--- /dev/null
+#! /bin/bash
+# FSQA Test No. 481
+#
+# Reproduce a regression of btrfs that leads to -EEXIST on creating new files
+# after log replay.
+#
+# The kernel fix is
+# Btrfs: fix unexpected -EEXIST when creating new inode
+#
+#-----------------------------------------------------------------------
+#
+# Copyright (C) 2018 Oracle. All Rights Reserved.
+# Author: Bo Liu <bo.li.liu@oracle.com>
+#
+# 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"
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ _cleanup_flakey
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/dmflakey
+
+# real QA test starts here
+_supported_fs generic
+_supported_os Linux
+_require_scratch
+_require_dm_target flakey
+
+rm -f $seqres.full
+
+_scratch_mkfs >>$seqres.full 2>&1
+_require_metadata_journaling $SCRATCH_DEV
+_init_flakey
+_mount_flakey
+
+# create a file and keep it in write ahead log
+$XFS_IO_PROG -f -c "fsync" $SCRATCH_MNT/foo
+
+# fail this filesystem so that remount can replay the write ahead log
+_flakey_drop_and_remount
+
+# see if we can create a new file successfully
+touch $SCRATCH_MNT/bar
+
+_unmount_flakey
+
+echo "Silence is golden"
+
+status=0
+exit