xfs used to panic in this test, this xfs commit fix the bug
8d6c121 xfs: fix buffer use after free on IO error
ext4 and btrfs trigger WARNING on current 4.0-rc3 kernel
Signed-off-by: Eryu Guan <eguan@xxxxxxxxxx>
---
common/config | 1 +
tests/generic/081 | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++
tests/generic/081.out | 2 ++
tests/generic/group | 1 +
4 files changed, 83 insertions(+)
create mode 100755 tests/generic/081
create mode 100644 tests/generic/081.out
diff --git a/common/config b/common/config
index e5c3579..3732287 100644
--- a/common/config
+++ b/common/config
@@ -190,6 +190,7 @@ export DMSETUP_PROG="`set_prog_path dmsetup`"
export WIPEFS_PROG="`set_prog_path wipefs`"
export DUMP_PROG="`set_prog_path dump`"
export RESTORE_PROG="`set_prog_path restore`"
+export LVM_PROG="`set_prog_path lvm`"
# Generate a comparable xfsprogs version number in the form of
# major * 10000 + minor * 100 + release
diff --git a/tests/generic/081 b/tests/generic/081
new file mode 100755
index 0000000..476bfb9
--- /dev/null
+++ b/tests/generic/081
@@ -0,0 +1,79 @@
+#! /bin/bash
+# FS QA Test No. 081
+#
+# Test I/O error path by fully filling an dm snapshot.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2015 Red Hat 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!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+ # lvm may have umounted it on I/O error, but in case it does not
+ $UMOUNT_PROG $mnt >/dev/null 2>&1
+ $LVM_PROG vgremove -f $vgname >>$seqres.full 2>&1
+ $LVM_PROG pvremove -f $SCRATCH_DEV >>$seqres.full 2>&1
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs generic
+_supported_os Linux
+_require_test
+_require_scratch_nocheck
+_require_block_device $SCRATCH_DEV
+_require_command $LVM_PROG lvm
+
+echo "Silence is golden"
+rm -f $seqres.full
+
+vgname=vg_$seq
+lvname=base_$seq
+snapname=snap_$seq
+mnt=$TEST_DIR/mnt_$seq
+mkdir -p $mnt
+
+$LVM_PROG vgcreate -f $vgname $SCRATCH_DEV >>$seqres.full 2>&1
+$LVM_PROG lvcreate --yes -L 256M -n $lvname $vgname >>$seqres.full 2>&1
+
+_mkfs_dev /dev/mapper/$vgname-$lvname
+
+# create a 4M snapshot
+$LVM_PROG lvcreate -s -L 4M -n $snapname $vgname/$lvname >>$seqres.full 2>&1
+
+_mount /dev/mapper/$vgname-$snapname $mnt
+
+# write 5M data to the snapshot
+$XFS_IO_PROG -fc "pwrite 0 5m" $mnt/testfile >>$seqres.full 2>&1
+
+# _check_dmesg will check for WARNINGs/BUGs in dmesg
+status=0
+exit
diff --git a/tests/generic/081.out b/tests/generic/081.out
new file mode 100644
index 0000000..663a886
--- /dev/null
+++ b/tests/generic/081.out
@@ -0,0 +1,2 @@
+QA output created by 081
+Silence is golden
diff --git a/tests/generic/group b/tests/generic/group
index cf7408c..f5ebe48 100644
--- a/tests/generic/group
+++ b/tests/generic/group
@@ -83,6 +83,7 @@
078 auto quick metadata
079 acl attr ioctl metadata auto quick
080 auto freeze mount
+081 auto quick
083 rw auto enospc stress
088 perms auto quick
089 metadata auto
--
2.1.0
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