#!/bin/bash
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#
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# Check the console output from an rcutorture run for oopses.
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# The "file" is a pathname on the local system, and "title" is
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# a text string for error-message purposes.
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#
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# Usage: parse-console.sh file title
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, you can access it online at
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# http://www.gnu.org/licenses/gpl-2.0.html.
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#
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# Copyright (C) IBM Corporation, 2011
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#
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# Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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T=${TMPDIR-/tmp}/parse-console.sh.$$
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file="$1"
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title="$2"
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trap 'rm -f $T.seq $T.diags' 0
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. functions.sh
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# Check for presence and readability of console output file
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if test -f "$file" -a -r "$file"
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then
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:
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else
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echo $title unreadable console output file: $file
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exit 1
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fi
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if grep -Pq '\x00' < $file
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then
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print_warning Console output contains nul bytes, old qemu still running?
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fi
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cat /dev/null > $file.diags
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# Check for proper termination, except that rcuperf runs don't indicate this.
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if test "$TORTURE_SUITE" != rcuperf
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then
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# check for abject failure
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if grep -q FAILURE $file || grep -q -e '-torture.*!!!' $file
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then
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nerrs=`grep --binary-files=text '!!!' $file |
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tail -1 |
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awk '
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{
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for (i=NF-8;i<=NF;i++)
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sum+=$i;
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}
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END { print sum }'`
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print_bug $title FAILURE, $nerrs instances
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exit
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fi
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grep --binary-files=text 'torture:.*ver:' $file |
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egrep --binary-files=text -v '\(null\)|rtc: 000000000* ' |
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sed -e 's/^(initramfs)[^]]*] //' -e 's/^\[[^]]*] //' |
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awk '
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BEGIN {
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ver = 0;
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badseq = 0;
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}
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{
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if (!badseq && ($5 + 0 != $5 || $5 <= ver)) {
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badseqno1 = ver;
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badseqno2 = $5;
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badseqnr = NR;
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badseq = 1;
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}
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ver = $5
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}
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END {
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if (badseq) {
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if (badseqno1 == badseqno2 && badseqno2 == ver)
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print "GP HANG at " ver " torture stat " badseqnr;
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else
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print "BAD SEQ " badseqno1 ":" badseqno2 " last:" ver " version " badseqnr;
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}
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}' > $T.seq
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if grep -q SUCCESS $file
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then
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if test -s $T.seq
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then
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print_warning $title `cat $T.seq`
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echo " " $file
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exit 2
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fi
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else
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if grep -q "_HOTPLUG:" $file
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then
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print_warning HOTPLUG FAILURES $title `cat $T.seq`
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echo " " $file
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exit 3
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fi
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echo $title no success message, `grep --binary-files=text 'ver:' $file | wc -l` successful version messages
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if test -s $T.seq
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then
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print_warning $title `cat $T.seq`
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fi
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exit 2
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fi
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fi | tee -a $file.diags
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egrep 'Badness|WARNING:|Warn|BUG|===========|Call Trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for' < $file |
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grep -v 'ODEBUG: ' |
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grep -v 'Warning: unable to open an initial console' > $T.diags
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if test -s $T.diags
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then
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print_warning "Assertion failure in $file $title"
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# cat $T.diags
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summary=""
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n_badness=`grep -c Badness $file`
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if test "$n_badness" -ne 0
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then
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summary="$summary Badness: $n_badness"
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fi
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n_warn=`grep -v 'Warning: unable to open an initial console' $file | egrep -c 'WARNING:|Warn'`
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if test "$n_warn" -ne 0
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then
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summary="$summary Warnings: $n_warn"
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fi
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n_bugs=`egrep -c 'BUG|Oops:' $file`
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if test "$n_bugs" -ne 0
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then
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summary="$summary Bugs: $n_bugs"
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fi
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n_calltrace=`grep -c 'Call Trace:' $file`
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if test "$n_calltrace" -ne 0
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then
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summary="$summary Call Traces: $n_calltrace"
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fi
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n_lockdep=`grep -c =========== $file`
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if test "$n_badness" -ne 0
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then
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summary="$summary lockdep: $n_badness"
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fi
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n_stalls=`egrep -c 'detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state' $file`
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if test "$n_stalls" -ne 0
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then
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summary="$summary Stalls: $n_stalls"
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fi
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n_starves=`grep -c 'rcu_.*kthread starved for' $file`
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if test "$n_starves" -ne 0
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then
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summary="$summary Starves: $n_starves"
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fi
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print_warning Summary: $summary
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cat $T.diags >> $file.diags
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fi
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for i in $file.*.diags
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do
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if test -f "$i"
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then
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cat $i >> $file.diags
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fi
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done
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if ! test -s $file.diags
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then
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rm -f $file.diags
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fi
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