Date: Fri, 6 Mar 2020 07:07:26 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r358692 - user/pho/stress2/misc Message-ID: <202003060707.02677Qsv045744@repo.freebsd.org>
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Author: pho Date: Fri Mar 6 07:07:25 2020 New Revision: 358692 URL: https://svnweb.freebsd.org/changeset/base/358692 Log: Added a regression test. Added: user/pho/stress2/misc/jexec.sh (contents, props changed) Added: user/pho/stress2/misc/jexec.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/jexec.sh Fri Mar 6 07:07:25 2020 (r358692) @@ -0,0 +1,69 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2020 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. +# +# $FreeBSD$ +# + +# Bug 238032 - "jexec pr_ref leak" by bz@ +# "foo DYING" seen. +# Fixed by r358676 + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 +. ../default.cfg + +[ -z "$nfs_export" ] && exit 0 +ping -c 2 `echo $nfs_export | sed 's/:.*//'` > /dev/null 2>&1 || + exit 0 +mount | grep "$mntpoint" | grep -q nfs && umount $mntpoint +mount -t nfs -o tcp -o retrycnt=3 -o intr,soft -o rw $nfs_export $mntpoint + +here=`pwd` +cd $mntpoint +(cd $here/../testcases/swap; ./swap -t 2m -i 20) & +sleep 10 +jail -c name=foo persist +start=`date +%s` +while [ $((`date +%s`- start)) -lt 120 ]; do + jexec foo <<-EOF + sleep .2 +EOF +done > /dev/null 2>&1 +jail -r foo +jls -dv | grep foo && s=1 || s=0 + +cd $here +for i in `jot 5`; do + umount $mntpoint && break + sleep 2 +done +wait + +# Break into kgdb and type "show prison" +# Check ref count growth + +exit $s
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