2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2014 Red Hat, Inc. All Rights Reserved.
7 # Test that a bad crc on a primary V5 superblock will fail the mount
9 # 10e6e65 xfs: be more forgiving of a v4 secondary sb w/ junk in v5 fields
10 # inadvertently caused primary SB CRC failures to not error out, this
11 # is a regression test for that fix.
14 seqres=$RESULT_DIR/$seq
15 echo "QA output created by $seq"
19 status=1 # failure is the default!
20 trap "_cleanup; exit \$status" 0 1 2 3 15
28 # get standard environment, filters and checks
32 # Modify as appropriate.
35 _require_scratch_nocheck
40 _scratch_mkfs_xfs -m crc=1 >> $seqres.full 2>&1 || _fail "mkfs failed"
42 # Zap the crc. xfs_db updates the CRC post-write, so poke it directly
43 $XFS_IO_PROG -c "pwrite 224 4" -c fsync $SCRATCH_DEV | _filter_xfs_io
45 # should FAIL, the crc is bad; golden output contains mount failure
46 _try_scratch_mount 2>&1 | _filter_error_mount