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 _begin_fstest auto rw quick
12 # Import common functions.
15 # real QA test starts here
18 # this test needs no journal to be loaded, skip on journal related mount
19 # options, otherwise mount would fail with "-o noload" mount option
20 _exclude_scratch_mount_option "data" "commit" "journal_checksum" \
21 "journal_async_commit"
23 _scratch_mkfs_sized $((128 * 1024 * 1024)) >> $seqres.full 2>&1
25 # -onoload and EXT4_SYNC_FL on file is important becase result in
26 # metadata sync writes inside ext4_handle_dirty_metadata()
27 _scratch_mount -onoload
28 touch $SCRATCH_MNT/file
29 $CHATTR_PROG +S $SCRATCH_MNT/file
31 for ((i = 0; i < 21; i++))
33 dd if=/dev/zero of=$SCRATCH_MNT/file bs=4k count=1 seek=$((i*10))
35 # truncate last extent
36 $XFS_IO_PROG -f -c "truncate $((4096*200))" $SCRATCH_MNT/file
38 if ! _scratch_unmount; then
39 echo "failed to umount"
43 echo "Check filesystem"