5, R2), + BPF_ALU64_REG(BPF_SUB, R5, R3), + BPF_ALU64_REG(BPF_SUB, R5, R4), + BPF_ALU64_REG(BPF_SUB, R5, R6), + BPF_ALU64_REG(BPF_SUB, R5, R7), + BPF_ALU64_REG(BPF_SUB, R5, R8), + BPF_ALU64_REG(BPF_SUB, R5, R9), + BPF_ALU64_IMM(BPF_SUB, R5, 10), + BPF_ALU64_REG(BPF_SUB, R6, R0), + BPF_ALU64_REG(BPF_SUB, R6, R1), + BPF_ALU64_REG(BPF_SUB, R6, R2), + BPF_ALU64_REG(BPF_SUB, R6, R3), + BPF_ALU64_REG(BPF_SUB, R6, R4), + BPF_ALU64_REG(BPF_SUB, R6, R5), + BPF_ALU64_REG(BPF_SUB, R6, R7), + BPF_ALU64_REG(BPF_SUB, R6, R8), + BPF_ALU64_REG(BPF_SUB, R6, R9), + BPF_ALU64_IMM(BPF_SUB, R6, 10), + BPF_ALU64_REG(BPF_SUB, R7, R0), + BPF_ALU64_REG(BPF_SUB, R7, R1), + BPF_ALU64_REG(BPF_SUB, R7, R2), + BPF_ALU64_REG(BPF_SUB, R7, R3), + BPF_ALU64_REG(BPF_SUB, R7, R4), + BPF_ALU64_REG(BPF_SUB, R7, R5), + BPF_ALU64_REG(BPF_SUB, R7, R6), + BPF_ALU64_REG(BPF_SUB, R7, R8), + BPF_ALU64_REG(BPF_SUB, R7, R9), + BPF_ALU64_IMM(BPF_SUB, R7, 10), + BPF_ALU64_REG(BPF_SUB, R8, R0), + BPF_ALU64_REG(BPF_SUB, R8, R1), + BPF_ALU64_REG(BPF_SUB, R8, R2), + BPF_ALU64_REG(BPF_SUB, R8, R3), + BPF_ALU64_REG(BPF_SUB, R8, R4), + BPF_ALU64_REG(BPF_SUB, R8, R5), + BPF_ALU64_REG(BPF_SUB, R8, R6), + BPF_ALU64_REG(BPF_SUB, R8, R7), + BPF_ALU64_REG(BPF_SUB, R8, R9), + BPF_ALU64_IMM(BPF_SUB, R8, 10), + BPF_ALU64_REG(BPF_SUB, R9, R0), + BPF_ALU64_REG(BPF_SUB, R9, R1), + BPF_ALU64_REG(BPF_SUB, R9, R2), + BPF_ALU64_REG(BPF_SUB, R9, R3), + BPF_ALU64_REG(BPF_SUB, R9, R4), + BPF_ALU64_REG(BPF_SUB, R9, R5), + BPF_ALU64_REG(BPF_SUB, R9, R6), + BPF_ALU64_REG(BPF_SUB, R9, R7), + BPF_ALU64_REG(BPF_SUB, R9, R8), + BPF_ALU64_IMM(BPF_SUB, R9, 10), + BPF_ALU64_IMM(BPF_SUB, R0, 10), + BPF_ALU64_IMM(BPF_NEG, R0, 0), + BPF_ALU64_REG(BPF_SUB, R0, R1), + BPF_ALU64_REG(BPF_SUB, R0, R2), + BPF_ALU64_REG(BPF_SUB, R0, R3), + BPF_ALU64_REG(BPF_SUB, R0, R4), + BPF_ALU64_REG(BPF_SUB, R0, R5), + BPF_ALU64_REG(BPF_SUB, R0, R6), + BPF_ALU64_REG(BPF_SUB, R0, R7), + BPF_ALU64_REG(BPF_SUB, R0, R8), + BPF_ALU64_REG(BPF_SUB, R0, R9), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 11 } } + }, + { /* Mainly checking JIT here. */ + "INT: XOR", + .u.insns_int = { + BPF_ALU64_REG(BPF_SUB, R0, R0), + BPF_ALU64_REG(BPF_XOR, R1, R1), + BPF_JMP_REG(BPF_JEQ, R0, R1, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_MOV, R0, 10), + BPF_ALU64_IMM(BPF_MOV, R1, -1), + BPF_ALU64_REG(BPF_SUB, R1, R1), + BPF_ALU64_REG(BPF_XOR, R2, R2), + BPF_JMP_REG(BPF_JEQ, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R2, R2), + BPF_ALU64_REG(BPF_XOR, R3, R3), + BPF_ALU64_IMM(BPF_MOV, R0, 10), + BPF_ALU64_IMM(BPF_MOV, R1, -1), + BPF_JMP_REG(BPF_JEQ, R2, R3, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R3, R3), + BPF_ALU64_REG(BPF_XOR, R4, R4), + BPF_ALU64_IMM(BPF_MOV, R2, 1), + BPF_ALU64_IMM(BPF_MOV, R5, -1), + BPF_JMP_REG(BPF_JEQ, R3, R4, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R4, R4), + BPF_ALU64_REG(BPF_XOR, R5, R5), + BPF_ALU64_IMM(BPF_MOV, R3, 1), + BPF_ALU64_IMM(BPF_MOV, R7, -1), + BPF_JMP_REG(BPF_JEQ, R5, R4, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_MOV, R5, 1), + BPF_ALU64_REG(BPF_SUB, R5, R5), + BPF_ALU64_REG(BPF_XOR, R6, R6), + BPF_ALU64_IMM(BPF_MOV, R1, 1), + BPF_ALU64_IMM(BPF_MOV, R8, -1), + BPF_JMP_REG(BPF_JEQ, R5, R6, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R6, R6), + BPF_ALU64_REG(BPF_XOR, R7, R7), + BPF_JMP_REG(BPF_JEQ, R7, R6, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R7, R7), + BPF_ALU64_REG(BPF_XOR, R8, R8), + BPF_JMP_REG(BPF_JEQ, R7, R8, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R8, R8), + BPF_ALU64_REG(BPF_XOR, R9, R9), + BPF_JMP_REG(BPF_JEQ, R9, R8, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R9, R9), + BPF_ALU64_REG(BPF_XOR, R0, R0), + BPF_JMP_REG(BPF_JEQ, R9, R0, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_SUB, R1, R1), + BPF_ALU64_REG(BPF_XOR, R0, R0), + BPF_JMP_REG(BPF_JEQ, R9, R0, 2), + BPF_ALU64_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } } + }, + { /* Mainly checking JIT here. */ + "INT: MUL", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, 11), + BPF_ALU64_IMM(BPF_MOV, R1, 1), + BPF_ALU64_IMM(BPF_MOV, R2, 2), + BPF_ALU64_IMM(BPF_MOV, R3, 3), + BPF_ALU64_IMM(BPF_MOV, R4, 4), + BPF_ALU64_IMM(BPF_MOV, R5, 5), + BPF_ALU64_IMM(BPF_MOV, R6, 6), + BPF_ALU64_IMM(BPF_MOV, R7, 7), + BPF_ALU64_IMM(BPF_MOV, R8, 8), + BPF_ALU64_IMM(BPF_MOV, R9, 9), + BPF_ALU64_REG(BPF_MUL, R0, R0), + BPF_ALU64_REG(BPF_MUL, R0, R1), + BPF_ALU64_REG(BPF_MUL, R0, R2), + BPF_ALU64_REG(BPF_MUL, R0, R3), + BPF_ALU64_REG(BPF_MUL, R0, R4), + BPF_ALU64_REG(BPF_MUL, R0, R5), + BPF_ALU64_REG(BPF_MUL, R0, R6), + BPF_ALU64_REG(BPF_MUL, R0, R7), + BPF_ALU64_REG(BPF_MUL, R0, R8), + BPF_ALU64_REG(BPF_MUL, R0, R9), + BPF_ALU64_IMM(BPF_MUL, R0, 10), + BPF_JMP_IMM(BPF_JEQ, R0, 439084800, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_MUL, R1, R0), + BPF_ALU64_REG(BPF_MUL, R1, R2), + BPF_ALU64_REG(BPF_MUL, R1, R3), + BPF_ALU64_REG(BPF_MUL, R1, R4), + BPF_ALU64_REG(BPF_MUL, R1, R5), + BPF_ALU64_REG(BPF_MUL, R1, R6), + BPF_ALU64_REG(BPF_MUL, R1, R7), + BPF_ALU64_REG(BPF_MUL, R1, R8), + BPF_ALU64_REG(BPF_MUL, R1, R9), + BPF_ALU64_IMM(BPF_MUL, R1, 10), + BPF_ALU64_REG(BPF_MOV, R2, R1), + BPF_ALU64_IMM(BPF_RSH, R2, 32), + BPF_JMP_IMM(BPF_JEQ, R2, 0x5a924, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_LSH, R1, 32), + BPF_ALU64_IMM(BPF_ARSH, R1, 32), + BPF_JMP_IMM(BPF_JEQ, R1, 0xebb90000, 1), + BPF_EXIT_INSN(), + BPF_ALU64_REG(BPF_MUL, R2, R0), + BPF_ALU64_REG(BPF_MUL, R2, R1), + BPF_ALU64_REG(BPF_MUL, R2, R3), + BPF_ALU64_REG(BPF_MUL, R2, R4), + BPF_ALU64_REG(BPF_MUL, R2, R5), + BPF_ALU64_REG(BPF_MUL, R2, R6), + BPF_ALU64_REG(BPF_MUL, R2, R7), + BPF_ALU64_REG(BPF_MUL, R2, R8), + BPF_ALU64_REG(BPF_MUL, R2, R9), + BPF_ALU64_IMM(BPF_MUL, R2, 10), + BPF_ALU64_IMM(BPF_RSH, R2, 32), + BPF_ALU64_REG(BPF_MOV, R0, R2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x35d97ef2 } } + }, + { /* Mainly checking JIT here. */ + "MOV REG64", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffffffffffffLL), + BPF_MOV64_REG(R1, R0), + BPF_MOV64_REG(R2, R1), + BPF_MOV64_REG(R3, R2), + BPF_MOV64_REG(R4, R3), + BPF_MOV64_REG(R5, R4), + BPF_MOV64_REG(R6, R5), + BPF_MOV64_REG(R7, R6), + BPF_MOV64_REG(R8, R7), + BPF_MOV64_REG(R9, R8), + BPF_ALU64_IMM(BPF_MOV, R0, 0), + BPF_ALU64_IMM(BPF_MOV, R1, 0), + BPF_ALU64_IMM(BPF_MOV, R2, 0), + BPF_ALU64_IMM(BPF_MOV, R3, 0), + BPF_ALU64_IMM(BPF_MOV, R4, 0), + BPF_ALU64_IMM(BPF_MOV, R5, 0), + BPF_ALU64_IMM(BPF_MOV, R6, 0), + BPF_ALU64_IMM(BPF_MOV, R7, 0), + BPF_ALU64_IMM(BPF_MOV, R8, 0), + BPF_ALU64_IMM(BPF_MOV, R9, 0), + BPF_ALU64_REG(BPF_ADD, R0, R0), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_ALU64_REG(BPF_ADD, R0, R2), + BPF_ALU64_REG(BPF_ADD, R0, R3), + BPF_ALU64_REG(BPF_ADD, R0, R4), + BPF_ALU64_REG(BPF_ADD, R0, R5), + BPF_ALU64_REG(BPF_ADD, R0, R6), + BPF_ALU64_REG(BPF_ADD, R0, R7), + BPF_ALU64_REG(BPF_ADD, R0, R8), + BPF_ALU64_REG(BPF_ADD, R0, R9), + BPF_ALU64_IMM(BPF_ADD, R0, 0xfefe), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfefe } } + }, + { /* Mainly checking JIT here. */ + "MOV REG32", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffffffffffffLL), + BPF_MOV64_REG(R1, R0), + BPF_MOV64_REG(R2, R1), + BPF_MOV64_REG(R3, R2), + BPF_MOV64_REG(R4, R3), + BPF_MOV64_REG(R5, R4), + BPF_MOV64_REG(R6, R5), + BPF_MOV64_REG(R7, R6), + BPF_MOV64_REG(R8, R7), + BPF_MOV64_REG(R9, R8), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_ALU32_IMM(BPF_MOV, R1, 0), + BPF_ALU32_IMM(BPF_MOV, R2, 0), + BPF_ALU32_IMM(BPF_MOV, R3, 0), + BPF_ALU32_IMM(BPF_MOV, R4, 0), + BPF_ALU32_IMM(BPF_MOV, R5, 0), + BPF_ALU32_IMM(BPF_MOV, R6, 0), + BPF_ALU32_IMM(BPF_MOV, R7, 0), + BPF_ALU32_IMM(BPF_MOV, R8, 0), + BPF_ALU32_IMM(BPF_MOV, R9, 0), + BPF_ALU64_REG(BPF_ADD, R0, R0), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_ALU64_REG(BPF_ADD, R0, R2), + BPF_ALU64_REG(BPF_ADD, R0, R3), + BPF_ALU64_REG(BPF_ADD, R0, R4), + BPF_ALU64_REG(BPF_ADD, R0, R5), + BPF_ALU64_REG(BPF_ADD, R0, R6), + BPF_ALU64_REG(BPF_ADD, R0, R7), + BPF_ALU64_REG(BPF_ADD, R0, R8), + BPF_ALU64_REG(BPF_ADD, R0, R9), + BPF_ALU64_IMM(BPF_ADD, R0, 0xfefe), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfefe } } + }, + { /* Mainly checking JIT here. */ + "LD IMM64", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffffffffffffLL), + BPF_MOV64_REG(R1, R0), + BPF_MOV64_REG(R2, R1), + BPF_MOV64_REG(R3, R2), + BPF_MOV64_REG(R4, R3), + BPF_MOV64_REG(R5, R4), + BPF_MOV64_REG(R6, R5), + BPF_MOV64_REG(R7, R6), + BPF_MOV64_REG(R8, R7), + BPF_MOV64_REG(R9, R8), + BPF_LD_IMM64(R0, 0x0LL), + BPF_LD_IMM64(R1, 0x0LL), + BPF_LD_IMM64(R2, 0x0LL), + BPF_LD_IMM64(R3, 0x0LL), + BPF_LD_IMM64(R4, 0x0LL), + BPF_LD_IMM64(R5, 0x0LL), + BPF_LD_IMM64(R6, 0x0LL), + BPF_LD_IMM64(R7, 0x0LL), + BPF_LD_IMM64(R8, 0x0LL), + BPF_LD_IMM64(R9, 0x0LL), + BPF_ALU64_REG(BPF_ADD, R0, R0), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_ALU64_REG(BPF_ADD, R0, R2), + BPF_ALU64_REG(BPF_ADD, R0, R3), + BPF_ALU64_REG(BPF_ADD, R0, R4), + BPF_ALU64_REG(BPF_ADD, R0, R5), + BPF_ALU64_REG(BPF_ADD, R0, R6), + BPF_ALU64_REG(BPF_ADD, R0, R7), + BPF_ALU64_REG(BPF_ADD, R0, R8), + BPF_ALU64_REG(BPF_ADD, R0, R9), + BPF_ALU64_IMM(BPF_ADD, R0, 0xfefe), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfefe } } + }, + { + "INT: ALU MIX", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, 11), + BPF_ALU64_IMM(BPF_ADD, R0, -1), + BPF_ALU64_IMM(BPF_MOV, R2, 2), + BPF_ALU64_IMM(BPF_XOR, R2, 3), + BPF_ALU64_REG(BPF_DIV, R0, R2), + BPF_JMP_IMM(BPF_JEQ, R0, 10, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_MOD, R0, 3), + BPF_JMP_IMM(BPF_JEQ, R0, 1, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_MOV, R0, -1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -1 } } + }, + { + "INT: shifts by register", + .u.insns_int = { + BPF_MOV64_IMM(R0, -1234), + BPF_MOV64_IMM(R1, 1), + BPF_ALU32_REG(BPF_RSH, R0, R1), + BPF_JMP_IMM(BPF_JEQ, R0, 0x7ffffd97, 1), + BPF_EXIT_INSN(), + BPF_MOV64_IMM(R2, 1), + BPF_ALU64_REG(BPF_LSH, R0, R2), + BPF_MOV32_IMM(R4, -1234), + BPF_JMP_REG(BPF_JEQ, R0, R4, 1), + BPF_EXIT_INSN(), + BPF_ALU64_IMM(BPF_AND, R4, 63), + BPF_ALU64_REG(BPF_LSH, R0, R4), /* R0 <= 46 */ + BPF_MOV64_IMM(R3, 47), + BPF_ALU64_REG(BPF_ARSH, R0, R3), + BPF_JMP_IMM(BPF_JEQ, R0, -617, 1), + BPF_EXIT_INSN(), + BPF_MOV64_IMM(R2, 1), + BPF_ALU64_REG(BPF_LSH, R4, R2), /* R4 = 46 << 1 */ + BPF_JMP_IMM(BPF_JEQ, R4, 92, 1), + BPF_EXIT_INSN(), + BPF_MOV64_IMM(R4, 4), + BPF_ALU64_REG(BPF_LSH, R4, R4), /* R4 = 4 << 4 */ + BPF_JMP_IMM(BPF_JEQ, R4, 64, 1), + BPF_EXIT_INSN(), + BPF_MOV64_IMM(R4, 5), + BPF_ALU32_REG(BPF_LSH, R4, R4), /* R4 = 5 << 5 */ + BPF_JMP_IMM(BPF_JEQ, R4, 160, 1), + BPF_EXIT_INSN(), + BPF_MOV64_IMM(R0, -1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -1 } } + }, + { + "check: missing ret", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 1), + }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { + "check: div_k_0", + .u.insns = { + BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 0), + BPF_STMT(BPF_RET | BPF_K, 0) + }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { + "check: unknown insn", + .u.insns = { + /* seccomp insn, rejected in socket filter */ + BPF_STMT(BPF_LDX | BPF_W | BPF_ABS, 0), + BPF_STMT(BPF_RET | BPF_K, 0) + }, + CLASSIC | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { + "check: out of range spill/fill", + .u.insns = { + BPF_STMT(BPF_STX, 16), + BPF_STMT(BPF_RET | BPF_K, 0) + }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { + "JUMPS + HOLES", + .u.insns = { + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JGE, 0, 13, 15), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ, 0x90c2894d, 3, 4), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ, 0x90c2894d, 1, 2), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JGE, 0, 14, 15), + BPF_JUMP(BPF_JMP | BPF_JGE, 0, 13, 14), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ, 0x2ac28349, 2, 3), + BPF_JUMP(BPF_JMP | BPF_JEQ, 0x2ac28349, 1, 2), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JGE, 0, 14, 15), + BPF_JUMP(BPF_JMP | BPF_JGE, 0, 13, 14), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ, 0x90d2ff41, 2, 3), + BPF_JUMP(BPF_JMP | BPF_JEQ, 0x90d2ff41, 1, 2), + BPF_STMT(BPF_LD | BPF_H | BPF_ABS, 0), + BPF_STMT(BPF_RET | BPF_A, 0), + BPF_STMT(BPF_RET | BPF_A, 0), + }, + CLASSIC, + { 0x00, 0x1b, 0x21, 0x3c, 0x9d, 0xf8, + 0x90, 0xe2, 0xba, 0x0a, 0x56, 0xb4, + 0x08, 0x00, + 0x45, 0x00, 0x00, 0x28, 0x00, 0x00, + 0x20, 0x00, 0x40, 0x11, 0x00, 0x00, /* IP header */ + 0xc0, 0xa8, 0x33, 0x01, + 0xc0, 0xa8, 0x33, 0x02, + 0xbb, 0xb6, + 0xa9, 0xfa, + 0x00, 0x14, 0x00, 0x00, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, + 0xcc, 0xcc, 0xcc, 0xcc }, + { { 88, 0x001b } } + }, + { + "check: RET X", + .u.insns = { + BPF_STMT(BPF_RET | BPF_X, 0), + }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { + "check: LDX + RET X", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 42), + BPF_STMT(BPF_RET | BPF_X, 0), + }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { /* Mainly checking JIT here. */ + "M[]: alt STX + LDX", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 100), + BPF_STMT(BPF_STX, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 0), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 1), + BPF_STMT(BPF_LDX | BPF_MEM, 1), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 2), + BPF_STMT(BPF_LDX | BPF_MEM, 2), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 3), + BPF_STMT(BPF_LDX | BPF_MEM, 3), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 4), + BPF_STMT(BPF_LDX | BPF_MEM, 4), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 5), + BPF_STMT(BPF_LDX | BPF_MEM, 5), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 6), + BPF_STMT(BPF_LDX | BPF_MEM, 6), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 7), + BPF_STMT(BPF_LDX | BPF_MEM, 7), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 8), + BPF_STMT(BPF_LDX | BPF_MEM, 8), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 9), + BPF_STMT(BPF_LDX | BPF_MEM, 9), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 10), + BPF_STMT(BPF_LDX | BPF_MEM, 10), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 11), + BPF_STMT(BPF_LDX | BPF_MEM, 11), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 12), + BPF_STMT(BPF_LDX | BPF_MEM, 12), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 13), + BPF_STMT(BPF_LDX | BPF_MEM, 13), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 14), + BPF_STMT(BPF_LDX | BPF_MEM, 14), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_STX, 15), + BPF_STMT(BPF_LDX | BPF_MEM, 15), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_RET | BPF_A, 0), + }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 116 } }, + }, + { /* Mainly checking JIT here. */ + "M[]: full STX + full LDX", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0xbadfeedb), + BPF_STMT(BPF_STX, 0), + BPF_STMT(BPF_LDX | BPF_IMM, 0xecabedae), + BPF_STMT(BPF_STX, 1), + BPF_STMT(BPF_LDX | BPF_IMM, 0xafccfeaf), + BPF_STMT(BPF_STX, 2), + BPF_STMT(BPF_LDX | BPF_IMM, 0xbffdcedc), + BPF_STMT(BPF_STX, 3), + BPF_STMT(BPF_LDX | BPF_IMM, 0xfbbbdccb), + BPF_STMT(BPF_STX, 4), + BPF_STMT(BPF_LDX | BPF_IMM, 0xfbabcbda), + BPF_STMT(BPF_STX, 5), + BPF_STMT(BPF_LDX | BPF_IMM, 0xaedecbdb), + BPF_STMT(BPF_STX, 6), + BPF_STMT(BPF_LDX | BPF_IMM, 0xadebbade), + BPF_STMT(BPF_STX, 7), + BPF_STMT(BPF_LDX | BPF_IMM, 0xfcfcfaec), + BPF_STMT(BPF_STX, 8), + BPF_STMT(BPF_LDX | BPF_IMM, 0xbcdddbdc), + BPF_STMT(BPF_STX, 9), + BPF_STMT(BPF_LDX | BPF_IMM, 0xfeefdfac), + BPF_STMT(BPF_STX, 10), + BPF_STMT(BPF_LDX | BPF_IMM, 0xcddcdeea), + BPF_STMT(BPF_STX, 11), + BPF_STMT(BPF_LDX | BPF_IMM, 0xaccfaebb), + BPF_STMT(BPF_STX, 12), + BPF_STMT(BPF_LDX | BPF_IMM, 0xbdcccdcf), + BPF_STMT(BPF_STX, 13), + BPF_STMT(BPF_LDX | BPF_IMM, 0xaaedecde), + BPF_STMT(BPF_STX, 14), + BPF_STMT(BPF_LDX | BPF_IMM, 0xfaeacdad), + BPF_STMT(BPF_STX, 15), + BPF_STMT(BPF_LDX | BPF_MEM, 0), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 1), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 2), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 3), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 4), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 5), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 6), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 7), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 8), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 9), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 10), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 11), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 12), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 13), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 14), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_LDX | BPF_MEM, 15), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0), + }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0x2a5a5e5 } }, + }, + { + "check: SKF_AD_MAX", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF + SKF_AD_MAX), + BPF_STMT(BPF_RET | BPF_A, 0), + }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = NULL, + .expected_errcode = -EINVAL, + }, + { /* Passes checker but fails during runtime. */ + "LD [SKF_AD_OFF-1]", + .u.insns = { + BPF_STMT(BPF_LD | BPF_W | BPF_ABS, + SKF_AD_OFF - 1), + BPF_STMT(BPF_RET | BPF_K, 1), + }, + CLASSIC, + { }, + { { 1, 0 } }, + }, + { + "load 64-bit immediate", + .u.insns_int = { + BPF_LD_IMM64(R1, 0x567800001234LL), + BPF_MOV64_REG(R2, R1), + BPF_MOV64_REG(R3, R2), + BPF_ALU64_IMM(BPF_RSH, R2, 32), + BPF_ALU64_IMM(BPF_LSH, R3, 32), + BPF_ALU64_IMM(BPF_RSH, R3, 32), + BPF_ALU64_IMM(BPF_MOV, R0, 0), + BPF_JMP_IMM(BPF_JEQ, R2, 0x5678, 1), + BPF_EXIT_INSN(), + BPF_JMP_IMM(BPF_JEQ, R3, 0x1234, 1), + BPF_EXIT_INSN(), + BPF_LD_IMM64(R0, 0x1ffffffffLL), + BPF_ALU64_IMM(BPF_RSH, R0, 32), /* R0 = 1 */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } } + }, + /* BPF_ALU | BPF_MOV | BPF_X */ + { + "ALU_MOV_X: dst = 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU32_REG(BPF_MOV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_MOV_X: dst = 4294967295", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 4294967295U), + BPF_ALU32_REG(BPF_MOV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 4294967295U } }, + }, + { + "ALU64_MOV_X: dst = 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU64_REG(BPF_MOV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_MOV_X: dst = 4294967295", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 4294967295U), + BPF_ALU64_REG(BPF_MOV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 4294967295U } }, + }, + /* BPF_ALU | BPF_MOV | BPF_K */ + { + "ALU_MOV_K: dst = 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_MOV_K: dst = 4294967295", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 4294967295U), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 4294967295U } }, + }, + { + "ALU_MOV_K: 0x0000ffffffff0000 = 0x00000000ffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0x00000000ffffffffLL), + BPF_ALU32_IMM(BPF_MOV, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_MOV_K: dst = 2", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_MOV_K: dst = 2147483647", + .u.insns_int = { + BPF_ALU64_IMM(BPF_MOV, R0, 2147483647), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2147483647 } }, + }, + { + "ALU64_OR_K: dst = 0x0", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0x0), + BPF_ALU64_IMM(BPF_MOV, R2, 0x0), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_MOV_K: dst = -1", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_MOV, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_ADD | BPF_X */ + { + "ALU_ADD_X: 1 + 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU32_REG(BPF_ADD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_ADD_X: 1 + 4294967294 = 4294967295", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U), + BPF_ALU32_REG(BPF_ADD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 4294967295U } }, + }, + { + "ALU_ADD_X: 2 + 4294967294 = 0", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_LD_IMM64(R1, 4294967294U), + BPF_ALU32_REG(BPF_ADD, R0, R1), + BPF_JMP_IMM(BPF_JEQ, R0, 0, 2), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_ADD_X: 1 + 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_ADD_X: 1 + 4294967294 = 4294967295", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 4294967295U } }, + }, + { + "ALU64_ADD_X: 2 + 4294967294 = 4294967296", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_LD_IMM64(R1, 4294967294U), + BPF_LD_IMM64(R2, 4294967296ULL), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_JMP_REG(BPF_JEQ, R0, R2, 2), + BPF_MOV32_IMM(R0, 0), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_ALU | BPF_ADD | BPF_K */ + { + "ALU_ADD_K: 1 + 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_ADD, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_ADD_K: 3 + 0 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_ADD, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_ADD_K: 1 + 4294967294 = 4294967295", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_ADD, R0, 4294967294U), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 4294967295U } }, + }, + { + "ALU_ADD_K: 4294967294 + 2 = 0", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967294U), + BPF_ALU32_IMM(BPF_ADD, R0, 2), + BPF_JMP_IMM(BPF_JEQ, R0, 0, 2), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU_ADD_K: 0 + (-1) = 0x00000000ffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x00000000ffffffff), + BPF_ALU32_IMM(BPF_ADD, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0xffff = 0xffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffff), + BPF_ALU32_IMM(BPF_ADD, R2, 0xffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x7fffffff = 0x7fffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x7fffffff), + BPF_ALU32_IMM(BPF_ADD, R2, 0x7fffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x80000000 = 0x80000000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x80000000), + BPF_ALU32_IMM(BPF_ADD, R2, 0x80000000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x80008000 = 0x80008000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x80008000), + BPF_ALU32_IMM(BPF_ADD, R2, 0x80008000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 1 + 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_ADD, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_ADD_K: 3 + 0 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_ADD, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_ADD_K: 1 + 2147483646 = 2147483647", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_ADD, R0, 2147483646), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2147483647 } }, + }, + { + "ALU64_ADD_K: 4294967294 + 2 = 4294967296", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967294U), + BPF_LD_IMM64(R1, 4294967296ULL), + BPF_ALU64_IMM(BPF_ADD, R0, 2), + BPF_JMP_REG(BPF_JEQ, R0, R1, 2), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_ADD_K: 2147483646 + -2147483647 = -1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2147483646), + BPF_ALU64_IMM(BPF_ADD, R0, -2147483647), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -1 } }, + }, + { + "ALU64_ADD_K: 1 + 0 = 1", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x1), + BPF_LD_IMM64(R3, 0x1), + BPF_ALU64_IMM(BPF_ADD, R2, 0x0), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 0 + (-1) = 0xffffffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_ADD, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 0 + 0xffff = 0xffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffff), + BPF_ALU64_IMM(BPF_ADD, R2, 0xffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 0 + 0x7fffffff = 0x7fffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x7fffffff), + BPF_ALU64_IMM(BPF_ADD, R2, 0x7fffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 0 + 0x80000000 = 0xffffffff80000000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffffffff80000000LL), + BPF_ALU64_IMM(BPF_ADD, R2, 0x80000000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x80008000 = 0xffffffff80008000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffffffff80008000LL), + BPF_ALU64_IMM(BPF_ADD, R2, 0x80008000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_SUB | BPF_X */ + { + "ALU_SUB_X: 3 - 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU32_REG(BPF_SUB, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_SUB_X: 4294967295 - 4294967294 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U), + BPF_ALU32_REG(BPF_SUB, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_SUB_X: 3 - 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU64_REG(BPF_SUB, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_SUB_X: 4294967295 - 4294967294 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U), + BPF_ALU64_REG(BPF_SUB, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_ALU | BPF_SUB | BPF_K */ + { + "ALU_SUB_K: 3 - 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_SUB, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_SUB_K: 3 - 0 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_SUB, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_SUB_K: 4294967295 - 4294967294 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_SUB, R0, 4294967294U), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_SUB_K: 3 - 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_SUB, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_SUB_K: 3 - 0 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_SUB, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_SUB_K: 4294967294 - 4294967295 = -1", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967294U), + BPF_ALU64_IMM(BPF_SUB, R0, 4294967295U), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -1 } }, + }, + { + "ALU64_ADD_K: 2147483646 - 2147483647 = -1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2147483646), + BPF_ALU64_IMM(BPF_SUB, R0, 2147483647), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -1 } }, + }, + /* BPF_ALU | BPF_MUL | BPF_X */ + { + "ALU_MUL_X: 2 * 3 = 6", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MOV, R1, 3), + BPF_ALU32_REG(BPF_MUL, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 6 } }, + }, + { + "ALU_MUL_X: 2 * 0x7FFFFFF8 = 0xFFFFFFF0", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MOV, R1, 0x7FFFFFF8), + BPF_ALU32_REG(BPF_MUL, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xFFFFFFF0 } }, + }, + { + "ALU_MUL_X: -1 * -1 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, -1), + BPF_ALU32_IMM(BPF_MOV, R1, -1), + BPF_ALU32_REG(BPF_MUL, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_MUL_X: 2 * 3 = 6", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MOV, R1, 3), + BPF_ALU64_REG(BPF_MUL, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 6 } }, + }, + { + "ALU64_MUL_X: 1 * 2147483647 = 2147483647", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 2147483647), + BPF_ALU64_REG(BPF_MUL, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2147483647 } }, + }, + /* BPF_ALU | BPF_MUL | BPF_K */ + { + "ALU_MUL_K: 2 * 3 = 6", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MUL, R0, 3), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 6 } }, + }, + { + "ALU_MUL_K: 3 * 1 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MUL, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_MUL_K: 2 * 0x7FFFFFF8 = 0xFFFFFFF0", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MUL, R0, 0x7FFFFFF8), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xFFFFFFF0 } }, + }, + { + "ALU_MUL_K: 1 * (-1) = 0x00000000ffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x1), + BPF_LD_IMM64(R3, 0x00000000ffffffff), + BPF_ALU32_IMM(BPF_MUL, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_MUL_K: 2 * 3 = 6", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU64_IMM(BPF_MUL, R0, 3), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 6 } }, + }, + { + "ALU64_MUL_K: 3 * 1 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_MUL, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_MUL_K: 1 * 2147483647 = 2147483647", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_MUL, R0, 2147483647), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2147483647 } }, + }, + { + "ALU64_MUL_K: 1 * -2147483647 = -2147483647", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_MUL, R0, -2147483647), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -2147483647 } }, + }, + { + "ALU64_MUL_K: 1 * (-1) = 0xffffffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x1), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_MUL, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_DIV | BPF_X */ + { + "ALU_DIV_X: 6 / 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 6), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU32_REG(BPF_DIV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_DIV_X: 4294967295 / 4294967295 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_MOV, R1, 4294967295U), + BPF_ALU32_REG(BPF_DIV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_DIV_X: 6 / 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 6), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU64_REG(BPF_DIV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_DIV_X: 2147483647 / 2147483647 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2147483647), + BPF_ALU32_IMM(BPF_MOV, R1, 2147483647), + BPF_ALU64_REG(BPF_DIV, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_DIV_X: 0xffffffffffffffff / (-1) = 0x0000000000000001", + .u.insns_int = { + BPF_LD_IMM64(R2, 0xffffffffffffffffLL), + BPF_LD_IMM64(R4, 0xffffffffffffffffLL), + BPF_LD_IMM64(R3, 0x0000000000000001LL), + BPF_ALU64_REG(BPF_DIV, R2, R4), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_DIV | BPF_K */ + { + "ALU_DIV_K: 6 / 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 6), + BPF_ALU32_IMM(BPF_DIV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_DIV_K: 3 / 1 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_DIV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_DIV_K: 4294967295 / 4294967295 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_DIV, R0, 4294967295U), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU_DIV_K: 0xffffffffffffffff / (-1) = 0x1", + .u.insns_int = { + BPF_LD_IMM64(R2, 0xffffffffffffffffLL), + BPF_LD_IMM64(R3, 0x1UL), + BPF_ALU32_IMM(BPF_DIV, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_DIV_K: 6 / 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 6), + BPF_ALU64_IMM(BPF_DIV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_DIV_K: 3 / 1 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_DIV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_DIV_K: 2147483647 / 2147483647 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2147483647), + BPF_ALU64_IMM(BPF_DIV, R0, 2147483647), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_DIV_K: 0xffffffffffffffff / (-1) = 0x0000000000000001", + .u.insns_int = { + BPF_LD_IMM64(R2, 0xffffffffffffffffLL), + BPF_LD_IMM64(R3, 0x0000000000000001LL), + BPF_ALU64_IMM(BPF_DIV, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_MOD | BPF_X */ + { + "ALU_MOD_X: 3 % 2 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU32_REG(BPF_MOD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU_MOD_X: 4294967295 % 4294967293 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_MOV, R1, 4294967293U), + BPF_ALU32_REG(BPF_MOD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_MOD_X: 3 % 2 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU64_REG(BPF_MOD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_MOD_X: 2147483647 % 2147483645 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 2147483647), + BPF_ALU32_IMM(BPF_MOV, R1, 2147483645), + BPF_ALU64_REG(BPF_MOD, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + /* BPF_ALU | BPF_MOD | BPF_K */ + { + "ALU_MOD_K: 3 % 2 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOD, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU_MOD_K: 3 % 1 = 0", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOD, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0 } }, + }, + { + "ALU_MOD_K: 4294967295 % 4294967293 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967295U), + BPF_ALU32_IMM(BPF_MOD, R0, 4294967293U), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_MOD_K: 3 % 2 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_MOD, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_MOD_K: 3 % 1 = 0", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_MOD, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0 } }, + }, + { + "ALU64_MOD_K: 2147483647 % 2147483645 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 2147483647), + BPF_ALU64_IMM(BPF_MOD, R0, 2147483645), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + /* BPF_ALU | BPF_AND | BPF_X */ + { + "ALU_AND_X: 3 & 2 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU32_REG(BPF_AND, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_AND_X: 0xffffffff & 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffff), + BPF_ALU32_IMM(BPF_MOV, R1, 0xffffffff), + BPF_ALU32_REG(BPF_AND, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + { + "ALU64_AND_X: 3 & 2 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU64_REG(BPF_AND, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_AND_X: 0xffffffff & 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffff), + BPF_ALU32_IMM(BPF_MOV, R1, 0xffffffff), + BPF_ALU64_REG(BPF_AND, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + /* BPF_ALU | BPF_AND | BPF_K */ + { + "ALU_AND_K: 3 & 2 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU32_IMM(BPF_AND, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_AND_K: 0xffffffff & 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffff), + BPF_ALU32_IMM(BPF_AND, R0, 0xffffffff), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + { + "ALU64_AND_K: 3 & 2 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_AND, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_AND_K: 0xffffffff & 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xffffffff), + BPF_ALU64_IMM(BPF_AND, R0, 0xffffffff), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + { + "ALU64_AND_K: 0x0000ffffffff0000 & 0x0 = 0x0000ffff00000000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0x0000000000000000LL), + BPF_ALU64_IMM(BPF_AND, R2, 0x0), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_AND_K: 0x0000ffffffff0000 & -1 = 0x0000ffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0x0000ffffffff0000LL), + BPF_ALU64_IMM(BPF_AND, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_AND_K: 0xffffffffffffffff & -1 = 0xffffffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0xffffffffffffffffLL), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_AND, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_OR | BPF_X */ + { + "ALU_OR_X: 1 | 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU32_REG(BPF_OR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_OR_X: 0x0 | 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_ALU32_IMM(BPF_MOV, R1, 0xffffffff), + BPF_ALU32_REG(BPF_OR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + { + "ALU64_OR_X: 1 | 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 2), + BPF_ALU64_REG(BPF_OR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_OR_X: 