name : parse-console.sh #!/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