fuzzy: fuzz test key/pointers of inode btrees

Test what happens when we fuzz the key/pointer blocks (aka the interior
nodes) of the inode btree.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Zorro Lang <zlang@redhat.com>
Signed-off-by: Zorro Lang <zlang@kernel.org>

diff --git a/tests/xfs/785 b/tests/xfs/785
new file mode 100755 (executable)
index 0000000..577ef77
--- /dev/null
+++ b/tests/xfs/785
@@ -0,0 +1,36 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2022 Oracle, Inc.  All Rights Reserved.
+#
+# FS QA Test No. 785
+#
+# Populate a XFS filesystem and fuzz every inobt key/pointer field.
+# Use xfs_repair to fix the corruption.
+#
+. ./common/preamble
+_begin_fstest dangerous_fuzzers dangerous_scrub dangerous_repair
+
+_register_cleanup "_cleanup" BUS
+
+# Import common functions.
+. ./common/filter
+. ./common/populate
+. ./common/fuzzy
+
+# real QA test starts here
+_supported_fs xfs
+_require_scratch_xfs_fuzz_fields
+
+echo "Format and populate"
+_scratch_populate_cached nofill > $seqres.full 2>&1
+
+path="$(_scratch_xfs_find_agbtree_height 'ino' 2)" || \
+       _fail "could not find two-level inobt"
+
+echo "Fuzz inobt"
+_scratch_xfs_fuzz_metadata '' 'offline'  "$path" 'addr root' >> $seqres.full
+echo "Done fuzzing inobt"
+
+# success, all done
+status=0
+exit

diff --git a/tests/xfs/785.out b/tests/xfs/785.out
new file mode 100644 (file)
index 0000000..f5cdc6b
--- /dev/null
+++ b/tests/xfs/785.out
@@ -0,0 +1,4 @@
+QA output created by 785
+Format and populate
+Fuzz inobt
+Done fuzzing inobt

diff --git a/tests/xfs/786 b/tests/xfs/786
new file mode 100755 (executable)
index 0000000..73b161d
--- /dev/null
+++ b/tests/xfs/786
@@ -0,0 +1,36 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2022 Oracle, Inc.  All Rights Reserved.
+#
+# FS QA Test No. 786
+#
+# Populate a XFS filesystem and fuzz every inobt key/pointer field.
+# Use xfs_scrub to fix the corruption.
+#
+. ./common/preamble
+_begin_fstest dangerous_fuzzers dangerous_scrub dangerous_online_repair
+
+_register_cleanup "_cleanup" BUS
+
+# Import common functions.
+. ./common/filter
+. ./common/populate
+. ./common/fuzzy
+
+# real QA test starts here
+_supported_fs xfs
+_require_scratch_xfs_fuzz_fields
+
+echo "Format and populate"
+_scratch_populate_cached nofill > $seqres.full 2>&1
+
+path="$(_scratch_xfs_find_agbtree_height 'ino' 2)" || \
+       _fail "could not find two-level inobt"
+
+echo "Fuzz inobt"
+_scratch_xfs_fuzz_metadata '' 'online'  "$path" 'addr root' >> $seqres.full
+echo "Done fuzzing inobt"
+
+# success, all done
+status=0
+exit

diff --git a/tests/xfs/786.out b/tests/xfs/786.out
new file mode 100644 (file)
index 0000000..bca4046
--- /dev/null
+++ b/tests/xfs/786.out
@@ -0,0 +1,4 @@
+QA output created by 786
+Format and populate
+Fuzz inobt
+Done fuzzing inobt

diff --git a/tests/xfs/787 b/tests/xfs/787
new file mode 100755 (executable)
index 0000000..7477c50
--- /dev/null
+++ b/tests/xfs/787
@@ -0,0 +1,38 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0-or-later
+# Copyright (c) 2022 Oracle.  All Rights Reserved.
+#
+# FS QA Test No. 787
+#
+# Populate a XFS filesystem and fuzz every inobt key/pointer field.
+# Try online repair and, if necessary, offline repair,
+# to test the most likely usage pattern.
+
+. ./common/preamble
+_begin_fstest dangerous_fuzzers dangerous_bothrepair
+
+_register_cleanup "_cleanup" BUS
+
+# Import common functions.
+. ./common/filter
+. ./common/populate
+. ./common/fuzzy
+
+# real QA test starts here
+_supported_fs xfs
+_require_scratch_xfs_fuzz_fields
+_disable_dmesg_check
+
+echo "Format and populate"
+_scratch_populate_cached nofill > $seqres.full 2>&1
+
+path="$(_scratch_xfs_find_agbtree_height 'ino' 2)" || \
+       _fail "could not find two-level inobt"
+
+echo "Fuzz inobt"
+_scratch_xfs_fuzz_metadata '' 'both'  "$path" 'addr root' >> $seqres.full
+echo "Done fuzzing inobt"
+
+# success, all done
+status=0
+exit

diff --git a/tests/xfs/787.out b/tests/xfs/787.out
new file mode 100755 (executable)
index 0000000..39bd7c2
--- /dev/null
+++ b/tests/xfs/787.out
@@ -0,0 +1,4 @@
+QA output created by 787
+Format and populate
+Fuzz inobt
+Done fuzzing inobt

diff --git a/tests/xfs/788 b/tests/xfs/788
new file mode 100755 (executable)
index 0000000..c2c54cd
--- /dev/null
+++ b/tests/xfs/788
@@ -0,0 +1,37 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2022 Oracle, Inc.  All rights reserved.
+#
+# FS QA Test No. 788
+#
+# Populate a XFS filesystem and fuzz every inobt key/pointer field.
+# Do not fix the filesystem, to test metadata verifiers.
+
+. ./common/preamble
+_begin_fstest dangerous_fuzzers dangerous_norepair
+
+_register_cleanup "_cleanup" BUS
+
+# Import common functions.
+. ./common/filter
+. ./common/populate
+. ./common/fuzzy
+
+# real QA test starts here
+_supported_fs xfs
+_require_scratch_xfs_fuzz_fields
+_disable_dmesg_check
+
+echo "Format and populate"
+_scratch_populate_cached nofill > $seqres.full 2>&1
+
+path="$(_scratch_xfs_find_agbtree_height 'ino' 2)" || \
+       _fail "could not find two-level inobt"
+
+echo "Fuzz inobt"
+_scratch_xfs_fuzz_metadata '' 'none'  "$path" 'addr root' >> $seqres.full
+echo "Done fuzzing inobt"
+
+# success, all done
+status=0
+exit

diff --git a/tests/xfs/788.out b/tests/xfs/788.out
new file mode 100644 (file)
index 0000000..5f6414d
--- /dev/null
+++ b/tests/xfs/788.out
@@ -0,0 +1,4 @@
+QA output created by 788
+Format and populate
+Fuzz inobt
+Done fuzzing inobt