xref: /freebsd/tools/test/stress2/misc/pcatch2.sh (revision e8d8bef961a50d4dc22501cde4fb9fb0be1b2532)
1#!/bin/sh
2
3#
4# Copyright (c) 2016 Dell EMC
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26# SUCH DAMAGE.
27#
28
29# Process stuck in "suspfs":
30# https://people.freebsd.org/~pho/stress/log/kostik944.txt
31
32[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
33[ -z "$DEBUG" ] && exit 0 # Waiting for fix
34
35for i in `jot 10`; do
36	./pcatch.sh &
37	sleep `jot -r 1 1 5`
38	kill -INT $!
39	./cleanup.sh
40	pgrep -q pcatch || break
41	wait
42done
43pgrep -q pcatch && s=1 || s=0
44exit $s
45