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-rw-r--r--tools/testing/selftests/bpf/verifier/junk_insn.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/verifier/junk_insn.c b/tools/testing/selftests/bpf/verifier/junk_insn.c
new file mode 100644
index 000000000..89d690f19
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/junk_insn.c
@@ -0,0 +1,45 @@
+{
+ "junk insn",
+ .insns = {
+ BPF_RAW_INSN(0, 0, 0, 0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "unknown opcode 00",
+ .result = REJECT,
+},
+{
+ "junk insn2",
+ .insns = {
+ BPF_RAW_INSN(1, 0, 0, 0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "BPF_LDX uses reserved fields",
+ .result = REJECT,
+},
+{
+ "junk insn3",
+ .insns = {
+ BPF_RAW_INSN(-1, 0, 0, 0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "unknown opcode ff",
+ .result = REJECT,
+},
+{
+ "junk insn4",
+ .insns = {
+ BPF_RAW_INSN(-1, -1, -1, -1, -1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "unknown opcode ff",
+ .result = REJECT,
+},
+{
+ "junk insn5",
+ .insns = {
+ BPF_RAW_INSN(0x7f, -1, -1, -1, -1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "BPF_ALU uses reserved fields",
+ .result = REJECT,
+},