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Date:   Wed, 21 Sep 2022 14:39:33 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Jan Kara <jack@...e.cz>
CC:     <lkp@...ts.01.org>, <lkp@...el.com>, <linux-ext4@...r.kernel.org>,
        "Jan Kara" <jack@...e.cz>,
        <syzbot+0f2f7e65a3007d39539f@...kaller.appspotmail.com>
Subject: [ext2]  16339bc257: xfstests.generic.226.fail


Greeting,

FYI, we noticed the following commit (built with gcc-11):

commit: 16339bc25762eb9ce9b75035ed5beea2693db094 ("[PATCH 1/2] ext2: Add sanity checks for group and filesystem size")
url: https://github.com/intel-lab-lkp/linux/commits/Jan-Kara/ext2-Handle-corrupted-sb-better/20220914-234926
base: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git 3245cb65fd91cd514801bf91f5a3066d562f0ac4
patch link: https://lore.kernel.org/linux-ext4/20220914154728.20280-1-jack@suse.cz

in testcase: xfstests
version: xfstests-x86_64-c1144bf-1_20220906
with following parameters:

	disk: 4HDD
	fs: ext2
	test: generic-group-11

test-description: xfstests is a regression test suite for xfs and other files ystems.
test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git


on test machine: 4 threads 1 sockets Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz (Ivy Bridge) with 8G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):




If you fix the issue, kindly add following tag
| Reported-by: kernel test robot <oliver.sang@...el.com>
| Link: https://lore.kernel.org/r/202209211409.b5a8bd8a-oliver.sang@intel.com


generic/226       [failed, exit status 1]- output mismatch (see /lkp/benchmarks/xfstests/results//generic/226.out.bad)
    --- tests/generic/226.out	2022-09-06 02:42:28.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//generic/226.out.bad	2022-09-20 17:31:28.750779050 +0000
    @@ -1,6 +1,5 @@
     QA output created by 226
     --> mkfs 256m filesystem
    ---> 16 buffered 64m writes in a loop
    -1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 
    ---> 16 direct 64m writes in a loop
    -1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 
    +mount: /fs/scratch: wrong fs type, bad option, bad superblock on /dev/sda4, missing codepage or helper program, or other error.
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/generic/226.out /lkp/benchmarks/xfstests/results//generic/226.out.bad'  to see the entire diff)


To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        sudo bin/lkp install job.yaml           # job file is attached in this email
        bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
        sudo bin/lkp run generated-yaml-file

        # if come across any failure that blocks the test,
        # please remove ~/.lkp and /lkp dir to run from a clean state.



-- 
0-DAY CI Kernel Test Service
https://01.org/lkp



View attachment "config-6.0.0-rc5-00026-g16339bc25762" of type "text/plain" (167498 bytes)

View attachment "job-script" of type "text/plain" (6164 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (1792 bytes)

View attachment "xfstests" of type "text/plain" (3579 bytes)

View attachment "job.yaml" of type "text/plain" (5012 bytes)

View attachment "reproduce" of type "text/plain" (943 bytes)

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