svn commit: r312985 - user/pho/stress2/misc

Peter Holm pho at FreeBSD.org
Mon Jan 30 11:46:08 UTC 2017


Author: pho
Date: Mon Jan 30 11:46:06 2017
New Revision: 312985
URL: https://svnweb.freebsd.org/changeset/base/312985

Log:
  Added a regression test.
  
  PR:		216380
  Sponsored by:	Dell EMC Isilon

Added:
  user/pho/stress2/misc/rename13.sh   (contents, props changed)

Added: user/pho/stress2/misc/rename13.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/rename13.sh	Mon Jan 30 11:46:06 2017	(r312985)
@@ -0,0 +1,62 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2017 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.
+#
+# $FreeBSD$
+#
+
+# Regression test for crossmp scenario:
+# Bug 216380 - mv /[dir == mountpoint] causes kernel panic
+# "panic: No vop_rename(0xfffff80033049000, 0xfffffe104d1e48a8)" seen.
+# Fixed by r312645.
+
+# Test scenario by: fnacl at protonmail.com
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+mount | grep -q "on $mntpoint " && umount -f $mntpoint
+[ -c /dev/md$mdstart ] &&  mdconfig -d -u $mdstart
+
+mdconfig -a -t swap -s 512m -u $mdstart || exit 1
+bsdlabel -w md$mdstart auto
+newfs $newfs_flags md${mdstart}$part > /dev/null
+mount /dev/md${mdstart}$part $mntpoint
+
+s=0
+to=/tmp/rename13.dir
+mkdir $to
+mv $mntpoint $to 2>/dev/null && s=1
+
+for i in `jot 10`; do
+	mount | grep -q "on $mntpoint " || break
+	umount $mntpoint || sleep 1
+done
+mount | grep -q "on $mntpoint " && { s=2; umount -f $mntpoint; }
+mdconfig -d -u $mdstart
+rm -rf $to
+exit $s


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