Date: Tue, 24 Feb 2009 08:15:45 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r188990 - projects/stress2/misc Message-ID: <200902240815.n1O8FjSC054971@svn.freebsd.org>
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Author: pho Date: Tue Feb 24 08:15:44 2009 New Revision: 188990 URL: http://svn.freebsd.org/changeset/base/188990 Log: Tests of unmount of a device that is already gone Approved by: kib Added: projects/stress2/misc/backingstore2.sh (contents, props changed) projects/stress2/misc/backingstore3.sh (contents, props changed) Added: projects/stress2/misc/backingstore2.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/stress2/misc/backingstore2.sh Tue Feb 24 08:15:44 2009 (r188990) @@ -0,0 +1,73 @@ +#!/bin/sh + +# +# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org> +# All rights reserved. +# +# 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. +# +# $FreeBSD$ +# + +# Test unmount of a device that is already gone + +# Leaves /mnt6 unmountable and leads to a "panic: 1 vncache entries remaining" +# during shut down. + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +. ../default.cfg + +D=$diskimage +export here=`pwd` + +m1=$mdstart +m2=$((m1 + 1)) +mount | grep "${mntpoint}" | grep -q md$m2 && umount ${mntpoint}$m2 +mdconfig -l | grep -q md$m2 && mdconfig -d -u $m2 +mount | grep "${mntpoint}" | grep -q md$m1 && umount ${mntpoint}$m1 +mdconfig -l | grep -q md$m1 && mdconfig -d -u $m1 + +dede $D$m1 100m 1 || exit 1 + +mdconfig -a -t vnode -f $D$m1 -u $m1 + +bsdlabel -w md$m1 auto +newfs md${m1}${part} > /dev/null 2>&1 +mount /dev/md${m1}${part} ${mntpoint}$m1 + + +truncate -s 500M ${mntpoint}$m1/diskimage +mdconfig -a -t vnode -f ${mntpoint}$m1/diskimage -u $m2 + +bsdlabel -w md$m2 auto +newfs md${m2}${part} > /dev/null 2>&1 +mount /dev/md${m2}${part} ${mntpoint}$m2 + +# Reversed umount sequence: +umount -f /dev/md${m1}${part} +umount -f /dev/md${m2}${part} + +mount | grep "${mntpoint}" | grep -q md$m2 && umount ${mntpoint}$m2 +mdconfig -l | grep -q md$m2 && mdconfig -d -u $m2 +mount | grep "${mntpoint}" | grep -q md$m1 && umount ${mntpoint}$m1 +mdconfig -l | grep -q md$m1 && mdconfig -d -u $m1 Added: projects/stress2/misc/backingstore3.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/stress2/misc/backingstore3.sh Tue Feb 24 08:15:44 2009 (r188990) @@ -0,0 +1,74 @@ +#!/bin/sh + +# +# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org> +# All rights reserved. +# +# 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. +# +# $FreeBSD$ +# + +# Test unmount of a device that is already gone + +# Caused "panic: bundirty: buffer 0xdafaf2c4 still on queue 1" + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +. ../default.cfg + +D=$diskimage +export here=`pwd` + +m1=$mdstart +m2=$((m1 + 1)) +mount | grep "${mntpoint}" | grep -q md$m2 && umount ${mntpoint}$m2 +mdconfig -l | grep -q md$m2 && mdconfig -d -u $m2 +mount | grep "${mntpoint}" | grep -q md$m1 && umount ${mntpoint}$m1 +mdconfig -l | grep -q md$m1 && mdconfig -d -u $m1 + +dede $D$m1 25m 1 || exit 1 + +mdconfig -a -t vnode -f $D$m1 -u $m1 + +bsdlabel -w md$m1 auto +newfs md${m1}${part} > /dev/null 2>&1 +mount /dev/md${m1}${part} ${mntpoint}$m1 + + +truncate -s 500M ${mntpoint}$m1/diskimage +mdconfig -a -t vnode -f ${mntpoint}$m1/diskimage -u $m2 + +bsdlabel -w md$m2 auto +newfs md${m2}${part} > /dev/null 2>&1 +mount /dev/md${m2}${part} ${mntpoint}$m2 + +dd if=/dev/zero of=${mntpoint}$m2/file bs=1m > /dev/null 2>&1 + +# Reversed umount sequence: +umount -f /dev/md${m1}${part} +umount -f /dev/md${m2}${part} + +mount | grep "${mntpoint}" | grep -q md$m2 && umount ${mntpoint}$m2 +mdconfig -l | grep -q md$m2 && mdconfig -d -u $m2 +mount | grep "${mntpoint}" | grep -q md$m1 && umount ${mntpoint}$m1 +mdconfig -l | grep -q md$m1 && mdconfig -d -u $m1
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