xref: /freebsd/tools/test/stress2/misc/ptrace4.sh (revision 7899f917b1c0ea178f1d2be0cfb452086d079d23)
1#!/bin/sh
2
3#
4# Copyright (c) 2015 EMC Corp.
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# ptrace(2) test scenario
30
31# Test program can not be killed:
32# https://people.freebsd.org/~pho/stress/log/kostik836.txt
33# Fixed by r289660.
34
35[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
36
37. ../default.cfg
38
39export sleeptime=24
40./syscall4.sh 26 &
41
42sleep 240
43l=0
44while ps -Unobody | grep -v grep | grep -q syscall4; do
45	l=$((l + 1))
46	if [ $l -gt 10 ]; then
47		ps -HlUnobody | grep syscall4
48		echo FAIL
49		break
50	fi
51	sleep 10
52done
53kill $! 2>/dev/null
54pkill -9 swap syscall4
55while pgrep -q swap; do
56	pkill -9 swap
57done
58wait
59