0 | 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_ALU32_IMM(BPF_MOV, R1, 0xffffffff), + BPF_ALU64_REG(BPF_OR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + /* BPF_ALU | BPF_OR | BPF_K */ + { + "ALU_OR_K: 1 | 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_OR, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_OR_K: 0 & 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_ALU32_IMM(BPF_OR, R0, 0xffffffff), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + { + "ALU64_OR_K: 1 | 2 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_OR, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_OR_K: 0 & 0xffffffff = 0xffffffff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_ALU64_IMM(BPF_OR, R0, 0xffffffff), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + }, + { + "ALU64_OR_K: 0x0000ffffffff0000 | 0x0 = 0x0000ffff00000000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0x0000ffffffff0000LL), + BPF_ALU64_IMM(BPF_OR, R2, 0x0), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_OR_K: 0x0000ffffffff0000 | -1 = 0xffffffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_OR, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_OR_K: 0x000000000000000 | -1 = 0xffffffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000000000000000LL), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_OR, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_XOR | BPF_X */ + { + "ALU_XOR_X: 5 ^ 6 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 5), + BPF_ALU32_IMM(BPF_MOV, R1, 6), + BPF_ALU32_REG(BPF_XOR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_XOR_X: 0x1 ^ 0xffffffff = 0xfffffffe", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 0xffffffff), + BPF_ALU32_REG(BPF_XOR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfffffffe } }, + }, + { + "ALU64_XOR_X: 5 ^ 6 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 5), + BPF_ALU32_IMM(BPF_MOV, R1, 6), + BPF_ALU64_REG(BPF_XOR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_XOR_X: 1 ^ 0xffffffff = 0xfffffffe", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 0xffffffff), + BPF_ALU64_REG(BPF_XOR, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfffffffe } }, + }, + /* BPF_ALU | BPF_XOR | BPF_K */ + { + "ALU_XOR_K: 5 ^ 6 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 5), + BPF_ALU32_IMM(BPF_XOR, R0, 6), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU_XOR_K: 1 ^ 0xffffffff = 0xfffffffe", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_XOR, R0, 0xffffffff), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfffffffe } }, + }, + { + "ALU64_XOR_K: 5 ^ 6 = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, 5), + BPF_ALU64_IMM(BPF_XOR, R0, 6), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_XOR_K: 1 & 0xffffffff = 0xfffffffe", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_XOR, R0, 0xffffffff), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xfffffffe } }, + }, + { + "ALU64_XOR_K: 0x0000ffffffff0000 ^ 0x0 = 0x0000ffffffff0000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0x0000ffffffff0000LL), + BPF_ALU64_IMM(BPF_XOR, R2, 0x0), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_XOR_K: 0x0000ffffffff0000 ^ -1 = 0xffff00000000ffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000ffffffff0000LL), + BPF_LD_IMM64(R3, 0xffff00000000ffffLL), + BPF_ALU64_IMM(BPF_XOR, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_XOR_K: 0x000000000000000 ^ -1 = 0xffffffffffffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0000000000000000LL), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ALU64_IMM(BPF_XOR, R2, 0xffffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + /* BPF_ALU | BPF_LSH | BPF_X */ + { + "ALU_LSH_X: 1 << 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU32_REG(BPF_LSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_LSH_X: 1 << 31 = 0x80000000", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 31), + BPF_ALU32_REG(BPF_LSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x80000000 } }, + }, + { + "ALU64_LSH_X: 1 << 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU64_REG(BPF_LSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_LSH_X: 1 << 31 = 0x80000000", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_MOV, R1, 31), + BPF_ALU64_REG(BPF_LSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x80000000 } }, + }, + /* BPF_ALU | BPF_LSH | BPF_K */ + { + "ALU_LSH_K: 1 << 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_LSH, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU_LSH_K: 1 << 31 = 0x80000000", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU32_IMM(BPF_LSH, R0, 31), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x80000000 } }, + }, + { + "ALU64_LSH_K: 1 << 1 = 2", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_LSH, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "ALU64_LSH_K: 1 << 31 = 0x80000000", + .u.insns_int = { + BPF_LD_IMM64(R0, 1), + BPF_ALU64_IMM(BPF_LSH, R0, 31), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x80000000 } }, + }, + /* BPF_ALU | BPF_RSH | BPF_X */ + { + "ALU_RSH_X: 2 >> 1 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU32_REG(BPF_RSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU_RSH_X: 0x80000000 >> 31 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x80000000), + BPF_ALU32_IMM(BPF_MOV, R1, 31), + BPF_ALU32_REG(BPF_RSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_RSH_X: 2 >> 1 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_MOV, R1, 1), + BPF_ALU64_REG(BPF_RSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_RSH_X: 0x80000000 >> 31 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x80000000), + BPF_ALU32_IMM(BPF_MOV, R1, 31), + BPF_ALU64_REG(BPF_RSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_ALU | BPF_RSH | BPF_K */ + { + "ALU_RSH_K: 2 >> 1 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU32_IMM(BPF_RSH, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU_RSH_K: 0x80000000 >> 31 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x80000000), + BPF_ALU32_IMM(BPF_RSH, R0, 31), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_RSH_K: 2 >> 1 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_ALU64_IMM(BPF_RSH, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "ALU64_RSH_K: 0x80000000 >> 31 = 1", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x80000000), + BPF_ALU64_IMM(BPF_RSH, R0, 31), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_ALU | BPF_ARSH | BPF_X */ + { + "ALU_ARSH_X: 0xff00ff0000000000 >> 40 = 0xffffffffffff00ff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xff00ff0000000000LL), + BPF_ALU32_IMM(BPF_MOV, R1, 40), + BPF_ALU64_REG(BPF_ARSH, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffff00ff } }, + }, + /* BPF_ALU | BPF_ARSH | BPF_K */ + { + "ALU_ARSH_K: 0xff00ff0000000000 >> 40 = 0xffffffffffff00ff", + .u.insns_int = { + BPF_LD_IMM64(R0, 0xff00ff0000000000LL), + BPF_ALU64_IMM(BPF_ARSH, R0, 40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffff00ff } }, + }, + /* BPF_ALU | BPF_NEG */ + { + "ALU_NEG: -(3) = -3", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 3), + BPF_ALU32_IMM(BPF_NEG, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -3 } }, + }, + { + "ALU_NEG: -(-3) = 3", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, -3), + BPF_ALU32_IMM(BPF_NEG, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + { + "ALU64_NEG: -(3) = -3", + .u.insns_int = { + BPF_LD_IMM64(R0, 3), + BPF_ALU64_IMM(BPF_NEG, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, -3 } }, + }, + { + "ALU64_NEG: -(-3) = 3", + .u.insns_int = { + BPF_LD_IMM64(R0, -3), + BPF_ALU64_IMM(BPF_NEG, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 3 } }, + }, + /* BPF_ALU | BPF_END | BPF_FROM_BE */ + { + "ALU_END_FROM_BE 16: 0x0123456789abcdef -> 0xcdef", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x0123456789abcdefLL), + BPF_ENDIAN(BPF_FROM_BE, R0, 16), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, cpu_to_be16(0xcdef) } }, + }, + { + "ALU_END_FROM_BE 32: 0x0123456789abcdef -> 0x89abcdef", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x0123456789abcdefLL), + BPF_ENDIAN(BPF_FROM_BE, R0, 32), + BPF_ALU64_REG(BPF_MOV, R1, R0), + BPF_ALU64_IMM(BPF_RSH, R1, 32), + BPF_ALU32_REG(BPF_ADD, R0, R1), /* R1 = 0 */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, cpu_to_be32(0x89abcdef) } }, + }, + { + "ALU_END_FROM_BE 64: 0x0123456789abcdef -> 0x89abcdef", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x0123456789abcdefLL), + BPF_ENDIAN(BPF_FROM_BE, R0, 64), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, (u32) cpu_to_be64(0x0123456789abcdefLL) } }, + }, + /* BPF_ALU | BPF_END | BPF_FROM_LE */ + { + "ALU_END_FROM_LE 16: 0x0123456789abcdef -> 0xefcd", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x0123456789abcdefLL), + BPF_ENDIAN(BPF_FROM_LE, R0, 16), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, cpu_to_le16(0xcdef) } }, + }, + { + "ALU_END_FROM_LE 32: 0x0123456789abcdef -> 0xefcdab89", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x0123456789abcdefLL), + BPF_ENDIAN(BPF_FROM_LE, R0, 32), + BPF_ALU64_REG(BPF_MOV, R1, R0), + BPF_ALU64_IMM(BPF_RSH, R1, 32), + BPF_ALU32_REG(BPF_ADD, R0, R1), /* R1 = 0 */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, cpu_to_le32(0x89abcdef) } }, + }, + { + "ALU_END_FROM_LE 64: 0x0123456789abcdef -> 0x67452301", + .u.insns_int = { + BPF_LD_IMM64(R0, 0x0123456789abcdefLL), + BPF_ENDIAN(BPF_FROM_LE, R0, 64), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, (u32) cpu_to_le64(0x0123456789abcdefLL) } }, + }, + /* BPF_ST(X) | BPF_MEM | BPF_B/H/W/DW */ + { + "ST_MEM_B: Store/Load byte: max negative", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_B, R10, -40, 0xff), + BPF_LDX_MEM(BPF_B, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xff } }, + .stack_depth = 40, + }, + { + "ST_MEM_B: Store/Load byte: max positive", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_H, R10, -40, 0x7f), + BPF_LDX_MEM(BPF_H, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x7f } }, + .stack_depth = 40, + }, + { + "STX_MEM_B: Store/Load byte: max negative", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_LD_IMM64(R1, 0xffLL), + BPF_STX_MEM(BPF_B, R10, R1, -40), + BPF_LDX_MEM(BPF_B, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xff } }, + .stack_depth = 40, + }, + { + "ST_MEM_H: Store/Load half word: max negative", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_H, R10, -40, 0xffff), + BPF_LDX_MEM(BPF_H, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffff } }, + .stack_depth = 40, + }, + { + "ST_MEM_H: Store/Load half word: max positive", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_H, R10, -40, 0x7fff), + BPF_LDX_MEM(BPF_H, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x7fff } }, + .stack_depth = 40, + }, + { + "STX_MEM_H: Store/Load half word: max negative", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_LD_IMM64(R1, 0xffffLL), + BPF_STX_MEM(BPF_H, R10, R1, -40), + BPF_LDX_MEM(BPF_H, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffff } }, + .stack_depth = 40, + }, + { + "ST_MEM_W: Store/Load word: max negative", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_W, R10, -40, 0xffffffff), + BPF_LDX_MEM(BPF_W, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + .stack_depth = 40, + }, + { + "ST_MEM_W: Store/Load word: max positive", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_W, R10, -40, 0x7fffffff), + BPF_LDX_MEM(BPF_W, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x7fffffff } }, + .stack_depth = 40, + }, + { + "STX_MEM_W: Store/Load word: max negative", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_LD_IMM64(R1, 