1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5# 6# Copyright (c) 2021 Peter Holm <pho@FreeBSD.org> 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27# SUCH DAMAGE. 28# 29 30# Test scenario from Bug 255119 by nvass@gmx.com 31 32# Fatal trap 12: page fault while in kernel mode 33# Fixed by 54f98c4dbf9b 34 35. ../default.cfg 36 37mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint 38mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 39mdconfig -a -t swap -s 512m -u $mdstart || exit 1 40newfs $newfs_flags md$mdstart > /dev/null 41mount /dev/md$mdstart $mntpoint 42 43md2=$((mdstart + 1)) 44cp /bin/sleep $mntpoint 45$mntpoint/sleep 60 & 46sleep .2 47mdconfig -f $mntpoint/sleep -u $md2 2>&1 | 48 grep -v 'Text file busy' 49 50kill $! 51mdconfig -l | grep -q md$md2 && mdconfig -d -u $md2 52wait 53 54umount $mntpoint 55mdconfig -d -u $mdstart 56exit 0 57