From patchwork Wed Oct 7 15:08:47 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Justin Maggard X-Patchwork-Id: 7346051 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 593199F1B9 for ; Wed, 7 Oct 2015 15:09:00 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4CD0820376 for ; Wed, 7 Oct 2015 15:08:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4841A20270 for ; Wed, 7 Oct 2015 15:08:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753955AbbJGPIy (ORCPT ); Wed, 7 Oct 2015 11:08:54 -0400 Received: from mail-pa0-f51.google.com ([209.85.220.51]:33292 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753227AbbJGPIx (ORCPT ); Wed, 7 Oct 2015 11:08:53 -0400 Received: by pacex6 with SMTP id ex6so24114423pac.0; Wed, 07 Oct 2015 08:08:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id; bh=J+jHgxsDZYYTb+ZJFAav0eaRXDu+mMmqNQfc/dnisT4=; b=wTwYQrb/hADvVAErvNZ9sQ/juMs8wHhHbfmc5e/E3Pgi1XoNS6ok5JP8rcVfGg71lz SBJCvaRHyZeJn42TN+o0x+ikeL1vSsqniHvJzIiGlF4boj5GI6Ln6XyPfpIP5bvbz+Ua V6cVzyl4WiDCpdNyfUan3QCaDyeMNZIzIPwLpJpfIQd0iRazql74R1sCPPk/57VXpBn8 ze0cshifVHFYqSeb0q2aorEFrEBsU3qoc58ZsDCLR1+dP2wOz8HJ6BfkRYm0mcnI5iF7 SDLoaXDf73DODKRFOYELrFHIWLXQVVKYBE5pBi1npmX/oplEZUs29tuvVWczpWtvT/xy kiAg== X-Received: by 10.68.134.73 with SMTP id pi9mr1665491pbb.55.1444230533000; Wed, 07 Oct 2015 08:08:53 -0700 (PDT) Received: from localhost.localdomain (c-73-202-90-120.hsd1.ca.comcast.net. [73.202.90.120]) by smtp.gmail.com with ESMTPSA id ux7sm40274046pac.10.2015.10.07.08.08.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 07 Oct 2015 08:08:52 -0700 (PDT) From: Justin Maggard X-Google-Original-From: Justin Maggard To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org, Justin Maggard Subject: [PATCH] btrfs: test unmount during quota rescan Date: Wed, 7 Oct 2015 08:08:47 -0700 Message-Id: <1444230527-4639-1-git-send-email-jmaggard@netgear.com> X-Mailer: git-send-email 2.6.1 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This test case tests if we are able to unmount a filesystem while a quota rescan is running. Up to now (4.3-rc4) this would result in a kernel NULL pointer dereference. Signed-off-by: Justin Maggard --- tests/btrfs/104 | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/104.out | 1 + tests/btrfs/group | 1 + 3 files changed, 87 insertions(+) create mode 100755 tests/btrfs/104 create mode 100644 tests/btrfs/104.out diff --git a/tests/btrfs/104 b/tests/btrfs/104 new file mode 100755 index 0000000..7c51298 --- /dev/null +++ b/tests/btrfs/104 @@ -0,0 +1,85 @@ +#! /bin/bash +# FS QA Test No. btrfs/200 +# +# btrfs quota scan/unmount sanity test +# +# +#----------------------------------------------------------------------- +# Copyright (c) 2015 NETGEAR, Inc. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# +#----------------------------------------------------------------------- +# + +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ + +status=1 # failure is the default! + +_cleanup() +{ + cd / + rm -f $tmp.* + $UMOUNT_PROG $loop_mnt >/dev/null 2>&1 + _destroy_loop_device $loop_dev1 + rm -rf $loop_mnt + rm -f $fs_img1 +} + +trap "_cleanup ; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +# real QA test starts here +_supported_fs btrfs +_supported_os Linux +_require_test + +rm -f $seqres.full + +loop_mnt=$TEST_DIR/$seq.$$.mnt +fs_img1=$TEST_DIR/$seq.$$.img1 +mkdir $loop_mnt +$XFS_IO_PROG -f -c "truncate 1G" $fs_img1 >>$seqres.full 2>&1 + +loop_dev1=`_create_loop_device $fs_img1` + +_mkfs_dev $loop_dev1 >>$seqres.full 2>&1 +_mount $loop_dev1 $loop_mnt +for i in 0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p +do + for j in 0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p + do + for k in 0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p + do + for l in 0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p + do + touch $loop_mnt/${i}${j}${k}${l} + done + done + done +done >>$seqres.full 2>&1 +echo 3 > /proc/sys/vm/drop_caches +$BTRFS_UTIL_PROG quota enable $loop_mnt +$UMOUNT_PROG $loop_mnt + +status=0 +exit diff --git a/tests/btrfs/104.out b/tests/btrfs/104.out new file mode 100644 index 0000000..1ed84bc --- /dev/null +++ b/tests/btrfs/104.out @@ -0,0 +1 @@ +QA output created by 104 diff --git a/tests/btrfs/group b/tests/btrfs/group index e92a65a..6218adf 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -106,3 +106,4 @@ 101 auto quick replace 102 auto quick metadata enospc 103 auto quick clone compress +104 auto qgroup