From owner-svn-src-user@freebsd.org Tue Oct 27 20:13:34 2020 Return-Path: Delivered-To: svn-src-user@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 17992459426 for ; Tue, 27 Oct 2020 20:13:34 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CLNF96wThz4709; Tue, 27 Oct 2020 20:13:33 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id D198511307; Tue, 27 Oct 2020 20:13:33 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 09RKDXKG018082; Tue, 27 Oct 2020 20:13:33 GMT (envelope-from pho@FreeBSD.org) Received: (from pho@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 09RKDXAq018081; Tue, 27 Oct 2020 20:13:33 GMT (envelope-from pho@FreeBSD.org) Message-Id: <202010272013.09RKDXAq018081@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pho set sender to pho@FreeBSD.org using -f From: Peter Holm Date: Tue, 27 Oct 2020 20:13:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r367092 - user/pho/stress2/misc X-SVN-Group: user X-SVN-Commit-Author: pho X-SVN-Commit-Paths: user/pho/stress2/misc X-SVN-Commit-Revision: 367092 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Oct 2020 20:13:34 -0000 Author: pho Date: Tue Oct 27 20:13:33 2020 New Revision: 367092 URL: https://svnweb.freebsd.org/changeset/base/367092 Log: Added an old test, which just triggered a panic. Added: user/pho/stress2/misc/fullpath2.sh (contents, props changed) Added: user/pho/stress2/misc/fullpath2.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/fullpath2.sh Tue Oct 27 20:13:33 2020 (r367092) @@ -0,0 +1,215 @@ +#!/bin/sh + +# +# Copyright (c) 2016 Dell EMC Isilon +# All rights reserved. +# +# 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. +# +# $FreeBSD$ +# + +# WiP: fullpath NULL reference problem hunt. + +# From the commit log of r308407: +# vn_fullpath1() checked VV_ROOT and then unreferenced +# vp->v_mount->mnt_vnodecovered unlocked. This allowed unmount to race. +# Lock vnode after we noticed the VV_ROOT flag. See comments for +# explanation why unlocked check for the flag is considered safe. + +# 'panic: namei: garbage in ni_resflags: 1': +# https://people.freebsd.org/~pho/stress/log/fullpath2.txt + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 +. ../default.cfg + +cont=/tmp/fullpath2.continue +dir=/tmp +odir=`pwd` +cd $dir +sed '1,/^EOF/d' < $odir/$0 > $dir/fullpath2.c +mycc -o fullpath2 -Wall -Wextra -O2 -g fullpath2.c -lprocstat || exit 1 +rm -f fullpath2.c +cd $odir + +mount | grep -q "on $mntpoint " && umount -f $mntpoint +[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart + +mdconfig -a -t swap -s 1g -u $mdstart +gpart create -s GPT md$mdstart > /dev/null || exit 1 +gpart add -t freebsd-ufs md$mdstart > /dev/null || exit 1 +newfs -n $newfs_flags md${mdstart}p1 > /dev/null || exit 1 +mount /dev/md${mdstart}p1 $mntpoint +touch $mntpoint/marker $cont +trap "rm -f $cont" EXIT INT + +daemon sh -c "(cd $odir/../testcases/swap; ./swap -t 4m -i 10 -l 100)" > \ + /dev/null 2>&1 + +for i in `jot $(jot -r 1 2 10)`; do + /tmp/fullpath2 $mntpoint & + pids="$pids $!" +done + +for i in `jot $(jot -r 1 2 5)`; do + while [ -e $cont ]; do find $mntpoint -ls > /dev/null 2>&1; done & + pidf="$pidf $!" +done + +umounts=0 +while pgrep -q fullpath2; do + for i in `jot 30`; do + umount -f $mntpoint && umounts=$((umounts+1)) && + mount /dev/md${mdstart}p1 $mntpoint + sleep 2 + done +done +echo "$umounts umounts" +rm -f $cont +while mount | grep -q "on $mntpoint "; do + umount -f $mntpoint +done +for i in $pids; do + wait $i +done +while pgrep -q swap; do + pkill -9 swap +done + +kill $pidp $pidf > /dev/null 2>&1 +wait + +rm -f $mntpoint/file.