2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
7 # Create and populate an ext4 filesystem, corrupt a dirent block, then
8 # see how the kernel and e2fsck deal with it.
11 seqres=$RESULT_DIR/$seq
12 echo "QA output created by $seq"
16 status=1 # failure is the default!
17 trap "_cleanup; exit \$status" 0 1 2 3 15
25 # get standard environment, filters and checks
30 # real QA test starts here
34 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
38 TESTDIR="${SCRATCH_MNT}/scratchdir"
39 TESTFILE="${TESTDIR}/testfile"
41 echo "+ create scratch fs"
42 _scratch_mkfs_ext4 > /dev/null 2>&1
44 echo "+ mount fs image"
47 echo "+ make some files"
48 for x in `seq 1 15`; do
49 mkdir -p "${SCRATCH_MNT}/test/d_${x}"
51 umount "${SCRATCH_MNT}"
54 e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
56 echo "+ corrupt image"
57 debugfs -w -R "zap -f /test 0" "${SCRATCH_DEV}" 2> /dev/null
63 mkdir -p "${SCRATCH_MNT}/test/newdir" 2> /dev/null && _fail "directory should be corrupt"
64 umount "${SCRATCH_MNT}"
67 e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
69 echo "+ mount image (2)"
72 echo "+ modify dirs (2)"
73 mkdir -p "${SCRATCH_MNT}/test/newdir" || _fail "directory should be corrupt"
74 umount "${SCRATCH_MNT}"
77 e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"