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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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