lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 13 Jul 2022 17:28:59 +0800 From: Sun Ke <sunke32@...wei.com> To: <fstests@...r.kernel.org> CC: <zlang@...nel.org>, <linux-ext4@...r.kernel.org>, <sunke32@...wei.com> Subject: [PATCH v3 2/2] ext4: set 256 blocks in a block group then apply io pressure Set 256 blocks in a block group, then inject I/O pressure, it will trigger off kernel BUG in ext4_mb_mark_diskspace_used. Regression test for commit a08f789d2ab5 ext4: fix bug_on ext4_mb_use_inode_pa. Signed-off-by: Sun Ke <sunke32@...wei.com> --- tests/ext4/058 | 33 +++++++++++++++++++++++++++++++++ tests/ext4/058.out | 2 ++ 2 files changed, 35 insertions(+) create mode 100755 tests/ext4/058 create mode 100644 tests/ext4/058.out diff --git a/tests/ext4/058 b/tests/ext4/058 new file mode 100755 index 00000000..ddc96f30 --- /dev/null +++ b/tests/ext4/058 @@ -0,0 +1,33 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2022 HUAWEI. All Rights Reserved. +# +# FS QA Test 058 +# +# Set 256 blocks in a block group, then inject I/O pressure, +# it will trigger off kernel BUG in ext4_mb_mark_diskspace_used +# +# Regression test for commit +# a08f789d2ab5 ext4: fix bug_on ext4_mb_use_inode_pa +# +. ./common/preamble +_begin_fstest auto quick + +# real QA test starts here + +_supported_fs ext4 +_fixed_by_kernel_commit a08f789d2ab5 \ + "ext4: fix bug_on ext4_mb_use_inode_pa" +_require_scratch + +# set 256 blocks in a block group +_scratch_mkfs -g 256 >> $seqres.full 2>&1 || _fail "mkfs failed" +_scratch_mount + +$FSSTRESS_PROG -d $SCRATCH_MNT/stress -n 1000 >> $seqres.full 2>&1 + +echo "Silence is golden" + +# success, all done +status=0 +exit diff --git a/tests/ext4/058.out b/tests/ext4/058.out new file mode 100644 index 00000000..fb5ca60b --- /dev/null +++ b/tests/ext4/058.out @@ -0,0 +1,2 @@ +QA output created by 058 +Silence is golden -- 2.13.6
Powered by blists - more mailing lists