* /tmp/fullpath2 fullpath2.core +mdconfig -d -u $mdstart + +exit 0 +EOF +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +static volatile u_int *share; + +#define NB 1024 +#define RUNTIME 300 + +/* dtrace -w -n 'fbt::*vn_fullpath1:entry {@rw[execname,probefunc] = count(); }' */ + +static void +getfiles(pid_t pid) +{ + struct filestat_list *head; + struct kinfo_proc *p; + struct procstat *prstat; + unsigned int cnt; + + if ((prstat = procstat_open_sysctl()) == NULL) + err(1, "procstat_open_sysctl"); + + if ((p = procstat_getprocs(prstat, KERN_PROC_PID, + pid, &cnt)) == NULL) + err(1, "procstat_getprocs"); + + if ((head = procstat_getfiles(prstat, p, 0)) == NULL) + err(1, "procstat_getfiles"); + + procstat_freefiles(prstat, head); + procstat_freeprocs(prstat, p); + procstat_close(prstat); +} + +int +main(int argc, char *argv[]) +{ + size_t len; + time_t start; + int fd[NB], i, n; + pid_t pid; + + len = PAGE_SIZE; + if ((share = mmap(NULL, len, PROT_READ | PROT_WRITE, + MAP_ANON | MAP_SHARED, -1, 0)) == MAP_FAILED) + err(1, "mmap"); + + if ((pid = fork()) == 0) { + setproctitle("getfiles"); + while (share[0] == 0) + getfiles(pid); + _exit(0); + } + + char file[MAXPATHLEN + 1]; + char marker[MAXPATHLEN + 1]; + + if (argc != 2) { + fprintf(stderr, "Usage: %s \n", argv[0]); + exit(1); + } + + memset(fd, 0, sizeof(fd)); + snprintf(marker, sizeof(marker), "%s/marker", argv[1]); + i = n = 0; + start = time(NULL); + while (time(NULL) - start < RUNTIME) { + snprintf(file, sizeof(file), "%s/file.%06d.%02d", argv[1], getpid(), i); + if (access(marker, R_OK) == -1) + continue; + if (fd[i] > 0) + close(fd[i]); + if ((fd[i] = open(file, O_RDWR | O_CREAT | O_APPEND, + DEFFILEMODE)) == -1) { + if (errno != ENOENT && errno != EBUSY) + warn("open(%s)", file); + continue; + } + n++; + write(fd[i], "a", 1); + usleep(arc4random() % 400); + if (arc4random() % 100 < 10) { + close(fd[i]); + unlink(file); + fd[i] = 0; + } + i++; + i = i % NB; + } + share[0] = 1; + + if (waitpid(pid, NULL, 0) != pid) + err(1, "waitpid"); + if (n < 100) + errx(1, "Short run: %d", n); + + return (0); +} From owner-svn-src-user@freebsd.org Thu Oct 29 14:28:28 2020 Return-Path: Delivered-To: svn-src-user@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id F3EC7453306 for ; Thu, 29 Oct 2020 14:28:27 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CMSV36872z3Z6T; Thu, 29 Oct 2020 14:28:27 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B657D2EDD9; Thu, 29 Oct 2020 14:28:27 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 09TESRZ4087723; Thu, 29 Oct 2020 14:28:27 GMT (envelope-from pho@FreeBSD.org) Received: (from pho@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 09TESRpM087722; Thu, 29 Oct 