From owner-svn-src-user@freebsd.org Fri Jan 12 09:59:10 2018 Return-Path: Delivered-To: svn-src-user@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 31FADE7ED4F for ; Fri, 12 Jan 2018 09:59:10 +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 TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id E6FCE811D1; Fri, 12 Jan 2018 09:59:09 +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 2B8A5221B4; Fri, 12 Jan 2018 09:59:09 +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 w0C9x8OL053477; Fri, 12 Jan 2018 09:59:08 GMT (envelope-from pho@FreeBSD.org) Received: (from pho@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w0C9x8EW053476; Fri, 12 Jan 2018 09:59:08 GMT (envelope-from pho@FreeBSD.org) Message-Id: <201801120959.w0C9x8EW053476@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pho set sender to pho@FreeBSD.org using -f From: Peter Holm Date: Fri, 12 Jan 2018 09:59:08 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r327868 - 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: 327868 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: 2.1.25 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, 12 Jan 2018 09:59:10 -0000 Author: pho Date: Fri Jan 12 09:59:08 2018 New Revision: 327868 URL: https://svnweb.freebsd.org/changeset/base/327868 Log: Added a regression test. Sponsored by: Dell EMC Isilon Added: user/pho/stress2/misc/symlink4.sh (contents, props changed) Added: user/pho/stress2/misc/symlink4.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/symlink4.sh Fri Jan 12 09:59:08 2018 (r327868) @@ -0,0 +1,127 @@ +#!/bin/sh + +# +# Copyright (c) 2018 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. +# +# $FreeBSD$ +# + +# Testing with links longer than 120 characters, which is not stored in the +# inode but will be placed in its own data fragment. + +# "panic: softdep_deallocate_dependencies: dangling deps" seen with SU: +# https://people.freebsd.org/~pho/stress/log/symlink4.txt +# Fixed by r327821 + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +. ../default.cfg + +dir=/tmp +odir=`pwd` +cd $dir +sed '1,/^EOF/d' < $odir/$0 > $dir/symlink4.c +mycc -o symlink4 -Wall -Wextra -O0 -g symlink4.c || exit 1 +rm -f symlink4.c +cd $odir + +set -e +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 $mdstart +bsdlabel -w md$mdstart auto +newfs $newfs_flags md${mdstart}$part > /dev/null +mount /dev/md${mdstart}$part $mntpoint +set +e + +cd $mntpoint +i=`df -ik $mntpoint | tail -1 | awk '{printf "%d\n", ($7 - 500)/2}'` +/tmp/symlink4 $i +s=$? +[ -f symlink4.core -a $s -eq 0 ] && + { ls -l symlink4.core; mv symlink4.core /tmp; s=1; } +cd $odir + +for i in `jot 6`; do + mount | grep -q "on $mntpoint " || break + umount $mntpoint && break || sleep 10 +done +[ $i -eq 6 ] && exit 1 +mdconfig -d -u $mdstart +rm -rf $dir/symlink4 +exit $s + +EOF +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +int +main(int argc, char **argv) +{ + int64_t size; + pid_t pid; + int i, j; + char file[128], link[256]; + + if (argc != 2) + errx(1, "Usage: %s ", argv[0]); + size = atol(argv[1]); + strcpy(link, "/mnt/not/there/"); + for (i = 15; i < 200; i++) + link[i] = '1'; + link[++i] = 0; + + pid = getpid(); + for (j = 0; j < size; j++) { + sprintf(file,"p%05d.%05d", pid, j); + if (symlink(link, file) == -1) { + if (errno != EINTR) { + warn("symlink(%s, %s)", link, file); + printf("break out at %d, errno %d\n", j, + errno); + break; + } + } + } + + for (i = --j; i >= 0; i--) { + sprintf(file,"p%05d.%05d", pid, i); + if (unlink(file) == -1) + err(3, "unlink(%s)", file); + + } + return (0); +}