4 # Copyright (c) 2011 Peter Holm <pho@FreeBSD.org>
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
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.
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
29 [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
31 # Truncate scenario for suj.
32 # "panic: worklist_insert: 0xc8bc5b00 freework(0x8009) already on list"
39 sed '1,/^EOF/d' < $here/$0 > suj17.c
40 mycc -o suj17 -Wall -Wextra -O2 suj17.c
44 mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
45 mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
47 mdconfig -a -t swap -s 2g -u $mdstart || exit 1
48 bsdlabel -w md$mdstart auto
49 [ $# -eq 1 ] && opt="$1"
50 [ $# -eq 0 ] && opt="-j"
51 echo "newfs $opt md${mdstart}$part"
52 newfs $opt md${mdstart}$part > /dev/null
53 mount /dev/md${mdstart}$part $mntpoint
56 su $testuser -c "cd $mntpoint; /tmp/suj17"
59 while mount | grep $mntpoint | grep -q /dev/md; do
60 umount $mntpoint || sleep 1
62 checkfs /dev/md${mdstart}$part || s=$?
63 mdconfig -d -u $mdstart
75 #define SIZ (1024 * 1024 - 1)
83 off_t len = 104857600LL; /* 100 Mb */
86 sprintf(name, "%06d", getpid());
87 if ((fd = open(name, O_WRONLY | O_CREAT, 0666)) == -1)
88 err(1, "open(%s)", name);
89 for (i = 0; i < 100; i++) {
90 if (write(fd, buf, sizeof(buf)) != sizeof(buf))
95 if (access("rendezvous", R_OK) == 0)
101 for (i = 0; i < 50000; i++) {
102 pos = lrand48() % (len - sizeof(buf));
103 if (ftruncate(fd, pos) == -1)
105 pos = lrand48() % (len - sizeof(buf));
106 if (lseek(fd, pos, SEEK_SET) == -1)
108 if (write(fd, buf, sizeof(buf)) != sizeof(buf))
119 int fd, i, j, status;
121 for (i = 0; i < 1; i++) {
122 for (j = 0; j < 6; j++) {
126 if ((fd = open("rendezvous", O_CREAT, 0644)) == -1)
130 for (j = 0; j < 6; j++)
132 unlink("rendezvous");