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 <jmaggard@xxxxxxxxxxx> --- 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 -- 2.6.1 -- To unsubscribe from this list: send the line "unsubscribe fstests" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html