0xffffffffLL), + BPF_STX_MEM(BPF_W, R10, R1, -40), + BPF_LDX_MEM(BPF_W, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + .stack_depth = 40, + }, + { + "ST_MEM_DW: Store/Load double word: max negative", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_DW, R10, -40, 0xffffffff), + BPF_LDX_MEM(BPF_DW, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + .stack_depth = 40, + }, + { + "ST_MEM_DW: Store/Load double word: max negative 2", + .u.insns_int = { + BPF_LD_IMM64(R2, 0xffff00000000ffffLL), + BPF_LD_IMM64(R3, 0xffffffffffffffffLL), + BPF_ST_MEM(BPF_DW, R10, -40, 0xffffffff), + BPF_LDX_MEM(BPF_DW, R2, R10, -40), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + .stack_depth = 40, + }, + { + "ST_MEM_DW: Store/Load double word: max positive", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_ST_MEM(BPF_DW, R10, -40, 0x7fffffff), + BPF_LDX_MEM(BPF_DW, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x7fffffff } }, + .stack_depth = 40, + }, + { + "STX_MEM_DW: Store/Load double word: max negative", + .u.insns_int = { + BPF_LD_IMM64(R0, 0), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_STX_MEM(BPF_DW, R10, R1, -40), + BPF_LDX_MEM(BPF_DW, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffff } }, + .stack_depth = 40, + }, + /* BPF_STX | BPF_XADD | BPF_W/DW */ + { + "STX_XADD_W: Test: 0x12 + 0x10 = 0x22", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0x12), + BPF_ST_MEM(BPF_W, R10, -40, 0x10), + BPF_STX_XADD(BPF_W, R10, R0, -40), + BPF_LDX_MEM(BPF_W, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x22 } }, + .stack_depth = 40, + }, + { + "STX_XADD_W: Test side-effects, r10: 0x12 + 0x10 = 0x22", + .u.insns_int = { + BPF_ALU64_REG(BPF_MOV, R1, R10), + BPF_ALU32_IMM(BPF_MOV, R0, 0x12), + BPF_ST_MEM(BPF_W, R10, -40, 0x10), + BPF_STX_XADD(BPF_W, R10, R0, -40), + BPF_ALU64_REG(BPF_MOV, R0, R10), + BPF_ALU64_REG(BPF_SUB, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0 } }, + .stack_depth = 40, + }, + { + "STX_XADD_W: Test side-effects, r0: 0x12 + 0x10 = 0x22", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0x12), + BPF_ST_MEM(BPF_W, R10, -40, 0x10), + BPF_STX_XADD(BPF_W, R10, R0, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x12 } }, + .stack_depth = 40, + }, + { + "STX_XADD_W: X + 1 + 1 + 1 + ...", + { }, + INTERNAL, + { }, + { { 0, 4134 } }, + .fill_helper = bpf_fill_stxw, + }, + { + "STX_XADD_DW: Test: 0x12 + 0x10 = 0x22", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0x12), + BPF_ST_MEM(BPF_DW, R10, -40, 0x10), + BPF_STX_XADD(BPF_DW, R10, R0, -40), + BPF_LDX_MEM(BPF_DW, R0, R10, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x22 } }, + .stack_depth = 40, + }, + { + "STX_XADD_DW: Test side-effects, r10: 0x12 + 0x10 = 0x22", + .u.insns_int = { + BPF_ALU64_REG(BPF_MOV, R1, R10), + BPF_ALU32_IMM(BPF_MOV, R0, 0x12), + BPF_ST_MEM(BPF_DW, R10, -40, 0x10), + BPF_STX_XADD(BPF_DW, R10, R0, -40), + BPF_ALU64_REG(BPF_MOV, R0, R10), + BPF_ALU64_REG(BPF_SUB, R0, R1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0 } }, + .stack_depth = 40, + }, + { + "STX_XADD_DW: Test side-effects, r0: 0x12 + 0x10 = 0x22", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0x12), + BPF_ST_MEM(BPF_DW, R10, -40, 0x10), + BPF_STX_XADD(BPF_DW, R10, R0, -40), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x12 } }, + .stack_depth = 40, + }, + { + "STX_XADD_DW: X + 1 + 1 + 1 + ...", + { }, + INTERNAL, + { }, + { { 0, 4134 } }, + .fill_helper = bpf_fill_stxdw, + }, + /* BPF_JMP | BPF_EXIT */ + { + "JMP_EXIT", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0x4711), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0x4712), + }, + INTERNAL, + { }, + { { 0, 0x4711 } }, + }, + /* BPF_JMP | BPF_JA */ + { + "JMP_JA: Unconditional jump: if (true) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSLT | BPF_K */ + { + "JMP_JSLT_K: Signed jump: if (-2 < -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 0xfffffffffffffffeLL), + BPF_JMP_IMM(BPF_JSLT, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSLT_K: Signed jump: if (-1 < -1) return 0", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_JMP_IMM(BPF_JSLT, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSGT | BPF_K */ + { + "JMP_JSGT_K: Signed jump: if (-1 > -2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_JMP_IMM(BPF_JSGT, R1, -2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGT_K: Signed jump: if (-1 > -1) return 0", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_JMP_IMM(BPF_JSGT, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSLE | BPF_K */ + { + "JMP_JSLE_K: Signed jump: if (-2 <= -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 0xfffffffffffffffeLL), + BPF_JMP_IMM(BPF_JSLE, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSLE_K: Signed jump: if (-1 <= -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_JMP_IMM(BPF_JSLE, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSLE_K: Signed jump: value walk 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 6), + BPF_ALU64_IMM(BPF_SUB, R1, 1), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 4), + BPF_ALU64_IMM(BPF_SUB, R1, 1), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 2), + BPF_ALU64_IMM(BPF_SUB, R1, 1), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 1), + BPF_EXIT_INSN(), /* bad exit */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* good exit */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSLE_K: Signed jump: value walk 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 4), + BPF_ALU64_IMM(BPF_SUB, R1, 2), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 2), + BPF_ALU64_IMM(BPF_SUB, R1, 2), + BPF_JMP_IMM(BPF_JSLE, R1, 0, 1), + BPF_EXIT_INSN(), /* bad exit */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* good exit */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSGE | BPF_K */ + { + "JMP_JSGE_K: Signed jump: if (-1 >= -2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_JMP_IMM(BPF_JSGE, R1, -2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGE_K: Signed jump: if (-1 >= -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 0xffffffffffffffffLL), + BPF_JMP_IMM(BPF_JSGE, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGE_K: Signed jump: value walk 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -3), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 6), + BPF_ALU64_IMM(BPF_ADD, R1, 1), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 4), + BPF_ALU64_IMM(BPF_ADD, R1, 1), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 2), + BPF_ALU64_IMM(BPF_ADD, R1, 1), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 1), + BPF_EXIT_INSN(), /* bad exit */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* good exit */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGE_K: Signed jump: value walk 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -3), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 4), + BPF_ALU64_IMM(BPF_ADD, R1, 2), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 2), + BPF_ALU64_IMM(BPF_ADD, R1, 2), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 1), + BPF_EXIT_INSN(), /* bad exit */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* good exit */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JGT | BPF_K */ + { + "JMP_JGT_K: if (3 > 2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JGT, R1, 2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JGT_K: Unsigned jump: if (-1 > 1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_JMP_IMM(BPF_JGT, R1, 1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JLT | BPF_K */ + { + "JMP_JLT_K: if (2 < 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 2), + BPF_JMP_IMM(BPF_JLT, R1, 3, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JGT_K: Unsigned jump: if (1 < -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 1), + BPF_JMP_IMM(BPF_JLT, R1, -1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JGE | BPF_K */ + { + "JMP_JGE_K: if (3 >= 2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JGE, R1, 2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JLE | BPF_K */ + { + "JMP_JLE_K: if (2 <= 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 2), + BPF_JMP_IMM(BPF_JLE, R1, 3, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JGT | BPF_K jump backwards */ + { + "JMP_JGT_K: if (3 > 2) return 1 (jump backwards)", + .u.insns_int = { + BPF_JMP_IMM(BPF_JA, 0, 0, 2), /* goto start */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* out: */ + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0), /* start: */ + BPF_LD_IMM64(R1, 3), /* note: this takes 2 insns */ + BPF_JMP_IMM(BPF_JGT, R1, 2, -6), /* goto out */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JGE_K: if (3 >= 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JGE, R1, 3, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JLT | BPF_K jump backwards */ + { + "JMP_JGT_K: if (2 < 3) return 1 (jump backwards)", + .u.insns_int = { + BPF_JMP_IMM(BPF_JA, 0, 0, 2), /* goto start */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* out: */ + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0), /* start: */ + BPF_LD_IMM64(R1, 2), /* note: this takes 2 insns */ + BPF_JMP_IMM(BPF_JLT, R1, 3, -6), /* goto out */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JLE_K: if (3 <= 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JLE, R1, 3, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JNE | BPF_K */ + { + "JMP_JNE_K: if (3 != 2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JNE, R1, 2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JEQ | BPF_K */ + { + "JMP_JEQ_K: if (3 == 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JEQ, R1, 3, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSET | BPF_K */ + { + "JMP_JSET_K: if (0x3 & 0x2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JSET, R1, 2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSET_K: if (0x3 & 0xffffffff) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_JMP_IMM(BPF_JSET, R1, 0xffffffff, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSGT | BPF_X */ + { + "JMP_JSGT_X: Signed jump: if (-1 > -2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -2), + BPF_JMP_REG(BPF_JSGT, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGT_X: Signed jump: if (-1 > -1) return 0", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -1), + BPF_JMP_REG(BPF_JSGT, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSLT | BPF_X */ + { + "JMP_JSLT_X: Signed jump: if (-2 < -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -2), + BPF_JMP_REG(BPF_JSLT, R2, R1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSLT_X: Signed jump: if (-1 < -1) return 0", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -1), + BPF_JMP_REG(BPF_JSLT, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSGE | BPF_X */ + { + "JMP_JSGE_X: Signed jump: if (-1 >= -2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -2), + BPF_JMP_REG(BPF_JSGE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGE_X: Signed jump: if (-1 >= -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -1), + BPF_JMP_REG(BPF_JSGE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSLE | BPF_X */ + { + "JMP_JSLE_X: Signed jump: if (-2 <= -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -2), + BPF_JMP_REG(BPF_JSLE, R2, R1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSLE_X: Signed jump: if (-1 <= -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, -1), + BPF_JMP_REG(BPF_JSLE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JGT | BPF_X */ + { + "JMP_JGT_X: if (3 > 2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JGT, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JGT_X: Unsigned jump: if (-1 > 1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, 