2020 14:28:27 GMT (envelope-from pho@FreeBSD.org) Message-Id: <202010291428.09TESRpM087722@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pho set sender to pho@FreeBSD.org using -f From: Peter Holm Date: Thu, 29 Oct 2020 14:28:27 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r367133 - user/pho/stress2/misc X-SVN-Group: user X-SVN-Commit-Author: pho X-SVN-Commit-Paths: user/pho/stress2/misc X-SVN-Commit-Revision: 367133 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Oct 2020 14:28:28 -0000 Author: pho Date: Thu Oct 29 14:28:27 2020 New Revision: 367133 URL: https://svnweb.freebsd.org/changeset/base/367133 Log: Added when problem was fixed. Modified: user/pho/stress2/misc/fullpath2.sh Modified: user/pho/stress2/misc/fullpath2.sh ============================================================================== --- user/pho/stress2/misc/fullpath2.sh Thu Oct 29 14:23:52 2020 (r367132) +++ user/pho/stress2/misc/fullpath2.sh Thu Oct 29 14:28:27 2020 (r367133) @@ -28,7 +28,7 @@ # $FreeBSD$ # -# WiP: fullpath NULL reference problem hunt. +# fullpath NULL reference problem hunt. # From the commit log of r308407: # vn_fullpath1() checked VV_ROOT and then unreferenced @@ -38,6 +38,7 @@ # 'panic: namei: garbage in ni_resflags: 1': # https://people.freebsd.org/~pho/stress/log/fullpath2.txt +# Fixed by r367130 [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 . ../default.cfg From owner-svn-src-user@freebsd.org Fri Oct 30 06:30:47 2020 Return-Path: Delivered-To: svn-src-user@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 7F897448EE7 for ; Fri, 30 Oct 2020 06:30:47 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CMsrR2rg4z4pWG; Fri, 30 Oct 2020 06:30:47 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 42F54125A0; Fri, 30 Oct 2020 06:30:47 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 09U6UlQE080290; Fri, 30 Oct 2020 06:30:47 GMT (envelope-from pho@FreeBSD.org) Received: (from pho@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 09U6UlCh080289; Fri, 30 Oct 2020 06:30:47 GMT (envelope-from pho@FreeBSD.org) Message-Id: <202010300630.09U6UlCh080289@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pho set sender to pho@FreeBSD.org using -f From: Peter Holm Date: Fri, 30 Oct 2020 06:30:47 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r367156 - user/pho/stress2/misc X-SVN-Group: user X-SVN-Commit-Author: pho X-SVN-Commit-Paths: user/pho/stress2/misc X-SVN-Commit-Revision: 367156 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Oct 2020 06:30:47 -0000 Author: pho Date: Fri Oct 30 06:30:46 2020 New Revision: 367156 URL: https://svnweb.freebsd.org/changeset/base/367156 Log: Added an old fsck_ffs(8) test scenario. Added: user/pho/stress2/misc/fsck.sh (contents, props changed) Added: user/pho/stress2/misc/fsck.