From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp2120.oracle.com ([141.146.126.78]:36084 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726549AbeJaC6P (ORCPT ); Tue, 30 Oct 2018 22:58:15 -0400 Subject: [PATCH 3/3] xfs: fuzz directories containing single leafn blocks From: "Darrick J. Wong" Date: Tue, 30 Oct 2018 11:03:41 -0700 Message-ID: <154092262132.14882.9439371379100909096.stgit@magnolia> In-Reply-To: <154092260885.14882.10714249211090490549.stgit@magnolia> References: <154092260885.14882.10714249211090490549.stgit@magnolia> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: guaneryu@gmail.com, darrick.wong@oracle.com Cc: linux-xfs@vger.kernel.org, fstests@vger.kernel.org From: Darrick J. Wong Test scrub, repair, and metadata verifiers on directories containing fuzzed single-leafn blocks. Signed-off-by: Darrick J. Wong --- tests/xfs/1422 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/xfs/1422.out | 5 +++++ tests/xfs/1423 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/xfs/1423.out | 5 +++++ tests/xfs/1424 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/xfs/1424.out | 5 +++++ tests/xfs/group | 3 +++ 7 files changed, 174 insertions(+) create mode 100755 tests/xfs/1422 create mode 100644 tests/xfs/1422.out create mode 100755 tests/xfs/1423 create mode 100644 tests/xfs/1423.out create mode 100755 tests/xfs/1424 create mode 100644 tests/xfs/1424.out diff --git a/tests/xfs/1422 b/tests/xfs/1422 new file mode 100755 index 00000000..cd2cbc2a --- /dev/null +++ b/tests/xfs/1422 @@ -0,0 +1,52 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2018 Oracle, Inc. All Rights Reserved. +# +# FS QA Test No. 1422 +# +# Populate a XFS filesystem and fuzz every single-leafn-format dir block field. +# Use xfs_repair to fix the corruption. +# +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 7 15 + +_cleanup() +{ + cd / + rm -rf $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/populate +. ./common/fuzzy + +# real QA test starts here +_supported_os Linux +_supported_fs xfs +_require_scratch_xfs_fuzz_fields + +echo "Format and populate" +_scratch_populate_cached nofill > $seqres.full 2>&1 + +echo "Find single-leafn-format dir block" +_scratch_mount +inum=$(stat -c '%i' $SCRATCH_MNT/S_IFDIR.FMT_LEAFN) +blk_sz=$(_get_block_size $SCRATCH_MNT) +_scratch_unmount + +leaf_offset=$(( (2 ** 35) / blk_sz )) +echo "Fuzz single-leafn-format dir block" +_scratch_xfs_fuzz_metadata '' 'offline' "inode ${inum}" "dblock ${leaf_offset}" >> $seqres.full +echo "Done fuzzing single-leafn-format dir block" + +# success, all done +status=0 +exit diff --git a/tests/xfs/1422.out b/tests/xfs/1422.out new file mode 100644 index 00000000..76cb50a5 --- /dev/null +++ b/tests/xfs/1422.out @@ -0,0 +1,5 @@ +QA output created by 1422 +Format and populate +Find single-leafn-format dir block +Fuzz single-leafn-format dir block +Done fuzzing single-leafn-format dir block diff --git a/tests/xfs/1423 b/tests/xfs/1423 new file mode 100755 index 00000000..3220264f --- /dev/null +++ b/tests/xfs/1423 @@ -0,0 +1,52 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2018 Oracle, Inc. All Rights Reserved. +# +# FS QA Test No. 1423 +# +# Populate a XFS filesystem and fuzz every single-leafn-format dir block field. +# Use xfs_scrub to fix the corruption. +# +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 7 15 + +_cleanup() +{ + cd / + rm -rf $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/populate +. ./common/fuzzy + +# real QA test starts here +_supported_os Linux +_supported_fs xfs +_require_scratch_xfs_fuzz_fields + +echo "Format and populate" +_scratch_populate_cached nofill > $seqres.full 2>&1 + +echo "Find single-leafn-format dir block" +_scratch_mount +inum=$(stat -c '%i' $SCRATCH_MNT/S_IFDIR.FMT_LEAFN) +blk_sz=$(_get_block_size $SCRATCH_MNT) +_scratch_unmount + +leaf_offset=$(( (2 ** 35) / blk_sz )) +echo "Fuzz single-leafn-format dir block" +_scratch_xfs_fuzz_metadata '' 'online' "inode ${inum}" "dblock ${leaf_offset}" >> $seqres.full +echo "Done fuzzing single-leafn-format dir block" + +# success, all done +status=0 +exit diff --git a/tests/xfs/1423.out b/tests/xfs/1423.out new file mode 100644 index 00000000..bca6d99d --- /dev/null +++ b/tests/xfs/1423.out @@ -0,0 +1,5 @@ +QA output created by 1423 +Format and populate +Find single-leafn-format dir block +Fuzz single-leafn-format dir block +Done fuzzing single-leafn-format dir block diff --git a/tests/xfs/1424 b/tests/xfs/1424 new file mode 100755 index 00000000..c8666f5d --- /dev/null +++ b/tests/xfs/1424 @@ -0,0 +1,52 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2018 Oracle, Inc. All Rights Reserved. +# +# FS QA Test No. 1424 +# +# Populate a XFS filesystem and fuzz every single-leafn-format dir block field. +# Do not fix the filesystem, to test metadata verifiers. +# +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 7 15 + +_cleanup() +{ + cd / + rm -rf $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/populate +. ./common/fuzzy + +# real QA test starts here +_supported_os Linux +_supported_fs xfs +_require_scratch_xfs_fuzz_fields + +echo "Format and populate" +_scratch_populate_cached nofill > $seqres.full 2>&1 + +echo "Find single-leafn-format dir block" +_scratch_mount +inum=$(stat -c '%i' $SCRATCH_MNT/S_IFDIR.FMT_LEAFN) +blk_sz=$(_get_block_size $SCRATCH_MNT) +_scratch_unmount + +leaf_offset=$(( (2 ** 35) / blk_sz )) +echo "Fuzz single-leafn-format dir block" +_scratch_xfs_fuzz_metadata '' 'none' "inode ${inum}" "dblock ${leaf_offset}" >> $seqres.full +echo "Done fuzzing single-leafn-format dir block" + +# success, all done +status=0 +exit diff --git a/tests/xfs/1424.out b/tests/xfs/1424.out new file mode 100644 index 00000000..50d09f48 --- /dev/null +++ b/tests/xfs/1424.out @@ -0,0 +1,5 @@ +QA output created by 1424 +Format and populate +Find single-leafn-format dir block +Fuzz single-leafn-format dir block +Done fuzzing single-leafn-format dir block diff --git a/tests/xfs/group b/tests/xfs/group index 4b0552b9..b3afe31a 100644 --- a/tests/xfs/group +++ b/tests/xfs/group @@ -493,3 +493,6 @@ 493 auto quick fuzz 734 auto quick 1421 auto quick repair +1422 dangerous_fuzzers dangerous_scrub dangerous_repair +1423 dangerous_fuzzers dangerous_scrub dangerous_online_repair +1424 dangerous_fuzzers dangerous_norepair