xref: /freebsd/tools/test/stress2/misc/force8.sh (revision 9768746ba83efa02837c5b9c66348db6e900208f)
1#!/bin/sh
2
3#
4# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5#
6# Copyright (c) 2021 Peter Holm
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
31
32# "mdconfig -o force" test scenario with nullfs.
33# Variation of force4.sh
34
35# Seen with WiP kernel code:
36# panic: refcount 0xfffffe015105bdfc wraparound
37# https://people.freebsd.org/~pho/stress/log/log0154.txt
38
39. ../default.cfg
40
41mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
42mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
43mdconfig -a -t swap -s 1g -u $mdstart
44flags=$newfs_flags
45[ `jot -r 1 0 1` -eq 1 ] && flags="-j"
46echo "newfs $flags md$mdstart"
47newfs $flags md$mdstart > /dev/null 2>&1
48mount /dev/md$mdstart $mntpoint
49chmod 777 $mntpoint
50
51mp2=${mntpoint}2
52mkdir -p $mp2
53mount -t nullfs $mntpoint $mp2 || exit 1
54
55export LOAD=80
56export MAXSWAPPCT=80
57export RUNDIR=$mp2/stressX
58export runRUNTIME=3m
59export TESTPROGS='
60testcases/rename/rename
61testcases/swap/swap
62testcases/dirnprename/dirnprename
63testcases/dirrename/dirrename
64'
65
66su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS' > /dev/null 2>&1 &
67
68sleep `jot -r 1 20 60`
69while mdconfig -l | grep -q md$mdstart; do
70	mdconfig -d -u $mdstart -o force || sleep 1
71done
72sleep 1
73../tools/killall.sh
74wait
75umount $mp2
76n=0
77while mount | grep $mntpoint | grep -q /dev/md; do
78	umount $mntpoint || sleep 1
79	[ $((n += 1)) -gt 300 ] && { echo FAIL; exit 1; }
80done
81exit 0
82