# Create and populate an XFS filesystem, corrupt the refcount btree,
# then see how the kernel and xfs_repair deal with it.
#
-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
+. ./common/preamble
+_begin_fstest fuzzers clone
+# Override the default cleanup function.
_cleanup()
{
cd /
#rm -f $tmp.*
}
-# get standard environment, filters and checks
-. ./common/rc
+# Import common functions.
. ./common/filter
. ./common/attr
. ./common/reflink
_scratch_mount
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
agcount="$(_xfs_mount_agcount $SCRATCH_MNT)"
+_xfs_force_bdev data $SCRATCH_MNT
echo "+ make some files"
_pwrite_byte 0x62 0 $((blksz * 64)) "${SCRATCH_MNT}/file0" >> "$seqres.full"
_pwrite_byte 0x61 0 $((blksz * 64)) "${SCRATCH_MNT}/file1" >> "$seqres.full"
_cp_reflink "${SCRATCH_MNT}/file0" "${SCRATCH_MNT}/file2"
_cp_reflink "${SCRATCH_MNT}/file1" "${SCRATCH_MNT}/file3"
-umount "${SCRATCH_MNT}"
+_scratch_unmount
echo "+ check fs"
_scratch_xfs_repair -n >> "$seqres.full" 2>&1 || \
_fail "xfs_repair should not fail"
+echo "+ force log recovery"
+_scratch_mount
+_scratch_xfs_unmount_dirty
+
echo "+ corrupt image"
seq 0 $((agcount - 1)) | while read ag; do
_scratch_xfs_db -x -c "agf ${ag}" -c "agf ${ag}" -c "addr refcntroot" \
echo "+ repair fs"
_disable_dmesg_check
_repair_scratch_fs >> "$seqres.full" 2>&1
-_scratch_xfs_repair >> "$seqres.full" 2>&1
+_repair_scratch_fs >> "$seqres.full" 2>&1
echo "+ mount image (2)"
_scratch_mount