1), + BPF_JMP_REG(BPF_JGT, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JLT | BPF_X */ + { + "JMP_JLT_X: if (2 < 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JLT, R2, R1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JLT_X: Unsigned jump: if (1 < -1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, 1), + BPF_JMP_REG(BPF_JLT, R2, R1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JGE | BPF_X */ + { + "JMP_JGE_X: if (3 >= 2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JGE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JGE_X: if (3 >= 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 3), + BPF_JMP_REG(BPF_JGE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JLE | BPF_X */ + { + "JMP_JLE_X: if (2 <= 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JLE, R2, R1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JLE_X: if (3 <= 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 3), + BPF_JMP_REG(BPF_JLE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + /* Mainly testing JIT + imm64 here. */ + "JMP_JGE_X: ldimm64 test 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JGE, R1, R2, 2), + BPF_LD_IMM64(R0, 0xffffffffffffffffULL), + BPF_LD_IMM64(R0, 0xeeeeeeeeeeeeeeeeULL), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xeeeeeeeeU } }, + }, + { + "JMP_JGE_X: ldimm64 test 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JGE, R1, R2, 0), + BPF_LD_IMM64(R0, 0xffffffffffffffffULL), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffffU } }, + }, + { + "JMP_JGE_X: ldimm64 test 3", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JGE, R1, R2, 4), + BPF_LD_IMM64(R0, 0xffffffffffffffffULL), + BPF_LD_IMM64(R0, 0xeeeeeeeeeeeeeeeeULL), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JLE_X: ldimm64 test 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JLE, R2, R1, 2), + BPF_LD_IMM64(R0, 0xffffffffffffffffULL), + BPF_LD_IMM64(R0, 0xeeeeeeeeeeeeeeeeULL), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xeeeeeeeeU } }, + }, + { + "JMP_JLE_X: ldimm64 test 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JLE, R2, R1, 0), + BPF_LD_IMM64(R0, 0xffffffffffffffffULL), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0xffffffffU } }, + }, + { + "JMP_JLE_X: ldimm64 test 3", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JLE, R2, R1, 4), + BPF_LD_IMM64(R0, 0xffffffffffffffffULL), + BPF_LD_IMM64(R0, 0xeeeeeeeeeeeeeeeeULL), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JNE | BPF_X */ + { + "JMP_JNE_X: if (3 != 2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JNE, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JEQ | BPF_X */ + { + "JMP_JEQ_X: if (3 == 3) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 3), + BPF_JMP_REG(BPF_JEQ, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + /* BPF_JMP | BPF_JSET | BPF_X */ + { + "JMP_JSET_X: if (0x3 & 0x2) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 2), + BPF_JMP_REG(BPF_JSET, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSET_X: if (0x3 & 0xffffffff) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, 3), + BPF_LD_IMM64(R2, 0xffffffff), + BPF_JMP_REG(BPF_JSET, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JA: Jump, gap, jump, ...", + { }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0xababcbac } }, + .fill_helper = bpf_fill_ja, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Maximum possible literals", + { }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0xffffffff } }, + .fill_helper = bpf_fill_maxinsns1, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Single literal", + { }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0xfefefefe } }, + .fill_helper = bpf_fill_maxinsns2, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Run/add until end", + { }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0x947bf368 } }, + .fill_helper = bpf_fill_maxinsns3, + }, + { + "BPF_MAXINSNS: Too many instructions", + { }, + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, + { }, + { }, + .fill_helper = bpf_fill_maxinsns4, + .expected_errcode = -EINVAL, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Very long jump", + { }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0xabababab } }, + .fill_helper = bpf_fill_maxinsns5, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Ctx heavy transformations", + { }, +#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390) + CLASSIC | FLAG_EXPECTED_FAIL, +#else + CLASSIC, +#endif + { }, + { + { 1, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) }, + { 10, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) } + }, + .fill_helper = bpf_fill_maxinsns6, + .expected_errcode = -ENOTSUPP, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Call heavy transformations", + { }, +#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390) + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, +#else + CLASSIC | FLAG_NO_DATA, +#endif + { }, + { { 1, 0 }, { 10, 0 } }, + .fill_helper = bpf_fill_maxinsns7, + .expected_errcode = -ENOTSUPP, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Jump heavy test", + { }, + CLASSIC | FLAG_NO_DATA, + { }, + { { 0, 0xffffffff } }, + .fill_helper = bpf_fill_maxinsns8, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Very long jump backwards", + { }, + INTERNAL | FLAG_NO_DATA, + { }, + { { 0, 0xcbababab } }, + .fill_helper = bpf_fill_maxinsns9, + }, + { /* Mainly checking JIT here. */ + "BPF_MAXINSNS: Edge hopping nuthouse", + { }, + INTERNAL | FLAG_NO_DATA, + { }, + { { 0, 0xabababac } }, + .fill_helper = bpf_fill_maxinsns10, + }, + { + "BPF_MAXINSNS: Jump, gap, jump, ...", + { }, +#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_X86) + CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL, +#else + CLASSIC | FLAG_NO_DATA, +#endif + { }, + { { 0, 0xababcbac } }, + .fill_helper = bpf_fill_maxinsns11, + .expected_errcode = -ENOTSUPP, + }, + { + "BPF_MAXINSNS: jump over MSH", + { }, + CLASSIC | FLAG_EXPECTED_FAIL, + { 0xfa, 0xfb, 0xfc, 0xfd, }, + { { 4, 0xabababab } }, + .fill_helper = bpf_fill_maxinsns12, + .expected_errcode = -EINVAL, + }, + { + "BPF_MAXINSNS: exec all MSH", + { }, +#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390) + CLASSIC | FLAG_EXPECTED_FAIL, +#else + CLASSIC, +#endif + { 0xfa, 0xfb, 0xfc, 0xfd, }, + { { 4, 0xababab83 } }, + .fill_helper = bpf_fill_maxinsns13, + .expected_errcode = -ENOTSUPP, + }, + { + "BPF_MAXINSNS: ld_abs+get_processor_id", + { }, +#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390) + CLASSIC | FLAG_EXPECTED_FAIL, +#else + CLASSIC, +#endif + { }, + { { 1, 0xbee } }, + .fill_helper = bpf_fill_ld_abs_get_processor_id, + .expected_errcode = -ENOTSUPP, + }, + /* + * LD_IND / LD_ABS on fragmented SKBs + */ + { + "LD_IND byte frag", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x40), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, 0x0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { }, + { {0x40, 0x42} }, + .frag_data = { + 0x42, 0x00, 0x00, 0x00, + 0x43, 0x44, 0x00, 0x00, + 0x21, 0x07, 0x19, 0x83, + }, + }, + { + "LD_IND halfword frag", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x40), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, 0x4), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { }, + { {0x40, 0x4344} }, + .frag_data = { + 0x42, 0x00, 0x00, 0x00, + 0x43, 0x44, 0x00, 0x00, + 0x21, 0x07, 0x19, 0x83, + }, + }, + { + "LD_IND word frag", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x40), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, 0x8), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { }, + { {0x40, 0x21071983} }, + .frag_data = { + 0x42, 0x00, 0x00, 0x00, + 0x43, 0x44, 0x00, 0x00, + 0x21, 0x07, 0x19, 0x83, + }, + }, + { + "LD_IND halfword mixed head/frag", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x40), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, -0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { [0x3e] = 0x25, [0x3f] = 0x05, }, + { {0x40, 0x0519} }, + .frag_data = { 0x19, 0x82 }, + }, + { + "LD_IND word mixed head/frag", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x40), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, -0x2), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { [0x3e] = 0x25, [0x3f] = 0x05, }, + { {0x40, 0x25051982} }, + .frag_data = { 0x19, 0x82 }, + }, + { + "LD_ABS byte frag", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, 0x40), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { }, + { {0x40, 0x42} }, + .frag_data = { + 0x42, 0x00, 0x00, 0x00, + 0x43, 0x44, 0x00, 0x00, + 0x21, 0x07, 0x19, 0x83, + }, + }, + { + "LD_ABS halfword frag", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, 0x44), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { }, + { {0x40, 0x4344} }, + .frag_data = { + 0x42, 0x00, 0x00, 0x00, + 0x43, 0x44, 0x00, 0x00, + 0x21, 0x07, 0x19, 0x83, + }, + }, + { + "LD_ABS word frag", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x48), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { }, + { {0x40, 0x21071983} }, + .frag_data = { + 0x42, 0x00, 0x00, 0x00, + 0x43, 0x44, 0x00, 0x00, + 0x21, 0x07, 0x19, 0x83, + }, + }, + { + "LD_ABS halfword mixed head/frag", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { [0x3e] = 0x25, [0x3f] = 0x05, }, + { {0x40, 0x0519} }, + .frag_data = { 0x19, 0x82 }, + }, + { + "LD_ABS word mixed head/frag", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x3e), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_SKB_FRAG, + { [0x3e] = 0x25, [0x3f] = 0x05, }, + { {0x40, 0x25051982} }, + .frag_data = { 0x19, 0x82 }, + }, + /* + * LD_IND / LD_ABS on non fragmented SKBs + */ + { + /* + * this tests that the JIT/interpreter correctly resets X + * before using it in an LD_IND instruction. + */ + "LD_IND byte default X", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IND | BPF_B, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x1] = 0x42 }, + { {0x40, 0x42 } }, + }, + { + "LD_IND byte positive offset", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x82 } }, + }, + { + "LD_IND byte negative offset", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, -0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x05 } }, + }, + { + "LD_IND byte positive offset, all ff", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0xff, [0x3d] = 0xff, [0x3e] = 0xff, [0x3f] = 0xff }, + { {0x40, 0xff } }, + }, + { + "LD_IND byte positive offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_IND byte negative offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, -0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 } }, + }, + { + "LD_IND byte negative offset, multiple calls", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3b), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, SKF_LL_OFF + 1), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, SKF_LL_OFF + 2), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, SKF_LL_OFF + 3), + BPF_STMT(BPF_LD | BPF_IND | BPF_B, SKF_LL_OFF + 4), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x82 }, }, + }, + { + "LD_IND halfword positive offset", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, 0x2), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + }, + { {0x40, 0xdd88 } }, + }, + { + "LD_IND halfword negative offset", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, -0x2), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + }, + { {0x40, 0xbb66 } }, + }, + { + "LD_IND halfword unaligned", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, -0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + }, + { {0x40, 0x66cc } }, + }, + { + "LD_IND halfword positive offset, all ff", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3d), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0xff, [0x3d] = 0xff, [0x3e] = 