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/fsck.sh Fri Oct 30 06:30:46 2020 (r367156) @@ -0,0 +1,149 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2018 Dell EMC Isilon +# +# 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. +# +# $FreeBSD$ +# + +# fsck_ffs(8) test. +# "UFS /dev/md11 (/mnt11) cylinder checksum failed" seen. +# Fixed by r341510. + +# 'panic: invalid counts on struct mount' seen: +# https://people.freebsd.org/~pho/stress/log/fsck-4.txt + +. ../default.cfg + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +echo 'int sync(void) { return (0); }' > /tmp/fsck_preload.c +mycc -o /tmp/fsck_preload.so -shared -fpic /tmp/fsck_preload.c || exit 1 +cc -o /tmp/fsck_preload.so -shared -fpic /tmp/fsck_preload.c || exit 1 +rm /tmp/fsck_preload.c + +set -e +u1=$mdstart +u2=$((mdstart + 1)) +mp1=${mntpoint}$u1 +mp2=${mntpoint}$u2 +mkdir -p $mp1 $mp2 +log=$mp1/fsck.sh.log +diskimage=$mp1/fsck.sh.diskimage +backup=/tmp/fsck.sh.diskimage.`date +%Y%m%dT%H%M%S`.gz +asbs=0 +cleans=0 +reruns=0 +waccess=0 + +max=$((10 * 1024 * 1024)) +[ "$newfs_flags" = "-j" ] && + max=$((20 * 1024 * 1024)) + +set +e +mount | grep "on $mp1 " | grep -q /dev/md && umount -f $mp1 +[ -c /dev/md$u1 ] && mdconfig -d -u $u1 +mdconfig -a -t swap -s 1g -u $u1 +newfs $newfs_flags /dev/md$u1 > /dev/null +mount /dev/md$u1 $mp1 + +[ -c /dev/md$u2 ] && mdconfig -d -u $u2 +dd if=/dev/zero of=$diskimage bs=$max count=1 status=none +mdconfig -a -t vnode -f $diskimage -u $u2 +backups=`newfs -N $newfs_flags md$u2 | grep -A1 "super-block backups" | \ + tail -1 | sed 's/,//g'` +newfs $newfs_flags md$u2 > /dev/null +mount /dev/md$u2 $mp2 +[ -d /usr/include/sys ] && cp -r /usr/include/sys $mp2 +umount $mp2 + +chk() { + local i + + LD_PRELOAD=/tmp/fsck_preload.so \ + fsck_ffs -fy $1 > $log 2>&1 + r=$? + if grep -q "ALTERNATE SUPER-BLOCK FAILED" $log; then + for b in $backups; do + echo "Using alternate SB $b" + asbs=$((asbs + 1)) + LD_PRELOAD=/tmp/fsck_preload.so \ + fsck_ffs -b $b -fy $1 > $log 2>&1 + grep -q "Superblock check-hash failed" $log || + break + done + usedasb=1 + else + usedasb=0 + fi + LANG=C egrep -q "[A-Z][A-Z]" $log && clean=0 + ! grep -Eq "IS CLEAN|MARKED CLEAN" $log; clean=$? + ! grep -q RERUN $log; rerun=$? + ! grep -q "NO WRITE ACCESS" $log; waccess=$? + [ $r -ne 0 -a $clean -eq 1 ] && echo "Exit code $r w/ clean == 1" + +} + +cd /tmp +s=0 +start=`date +%s` +while [ $((`date +%s` - start)) -lt 60 ]; do + gzip < $diskimage > $backup; sync + mount /dev/md$u2 $mp2 || { s=101; break; } + touch $mp2/`jot -rc 8 a z | tr -d '\n'` + umount $mp2 + for i in `jot 2`; do + pos=`jot -r 1 0 $((max - 1))` + dd if=/dev/random of=$diskimage oseek=$pos bs=1 count=1 \ + conv=notrunc status=none + done + for i in `jot 3`; do + chk /dev/md$u2 + [ $clean -eq 1 ] && { cleans=$((cleans + 1)); break; } + [ $rerun -eq 1 ] && { reruns=$((reruns + 1)); continue; } + done + [ $r -ne 0 -a $clean -eq 1 ] && + { echo "CLEAN && non zero exit code"; break; } + [ $clean -eq 1 ] && continue + [ $usedasb -eq 1 ] && { echo "Alt. SB failed"; s=103; } + [ $waccess -eq 1 ] && { echo "No write access"; s=555; } + break +done +[ $DEBUG ] && + echo "$cleans cleans, $reruns reruns, $asbs alternate SBs." && cat $log +if [ $clean -ne 1 ]; then + echo "FS still not clean. Last fsck_ffs exit code was $r." + cat $log + cp -v $log /tmp || rm $log + [ $s -eq 0 ] && s=104 +fi +mdconfig -d -u $u2 || exit 1 +[ -f fsck_ffs.core ] && ls -l fsck_ffs.core + +umount $mp1 +mdconfig -d -u $u1 +rm -f /tmp/fsck_preload.so $backup +exit $s