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-rwxr-xr-xtools/testing/selftests/rcutorture/bin/parse-console.sh184
1 files changed, 184 insertions, 0 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/parse-console.sh b/tools/testing/selftests/rcutorture/bin/parse-console.sh
new file mode 100755
index 000000000..822eb037a
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/bin/parse-console.sh
@@ -0,0 +1,184 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Check the console output from an rcutorture run for oopses.
+# The "file" is a pathname on the local system, and "title" is
+# a text string for error-message purposes.
+#
+# Usage: parse-console.sh file title
+#
+# Copyright (C) IBM Corporation, 2011
+#
+# Authors: Paul E. McKenney <paulmck@linux.ibm.com>
+
+T=${TMPDIR-/tmp}/parse-console.sh.$$
+file="$1"
+title="$2"
+
+trap 'rm -f $T.seq $T.diags' 0
+
+. functions.sh
+
+# Check for presence and readability of console output file
+if test -f "$file" -a -r "$file"
+then
+ :
+else
+ echo $title unreadable console output file: $file
+ exit 1
+fi
+if grep -Pq '\x00' < $file
+then
+ print_warning Console output contains nul bytes, old qemu still running?
+fi
+cat /dev/null > $file.diags
+
+# Check for proper termination, except for rcuscale and refscale.
+if test "$TORTURE_SUITE" != rcuscale && test "$TORTURE_SUITE" != refscale
+then
+ # check for abject failure
+
+ if grep -q FAILURE $file || grep -q -e '-torture.*!!!' $file
+ then
+ nerrs=`grep --binary-files=text '!!!' $file |
+ tail -1 |
+ awk '
+ {
+ normalexit = 1;
+ for (i=NF-8;i<=NF;i++) {
+ if (i <= 0 || i !~ /^[0-9]*$/) {
+ bangstring = $0;
+ gsub(/^\[[^]]*] /, "", bangstring);
+ print bangstring;
+ normalexit = 0;
+ exit 0;
+ }
+ sum+=$i;
+ }
+ }
+ END {
+ if (normalexit)
+ print sum " instances"
+ }'`
+ print_bug $title FAILURE, $nerrs
+ exit
+ fi
+
+ grep --binary-files=text 'torture:.*ver:' $file |
+ egrep --binary-files=text -v '\(null\)|rtc: 000000000* ' |
+ sed -e 's/^(initramfs)[^]]*] //' -e 's/^\[[^]]*] //' |
+ sed -e 's/^.*ver: //' |
+ awk '
+ BEGIN {
+ ver = 0;
+ badseq = 0;
+ }
+
+ {
+ if (!badseq && ($1 + 0 != $1 || $1 <= ver)) {
+ badseqno1 = ver;
+ badseqno2 = $1;
+ badseqnr = NR;
+ badseq = 1;
+ }
+ ver = $1
+ }
+
+ END {
+ if (badseq) {
+ if (badseqno1 == badseqno2 && badseqno2 == ver)
+ print "GP HANG at " ver " torture stat " badseqnr;
+ else
+ print "BAD SEQ " badseqno1 ":" badseqno2 " last:" ver " version " badseqnr;
+ }
+ }' > $T.seq
+
+ if grep -q SUCCESS $file
+ then
+ if test -s $T.seq
+ then
+ print_warning $title `cat $T.seq`
+ echo " " $file
+ exit 2
+ fi
+ else
+ if grep -q "_HOTPLUG:" $file
+ then
+ print_warning HOTPLUG FAILURES $title `cat $T.seq`
+ echo " " $file
+ exit 3
+ fi
+ echo $title no success message, `grep --binary-files=text 'ver:' $file | wc -l` successful version messages
+ if test -s $T.seq
+ then
+ print_warning $title `cat $T.seq`
+ fi
+ exit 2
+ fi
+fi | tee -a $file.diags
+
+console-badness.sh < $file > $T.diags
+if test -s $T.diags
+then
+ print_warning "Assertion failure in $file $title"
+ # cat $T.diags
+ summary=""
+ n_badness=`grep -c Badness $file`
+ if test "$n_badness" -ne 0
+ then
+ summary="$summary Badness: $n_badness"
+ fi
+ n_warn=`grep -v 'Warning: unable to open an initial console' $file | grep -v 'Warning: Failed to add ttynull console. No stdin, stdout, and stderr for the init process' | egrep -c 'WARNING:|Warn'`
+ if test "$n_warn" -ne 0
+ then
+ summary="$summary Warnings: $n_warn"
+ fi
+ n_bugs=`egrep -c '\bBUG|Oops:' $file`
+ if test "$n_bugs" -ne 0
+ then
+ summary="$summary Bugs: $n_bugs"
+ fi
+ n_kcsan=`egrep -c 'BUG: KCSAN: ' $file`
+ if test "$n_kcsan" -ne 0
+ then
+ if test "$n_bugs" = "$n_kcsan"
+ then
+ summary="$summary (all bugs kcsan)"
+ else
+ summary="$summary KCSAN: $n_kcsan"
+ fi
+ fi
+ n_calltrace=`grep -c 'Call Trace:' $file`
+ if test "$n_calltrace" -ne 0
+ then
+ summary="$summary Call Traces: $n_calltrace"
+ fi
+ n_lockdep=`grep -c =========== $file`
+ if test "$n_badness" -ne 0
+ then
+ summary="$summary lockdep: $n_badness"
+ fi
+ n_stalls=`egrep -c 'detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state' $file`
+ if test "$n_stalls" -ne 0
+ then
+ summary="$summary Stalls: $n_stalls"
+ fi
+ n_starves=`grep -c 'rcu_.*kthread starved for' $file`
+ if test "$n_starves" -ne 0
+ then
+ summary="$summary Starves: $n_starves"
+ fi
+ print_warning Summary: $summary
+ cat $T.diags >> $file.diags
+fi
+for i in $file.*.diags
+do
+ if test -f "$i"
+ then
+ cat $i >> $file.diags
+ fi
+done
+if ! test -s $file.diags
+then
+ rm -f $file.diags
+fi