diff --git a/tools/test/stress2/misc/fsync4.sh b/tools/test/stress2/misc/fsync4.sh new file mode 100755 index 000000000000..ac08dd6dff49 --- /dev/null +++ b/tools/test/stress2/misc/fsync4.sh @@ -0,0 +1,146 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause +# +# Copyright (c) 2023 Peter Holm <pho@FreeBSD.org> +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# + +# Regression test for D38114: Handle ERELOOKUP from VOP_FSYNC() + +# "fsync4: msync(0x82d3cc000), file d1/d2/d3/d4/d5/../file.92660: +# Input/output error" seen + +# Fixed by: 6189672e6008 - main - Handle ERELOOKUP from VOP_FSYNC() in +# several other places + +. ../default.cfg +[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1 + +dir=/tmp +odir=`pwd` +pids="" +prog=$(basename "$0" .sh) +s=0 +cd $dir +sed '1,/^EOF/d' < $odir/$0 > $dir/$prog.c +mycc -o $prog -Wall -Wextra -O0 -g $prog.c || exit 1 +rm -f $prog.c +cd $odir + +set -eu +mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint +[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart +mdconfig -a -t swap -s 1g -u $mdstart +newfs -U md$mdstart > /dev/null +mount /dev/md$mdstart $mntpoint +set +e + +cd $odir +../testcases/swap/swap -t 1m -i 20 -l 100 > /dev/null & +sleep .5 +cd $mntpoint +mkdir -p d1/d2/d3/d4/d5 +for i in `jot 8`; do + $dir/$prog $i & + pids="$pids $!" +done +cd $odir +for pid in $pids; do + wait $pid + [ $? -ne 0 ] && s=1 +done + +for i in `jot 6`; do + mount | grep -q "on $mntpoint " || break + umount $mntpoint && break || sleep 10 + [ $i -eq 6 ] && + { echo FATAL; fstat -mf $mntpoint; exit 1; } +done +mdconfig -d -u $mdstart +rm -rf $dir/$prog +exit $s +EOF +#include <sys/types.h> +#include <sys/mman.h> +#include <sys/param.h> +#include <sys/stat.h> + + +#include <err.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#define RUNTIME 60 +#define SIZ (1024 * 1024) + +static time_t start; + +int +main(void) +{ + size_t len; + int fd, i, ps; + char *cp; + char *path = "d1/d2/d3/d4/d5"; + char d1[1024], d2[1024], file[1024]; + + snprintf(d1, sizeof(d1), "%s/dir.%d", path, getpid()); + snprintf(d2, sizeof(d2), "%s/new.%d", path, getpid()); + snprintf(file, sizeof(file), "%s/../file.%d", path, getpid()); + + start = time(NULL); + while (time(NULL) - start < RUNTIME) { + if (mkdir(d1, 0740) == -1) + err(1, "mkdir(%s)", d1); + if (rename(d1, d2) == -1) + err(1, "rename(%s, %s)", d1, d2); + if ((fd = open(file, O_RDWR | O_CREAT | O_TRUNC, 0600)) == -1) + err(1, "open%s()", file); + len = SIZ; + if (ftruncate(fd, len) == -1) + err(1, "ftruncate"); + cp = mmap(NULL, len, PROT_READ | PROT_WRITE, + MAP_SHARED, fd, 0); + if (cp == MAP_FAILED) + err(1, "mmap()"); + ps = getpagesize(); + for (i = 0; i < SIZ; i += ps) + cp[i] = 1; + if (msync(cp, 0, MS_SYNC) == -1) + err(1, "msync(%p), file %s", cp, file); + if (munmap(cp, len) == -1) + err(1, "unmap()"); + close(fd); + if (rename(d2, d1) == -1) + err(1, "rename(%s, %s)", d2, d1); + if (rmdir(d1) == -1) + err(1, "rmdir(%s)", d1); + } + + return (0); +}