0xff, [0x3f] = 0xff }, + { {0x40, 0xffff } }, + }, + { + "LD_IND halfword positive offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_IND halfword negative offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_H, -0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 } }, + }, + { + "LD_IND word positive offset", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, 0x4), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xee99ffaa } }, + }, + { + "LD_IND word negative offset", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, -0x4), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xaa55bb66 } }, + }, + { + "LD_IND word unaligned (addr & 3 == 2)", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, -0x2), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xbb66cc77 } }, + }, + { + "LD_IND word unaligned (addr & 3 == 1)", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, -0x3), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0x55bb66cc } }, + }, + { + "LD_IND word unaligned (addr & 3 == 3)", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x20), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, -0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0x66cc77dd } }, + }, + { + "LD_IND word positive offset, all ff", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3b), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0xff, [0x3d] = 0xff, [0x3e] = 0xff, [0x3f] = 0xff }, + { {0x40, 0xffffffff } }, + }, + { + "LD_IND word positive offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_IND word negative offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LDX | BPF_IMM, 0x3e), + BPF_STMT(BPF_LD | BPF_IND | BPF_W, -0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 } }, + }, + { + "LD_ABS byte", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, 0x20), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xcc } }, + }, + { + "LD_ABS byte positive offset, all ff", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0xff, [0x3d] = 0xff, [0x3e] = 0xff, [0x3f] = 0xff }, + { {0x40, 0xff } }, + }, + { + "LD_ABS byte positive offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_ABS byte negative offset, out of bounds load", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, -1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_EXPECTED_FAIL, + .expected_errcode = -EINVAL, + }, + { + "LD_ABS byte negative offset, in bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, SKF_LL_OFF + 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x82 }, }, + }, + { + "LD_ABS byte negative offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, SKF_LL_OFF + 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_ABS byte negative offset, multiple calls", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, SKF_LL_OFF + 0x3c), + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, SKF_LL_OFF + 0x3d), + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, SKF_LL_OFF + 0x3e), + BPF_STMT(BPF_LD | BPF_ABS | BPF_B, SKF_LL_OFF + 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x82 }, }, + }, + { + "LD_ABS halfword", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, 0x22), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xdd88 } }, + }, + { + "LD_ABS halfword unaligned", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, 0x25), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0x99ff } }, + }, + { + "LD_ABS halfword positive offset, all ff", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, 0x3e), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0xff, [0x3d] = 0xff, [0x3e] = 0xff, [0x3f] = 0xff }, + { {0x40, 0xffff } }, + }, + { + "LD_ABS halfword positive offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_ABS halfword negative offset, out of bounds load", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, -1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_EXPECTED_FAIL, + .expected_errcode = -EINVAL, + }, + { + "LD_ABS halfword negative offset, in bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, SKF_LL_OFF + 0x3e), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x1982 }, }, + }, + { + "LD_ABS halfword negative offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_H, SKF_LL_OFF + 0x3e), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_ABS word", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x1c), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xaa55bb66 } }, + }, + { + "LD_ABS word unaligned (addr & 3 == 2)", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x22), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0xdd88ee99 } }, + }, + { + "LD_ABS word unaligned (addr & 3 == 1)", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x21), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0x77dd88ee } }, + }, + { + "LD_ABS word unaligned (addr & 3 == 3)", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x23), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { + [0x1c] = 0xaa, [0x1d] = 0x55, + [0x1e] = 0xbb, [0x1f] = 0x66, + [0x20] = 0xcc, [0x21] = 0x77, + [0x22] = 0xdd, [0x23] = 0x88, + [0x24] = 0xee, [0x25] = 0x99, + [0x26] = 0xff, [0x27] = 0xaa, + }, + { {0x40, 0x88ee99ff } }, + }, + { + "LD_ABS word positive offset, all ff", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x3c), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0xff, [0x3d] = 0xff, [0x3e] = 0xff, [0x3f] = 0xff }, + { {0x40, 0xffffffff } }, + }, + { + "LD_ABS word positive offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LD_ABS word negative offset, out of bounds load", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, -1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_EXPECTED_FAIL, + .expected_errcode = -EINVAL, + }, + { + "LD_ABS word negative offset, in bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, SKF_LL_OFF + 0x3c), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x25051982 }, }, + }, + { + "LD_ABS word negative offset, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_ABS | BPF_W, SKF_LL_OFF + 0x3c), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x3f, 0 }, }, + }, + { + "LDX_MSH standalone, preserved A", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffeebbaa), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3c), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0xffeebbaa }, }, + }, + { + "LDX_MSH standalone, preserved A 2", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0x175e9d63), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3c), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3d), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3e), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3f), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x175e9d63 }, }, + }, + { + "LDX_MSH standalone, test result 1", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffeebbaa), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3c), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x14 }, }, + }, + { + "LDX_MSH standalone, test result 2", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffeebbaa), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x3e), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x24 }, }, + }, + { + "LDX_MSH standalone, negative offset", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffeebbaa), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, -1), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0 }, }, + }, + { + "LDX_MSH standalone, negative offset 2", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffeebbaa), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, SKF_LL_OFF + 0x3e), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0x24 }, }, + }, + { + "LDX_MSH standalone, out of bounds", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffeebbaa), + BPF_STMT(BPF_LDX | BPF_B | BPF_MSH, 0x40), + BPF_STMT(BPF_MISC | BPF_TXA, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC, + { [0x3c] = 0x25, [0x3d] = 0x05, [0x3e] = 0x19, [0x3f] = 0x82 }, + { {0x40, 0 }, }, + }, + /* + * verify that the interpreter or JIT correctly sets A and X + * to 0. + */ + { + "ADD default X", + .u.insns = { + /* + * A = 0x42 + * A = A + X + * ret A + */ + BPF_STMT(BPF_LD | BPF_IMM, 0x42), + BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x42 } }, + }, + { + "ADD default A", + .u.insns = { + /* + * A = A + 0x42 + * ret A + */ + BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 0x42), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x42 } }, + }, + { + "SUB default X", + .u.insns = { + /* + * A = 0x66 + * A = A - X + * ret A + */ + BPF_STMT(BPF_LD | BPF_IMM, 0x66), + BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x66 } }, + }, + { + "SUB default A", + .u.insns = { + /* + * A = A - -0x66 + * ret A + */ + BPF_STMT(BPF_ALU | BPF_SUB | BPF_K, -0x66), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x66 } }, + }, + { + "MUL default X", + .u.insns = { + /* + * A = 0x42 + * A = A * X + * ret A + */ + BPF_STMT(BPF_LD | BPF_IMM, 0x42), + BPF_STMT(BPF_ALU | BPF_MUL | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x0 } }, + }, + { + "MUL default A", + .u.insns = { + /* + * A = A * 0x66 + * ret A + */ + BPF_STMT(BPF_ALU | BPF_MUL | BPF_K, 0x66), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x0 } }, + }, + { + "DIV default X", + .u.insns = { + /* + * A = 0x42 + * A = A / X ; this halt the filter execution if X is 0 + * ret 0x42 + */ + BPF_STMT(BPF_LD | BPF_IMM, 0x42), + BPF_STMT(BPF_ALU | BPF_DIV | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_K, 0x42), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x0 } }, + }, + { + "DIV default A", + .u.insns = { + /* + * A = A / 1 + * ret A + */ + BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x0 } }, + }, + { + "MOD default X", + .u.insns = { + /* + * A = 0x42 + * A = A mod X ; this halt the filter execution if X is 0 + * ret 0x42 + */ + BPF_STMT(BPF_LD | BPF_IMM, 0x42), + BPF_STMT(BPF_ALU | BPF_MOD | BPF_X, 0), + BPF_STMT(BPF_RET | BPF_K, 0x42), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x0 } }, + }, + { + "MOD default A", + .u.insns = { + /* + * A = A mod 1 + * ret A + */ + BPF_STMT(BPF_ALU | BPF_MOD | BPF_K, 0x1), + BPF_STMT(BPF_RET | BPF_A, 0x0), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x0 } }, + }, + { + "JMP EQ default A", + .u.insns = { + /* + * cmp A, 0x0, 0, 1 + * ret 0x42 + * ret 0x66 + */ + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x0, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 0x42), + BPF_STMT(BPF_RET | BPF_K, 0x66), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x42 } }, + }, + { + "JMP EQ default X", + .u.insns = { + /* + * A = 0x0 + * cmp A, X, 0, 1 + * ret 0x42 + * ret 0x66 + */ + BPF_STMT(BPF_LD | BPF_IMM, 0x0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_X, 0x0, 0, 1), + BPF_STMT(BPF_RET | BPF_K, 0x42), + BPF_STMT(BPF_RET | BPF_K, 0x66), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { {0x1, 0x42 } }, + }, + /* Checking interpreter vs JIT wrt signed extended imms. */ + { + "JNE signed compare, test 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 0xfefbbc12), + BPF_ALU32_IMM(BPF_MOV, R3, 0xffff0000), + BPF_MOV64_REG(R2, R1), + BPF_ALU64_REG(BPF_AND, R2, R3), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_JMP_IMM(BPF_JNE, R2, -17104896, 1), + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JNE signed compare, test 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 0xfefbbc12), + BPF_ALU32_IMM(BPF_MOV, R3, 0xffff0000), + BPF_MOV64_REG(R2, R1), + BPF_ALU64_REG(BPF_AND, R2, R3), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_JMP_IMM(BPF_JNE, R2, 0xfefb0000, 1), + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JNE signed compare, test 3", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R1, 