2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
7 # Regression testcase for d583fb87a3ff0 (ext4 extent corruption)
10 seqres=$RESULT_DIR/$seq
11 echo "QA output created by $seq"
15 status=1 # failure is the default!
16 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
18 # get standard environment, filters and checks
22 # real QA test starts here
26 # this test needs no journal to be loaded, skip on journal related mount
27 # options, otherwise mount would fail with "-o noload" mount option
28 _exclude_scratch_mount_option "data" "commit" "journal_checksum" \
29 "journal_async_commit"
32 _scratch_mkfs_sized $((128 * 1024 * 1024)) >> $seqres.full 2>&1
34 # -onoload and EXT4_SYNC_FL on file is important becase result in
35 # metadata sync writes inside ext4_handle_dirty_metadata()
36 _scratch_mount -onoload
37 touch $SCRATCH_MNT/file
38 $CHATTR_PROG +S $SCRATCH_MNT/file
40 for ((i = 0; i < 21; i++))
42 dd if=/dev/zero of=$SCRATCH_MNT/file bs=4k count=1 seek=$((i*10))
44 # truncate last extent
45 $XFS_IO_PROG -f -c "truncate $((4096*200))" $SCRATCH_MNT/file
47 if ! _scratch_unmount; then
48 echo "failed to umount"
52 echo "Check filesystem"