From owner-dev-commits-src-all@freebsd.org Sat Jul 24 20:39:22 2021 Return-Path: Delivered-To: dev-commits-src-all@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 82577667EF9; Sat, 24 Jul 2021 20:39:22 +0000 (UTC) (envelope-from git@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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4GXJ2K5S52z3pRT; Sat, 24 Jul 2021 20:39:21 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 506C717283; Sat, 24 Jul 2021 20:39:21 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 16OKdLAW011512; Sat, 24 Jul 2021 20:39:21 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 16OKdLMu011511; Sat, 24 Jul 2021 20:39:21 GMT (envelope-from git) Date: Sat, 24 Jul 2021 20:39:21 GMT Message-Id: <202107242039.16OKdLMu011511@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: "Jason A. Harmening" Subject: git: c44685732899 - main - Add stress2 test to exercise FFS forcible unmount with stacked nullfs MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: jah X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: c44685732899aa76e8c77107d711f98717ddc5c8 Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 24 Jul 2021 20:39:23 -0000 The branch main has been updated by jah: URL: https://cgit.FreeBSD.org/src/commit/?id=c44685732899aa76e8c77107d711f98717ddc5c8 commit c44685732899aa76e8c77107d711f98717ddc5c8 Author: Jason A. Harmening AuthorDate: 2021-07-19 15:33:02 +0000 Commit: Jason A. Harmening CommitDate: 2021-07-24 19:52:56 +0000 Add stress2 test to exercise FFS forcible unmount with stacked nullfs Reviewed by: kib, mckusick Tested by: pho Differential Revision: https://reviews.freebsd.org/D31016 --- tools/test/stress2/misc/gnop11.sh | 85 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) diff --git a/tools/test/stress2/misc/gnop11.sh b/tools/test/stress2/misc/gnop11.sh new file mode 100755 index 000000000000..8a23eb072144 --- /dev/null +++ b/tools/test/stress2/misc/gnop11.sh @@ -0,0 +1,85 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2020 Kirk McKusick +# +# 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. +# + +# 'panic: Lock (lockmgr) ufs not locked @ kern/kern_lock.c:1271' seen: +# https://people.freebsd.org/~pho/stress/log/gnop8.txt + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 +. ../default.cfg + +fsck=/sbin/fsck_ffs +exp=/sbin/fsck_ffs.exp # Experimental version +[ -f $exp ] && { echo "Using $exp"; fsck=$exp; } +mdconfig -a -t swap -s 5g -u $mdstart || exit 1 +md=md$mdstart +newfs -j /dev/$md || exit 1 +start=`date +%s` + +nullfs_mounts=15 +: ${nullfs_dstdir:=$mntpoint} + +while [ $((`date +%s` - start)) -lt 120 ]; do + gnop create /dev/$md || exit 1 + mount /dev/$md.nop /mnt || exit 1 + + for i in `jot $nullfs_mounts`; do + [ ! -d ${nullfs_dstdir}$i ] && mkdir ${nullfs_dstdir}$i + [ ! -d ${nullfs_dstdir}$(($i + $nullfs_mounts)) ] && + mkdir ${nullfs_dstdir}$(($i + $nullfs_mounts)) + mount | grep -q " ${nullfs_dstdir}$i " && + umount ${nullfs_dstdir}$i + mount | grep -q " ${nullfs_dstdir}$(($i + $nullfs_mounts)) " && + umount ${nullfs_dstdir}$(($i + $nullfs_mounts)) + mount_nullfs /mnt ${nullfs_dstdir}$i > \ + /dev/null 2>&1 + mount_nullfs ${nullfs_dstdir}$i ${nullfs_dstdir}$(($i + $nullfs_mounts)) > \ + /dev/null 2>&1 + done + # start your favorite I/O test here + cp -rp /[a-l]* /[n-z]* /mnt & + + # after some number of seconds + sleep 1 + gnop destroy -f /dev/$md.nop + kill $! + + # wait until forcible unmount, may be up to about 30 seconds, + # but typically very quick if I/O is in progress + while (a=`mount | egrep /mnt`) do sleep 1; done + + # first fsck will attempt journal recovery + $fsck -d -y /dev/$md + + # second fsck will do traditional fsck to check for any errors + # from journal recovery + $fsck -d -y /dev/$md + wait +done +mdconfig -d -u ${md#md} +exit 0