0xfefbbc12), + BPF_ALU32_IMM(BPF_MOV, R3, 0xffff0000), + BPF_ALU32_IMM(BPF_MOV, R4, 0xfefb0000), + BPF_MOV64_REG(R2, R1), + BPF_ALU64_REG(BPF_AND, R2, R3), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_JMP_REG(BPF_JNE, R2, R4, 1), + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "JNE signed compare, test 4", + .u.insns_int = { + BPF_LD_IMM64(R1, -17104896), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_JMP_IMM(BPF_JNE, R1, -17104896, 1), + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "JNE signed compare, test 5", + .u.insns_int = { + BPF_LD_IMM64(R1, 0xfefb0000), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_JMP_IMM(BPF_JNE, R1, 0xfefb0000, 1), + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JNE signed compare, test 6", + .u.insns_int = { + BPF_LD_IMM64(R1, 0x7efb0000), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_JMP_IMM(BPF_JNE, R1, 0x7efb0000, 1), + BPF_ALU32_IMM(BPF_MOV, R0, 2), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 2 } }, + }, + { + "JNE signed compare, test 7", + .u.insns = { + BPF_STMT(BPF_LD | BPF_IMM, 0xffff0000), + BPF_STMT(BPF_MISC | BPF_TAX, 0), + BPF_STMT(BPF_LD | BPF_IMM, 0xfefbbc12), + BPF_STMT(BPF_ALU | BPF_AND | BPF_X, 0), + BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0xfefb0000, 1, 0), + BPF_STMT(BPF_RET | BPF_K, 1), + BPF_STMT(BPF_RET | BPF_K, 2), + }, + CLASSIC | FLAG_NO_DATA, + {}, + { { 0, 2 } }, + }, +}; + +static struct net_device dev; + +static struct sk_buff *populate_skb(char *buf, int size) +{ + struct sk_buff *skb; + + if (size >= MAX_DATA) + return NULL; + + skb = alloc_skb(MAX_DATA, GFP_KERNEL); + if (!skb) + return NULL; + + __skb_put_data(skb, buf, size); + + /* Initialize a fake skb with test pattern. */ + skb_reset_mac_header(skb); + skb->protocol = htons(ETH_P_IP); + skb->pkt_type = SKB_TYPE; + skb->mark = SKB_MARK; + skb->hash = SKB_HASH; + skb->queue_mapping = SKB_QUEUE_MAP; + skb->vlan_tci = SKB_VLAN_TCI; + skb->vlan_proto = htons(ETH_P_IP); + skb->dev = &dev; + skb->dev->ifindex = SKB_DEV_IFINDEX; + skb->dev->type = SKB_DEV_TYPE; + skb_set_network_header(skb, min(size, ETH_HLEN)); + + return skb; +} + +static void *generate_test_data(struct bpf_test *test, int sub) +{ + struct sk_buff *skb; + struct page *page; + + if (test->aux & FLAG_NO_DATA) + return NULL; + + /* Test case expects an skb, so populate one. Various + * subtests generate skbs of different sizes based on + * the same data. + */ + skb = populate_skb(test->data, test->test[sub].data_size); + if (!skb) + return NULL; + + if (test->aux & FLAG_SKB_FRAG) { + /* + * when the test requires a fragmented skb, add a + * single fragment to the skb, filled with + * test->frag_data. + */ + void *ptr; + + page = alloc_page(GFP_KERNEL); + + if (!page) + goto err_kfree_skb; + + ptr = kmap(page); + if (!ptr) + goto err_free_page; + memcpy(ptr, test->frag_data, MAX_DATA); + kunmap(page); + skb_add_rx_frag(skb, 0, page, 0, MAX_DATA, MAX_DATA); + } + + return skb; + +err_free_page: + __free_page(page); +err_kfree_skb: + kfree_skb(skb); + return NULL; +} + +static void release_test_data(const struct bpf_test *test, void *data) +{ + if (test->aux & FLAG_NO_DATA) + return; + + kfree_skb(data); +} + +static int filter_length(int which) +{ + struct sock_filter *fp; + int len; + + if (tests[which].fill_helper) + return tests[which].u.ptr.len; + + fp = tests[which].u.insns; + for (len = MAX_INSNS - 1; len > 0; --len) + if (fp[len].code != 0 || fp[len].k != 0) + break; + + return len + 1; +} + +static void *filter_pointer(int which) +{ + if (tests[which].fill_helper) + return tests[which].u.ptr.insns; + else + return tests[which].u.insns; +} + +static struct bpf_prog *generate_filter(int which, int *err) +{ + __u8 test_type = tests[which].aux & TEST_TYPE_MASK; + unsigned int flen = filter_length(which); + void *fptr = filter_pointer(which); + struct sock_fprog_kern fprog; + struct bpf_prog *fp; + + switch (test_type) { + case CLASSIC: + fprog.filter = fptr; + fprog.len = flen; + + *err = bpf_prog_create(&fp, &fprog); + if (tests[which].aux & FLAG_EXPECTED_FAIL) { + if (*err == tests[which].expected_errcode) { + pr_cont("PASS\n"); + /* Verifier rejected filter as expected. */ + *err = 0; + return NULL; + } else { + pr_cont("UNEXPECTED_PASS\n"); + /* Verifier didn't reject the test that's + * bad enough, just return! + */ + *err = -EINVAL; + return NULL; + } + } + if (*err) { + pr_cont("FAIL to prog_create err=%d len=%d\n", + *err, fprog.len); + return NULL; + } + break; + + case INTERNAL: + fp = bpf_prog_alloc(bpf_prog_size(flen), 0); + if (fp == NULL) { + pr_cont("UNEXPECTED_FAIL no memory left\n"); + *err = -ENOMEM; + return NULL; + } + + fp->len = flen; + /* Type doesn't really matter here as long as it's not unspec. */ + fp->type = BPF_PROG_TYPE_SOCKET_FILTER; + memcpy(fp->insnsi, fptr, fp->len * sizeof(struct bpf_insn)); + fp->aux->stack_depth = tests[which].stack_depth; + + /* We cannot error here as we don't need type compatibility + * checks. + */ + fp = bpf_prog_select_runtime(fp, err); + if (*err) { + pr_cont("FAIL to select_runtime err=%d\n", *err); + return NULL; + } + break; + } + + *err = 0; + return fp; +} + +static void release_filter(struct bpf_prog *fp, int which) +{ + __u8 test_type = tests[which].aux & TEST_TYPE_MASK; + + switch (test_type) { + case CLASSIC: + bpf_prog_destroy(fp); + break; + case INTERNAL: + bpf_prog_free(fp); + break; + } +} + +static int __run_one(const struct bpf_prog *fp, const void *data, + int runs, u64 *duration) +{ + u64 start, finish; + int ret = 0, i; + + start = ktime_get_ns(); + + for (i = 0; i < runs; i++) + ret = BPF_PROG_RUN(fp, data); + + finish = ktime_get_ns(); + + *duration = finish - start; + do_div(*duration, runs); + + return ret; +} + +static int run_one(const struct bpf_prog *fp, struct bpf_test *test) +{ + int err_cnt = 0, i, runs = MAX_TESTRUNS; + + for (i = 0; i < MAX_SUBTESTS; i++) { + void *data; + u64 duration; + u32 ret; + + /* + * NOTE: Several sub-tests may be present, in which case + * a zero {data_size, result} tuple indicates the end of + * the sub-test array. The first test is always run, + * even if both data_size and result happen to be zero. + */ + if (i > 0 && + test->test[i].data_size == 0 && + test->test[i].result == 0) + break; + + data = generate_test_data(test, i); + if (!data && !(test->aux & FLAG_NO_DATA)) { + pr_cont("data generation failed "); + err_cnt++; + break; + } + ret = __run_one(fp, data, runs, &duration); + release_test_data(test, data); + + if (ret == test->test[i].result) { + pr_cont("%lld ", duration); + } else { + pr_cont("ret %d != %d ", ret, + test->test[i].result); + err_cnt++; + } + } + + return err_cnt; +} + +static char test_name[64]; +module_param_string(test_name, test_name, sizeof(test_name), 0); + +static int test_id = -1; +module_param(test_id, int, 0); + +static int test_range[2] = { 0, ARRAY_SIZE(tests) - 1 }; +module_param_array(test_range, int, NULL, 0); + +static __init int find_test_index(const char *test_name) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(tests); i++) { + if (!strcmp(tests[i].descr, test_name)) + return i; + } + return -1; +} + +static __init int prepare_bpf_tests(void) +{ + int i; + + if (test_id >= 0) { + /* + * if a test_id was specified, use test_range to + * cover only that test. + */ + if (test_id >= ARRAY_SIZE(tests)) { + pr_err("test_bpf: invalid test_id specified.\n"); + return -EINVAL; + } + + test_range[0] = test_id; + test_range[1] = test_id; + } else if (*test_name) { + /* + * if a test_name was specified, find it and setup + * test_range to cover only that test. + */ + int idx = find_test_index(test_name); + + if (idx < 0) { + pr_err("test_bpf: no test named '%s' found.\n", + test_name); + return -EINVAL; + } + test_range[0] = idx; + test_range[1] = idx; + } else { + /* + * check that the supplied test_range is valid. + */ + if (test_range[0] >= ARRAY_SIZE(tests) || + test_range[1] >= ARRAY_SIZE(tests) || + test_range[0] < 0 || test_range[1] < 0) { + pr_err("test_bpf: test_range is out of bound.\n"); + return -EINVAL; + } + + if (test_range[1] < test_range[0]) { + pr_err("test_bpf: test_range is ending before it starts.\n"); + return -EINVAL; + } + } + + for (i = 0; i < ARRAY_SIZE(tests); i++) { + if (tests[i].fill_helper && + tests[i].fill_helper(&tests[i]) < 0) + return -ENOMEM; + } + + return 0; +} + +static __init void destroy_bpf_tests(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(tests); i++) { + if (tests[i].fill_helper) + kfree(tests[i].u.ptr.insns); + } +} + +static bool exclude_test(int test_id) +{ + return test_id < test_range[0] || test_id > test_range[1]; +} + +static __init struct sk_buff *build_test_skb(void) +{ + u32 headroom = NET_SKB_PAD + NET_IP_ALIGN + ETH_HLEN; + struct sk_buff *skb[2]; + struct page *page[2]; + int i, data_size = 8; + + for (i = 0; i < 2; i++) { + page[i] = alloc_page(GFP_KERNEL); + if (!page[i]) { + if (i == 0) + goto err_page0; + else + goto err_page1; + } + + /* this will set skb[i]->head_frag */ + skb[i] = dev_alloc_skb(headroom + data_size); + if (!skb[i]) { + if (i == 0) + goto err_skb0; + else + goto err_skb1; + } + + skb_reserve(skb[i], headroom); + skb_put(skb[i], data_size); + skb[i]->protocol = htons(ETH_P_IP); + skb_reset_network_header(skb[i]); + skb_set_mac_header(skb[i], -ETH_HLEN); + + skb_add_rx_frag(skb[i], 0, page[i], 0, 64, 64); + // skb_headlen(skb[i]): 8, skb[i]->head_frag = 1 + } + + /* setup shinfo */ + skb_shinfo(skb[0])->gso_size = 1448; + skb_shinfo(skb[0])->gso_type = SKB_GSO_TCPV4; + skb_shinfo(skb[0])->gso_type |= SKB_GSO_DODGY; + skb_shinfo(skb[0])->gso_segs = 0; + skb_shinfo(skb[0])->frag_list = skb[1]; + + /* adjust skb[0]'s len */ + skb[0]->len += skb[1]->len; + skb[0]->data_len += skb[1]->data_len; + skb[0]->truesize += skb[1]->truesize; + + return skb[0]; + +err_skb1: + __free_page(page[1]); +err_page1: + kfree_skb(skb[0]); +err_skb0: + __free_page(page[0]); +err_page0: + return NULL; +} + +static __init int test_skb_segment(void) +{ + netdev_features_t features; + struct sk_buff *skb, *segs; + int ret = -1; + + features = NETIF_F_SG | NETIF_F_GSO_PARTIAL | NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM; + features |= NETIF_F_RXCSUM; + skb = build_test_skb(); + if (!skb) { + pr_info("%s: failed to build_test_skb", __func__); + goto done; + } + + segs = skb_segment(skb, features); + if (!IS_ERR(segs)) { + kfree_skb_list(segs); + ret = 0; + pr_info("%s: success in skb_segment!", __func__); + } else { + pr_info("%s: failed in skb_segment!", __func__); + } + kfree_skb(skb); +done: + return ret; +} + +static __init int test_bpf(void) +{ + int i, err_cnt = 0, pass_cnt = 0; + int jit_cnt = 0, run_cnt = 0; + + for (i = 0; i < ARRAY_SIZE(tests); i++) { + struct bpf_prog *fp; + int err; + + cond_resched(); + if (exclude_test(i)) + continue; + + pr_info("#%d %s ", i, tests[i].descr); + + fp = generate_filter(i, &err); + if (fp == NULL) { + if (err == 0) { + pass_cnt++; + continue; + } + err_cnt++; + continue; + } + + pr_cont("jited:%u ", fp->jited); + + run_cnt++; + if (fp->jited) + jit_cnt++; + + err = run_one(fp, &tests[i]); + release_filter(fp, i); + + if (err) { + pr_cont("FAIL (%d times)\n", err); + err_cnt++; + } else { + pr_cont("PASS\n"); + pass_cnt++; + } + } + + pr_info("Summary: %d PASSED, %d FAILED, [%d/%d JIT'ed]\n", + pass_cnt, err_cnt, jit_cnt, run_cnt); + + return err_cnt ? -EINVAL : 0; +} + +static int __init test_bpf_init(void) +{ + int ret; + + ret = prepare_bpf_tests(); + if (ret < 0) + return ret; + + ret = test_bpf(); + destroy_bpf_tests(); + if (ret) + return ret; + + return test_skb_segment(); +} + +static void __exit test_bpf_exit(void) +{ +} + +module_init(test_bpf_init); +module_exit(test_bpf_exit); + +MODULE_LICENSE("GPL"); |