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|
#!/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="`mktemp -d ${TMPDIR-/tmp}/parse-console.sh.XXXXXX`"
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 |
grep -E --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' $file | grep -v 'Warning: Failed to add ttynull console. No stdin, stdout, and stderr for the init process' | grep -E -c 'WARNING:|Warn'`
if test "$n_warn" -ne 0
then
summary="$summary Warnings: $n_warn"
fi
n_bugs=`grep -E -c '\bBUG|Oops:' $file`
if test "$n_bugs" -ne 0
then
summary="$summary Bugs: $n_bugs"
fi
n_kcsan=`grep -E -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=`grep -E -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
# Call extract_ftrace_from_console function, if the output is empty,
# don't create $file.ftrace. Otherwise output the results to $file.ftrace
extract_ftrace_from_console $file > $file.ftrace
if [ ! -s $file.ftrace ]; then
rm -f $file.ftrace
fi
|
