Date: Fri, 8 Oct 2021 06:38:37 GMT From: Peter Holm <pho@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 89ec6dcce03b - main - stress2: Added a regression test Message-ID: <202110080638.1986cb1s039739@gitrepo.freebsd.org>
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The branch main has been updated by pho: URL: https://cgit.FreeBSD.org/src/commit/?id=89ec6dcce03bf2b684acdaf2e62fb4365647c0a8 commit 89ec6dcce03bf2b684acdaf2e62fb4365647c0a8 Author: Peter Holm <pho@FreeBSD.org> AuthorDate: 2021-10-08 06:38:17 +0000 Commit: Peter Holm <pho@FreeBSD.org> CommitDate: 2021-10-08 06:38:17 +0000 stress2: Added a regression test --- tools/test/stress2/misc/elf.sh | 71 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) diff --git a/tools/test/stress2/misc/elf.sh b/tools/test/stress2/misc/elf.sh new file mode 100755 index 000000000000..e0f88e5e90bc --- /dev/null +++ b/tools/test/stress2/misc/elf.sh @@ -0,0 +1,71 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2021 Peter Holm +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# + +# Fuzz test +# Spending a long time in elf64_coredump() seen: +# https://people.freebsd.org/~pho/stress/log/log0183.txt +# Fixed by: b5cadc643e85 + +. ../default.cfg +[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1 + +dir=/tmp +odir=`pwd` +cc -o /tmp/flip -Wall -Wextra -O2 ../tools/flip.c || exit 1 + +set -e +mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint +[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart +mdconfig -a -t swap -s 2g -u $mdstart +newfs $newfs_flags md$mdstart > /dev/null +mount /dev/md$mdstart $mntpoint +cd $mntpoint +set +e + +echo "Expect lots of warnings." +start=`date +%s` +while [ $((`date +%s` - start)) -lt 180 ]; do + cp /bin/ps ./elf + for j in `jot 10`; do + /tmp/flip -n 1 ./elf + timeout -s SIGKILL 2 ./elf aux > /dev/null 2>&1 || break + rm -f *.core + done +done +cd $odir + +for i in `jot 6`; do + mount | grep -q "on $mntpoint " || break + umount $mntpoint && break || sleep 10 + [ $i -eq 6 ] && + { echo FATAL; fstat -mf $mntpoint; exit 1; } +done +mdconfig -d -u $mdstart +rm /tmp/flip +exit 0
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