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Date:   Mon, 10 Oct 2022 15:30:14 +0800
From:   kernel test robot <>
To:     Jeff Layton <>
CC:     <>, <>, Theodore Ts'o <>,
        "Dave Chinner" <>,
        Benjamin Coddington <>,
        Christoph Hellwig <>,
        "Darrick J. Wong" <>,
        Lukas Czerner <>,
        Christian Brauner <>,
        Jan Kara <>, <>,
Subject: [ext4]  1ff2030739:

(please be noted that we reported
    "[ext4]  d1fc487ddf:"
when this commit was still on iversion
now we noticed this commit was merged into mainline with some difference,
but we still observed similar issue.
so report again FYI)


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

commit: 1ff20307393e17dc57fde62226df625a3a3c36e9 ("ext4: unconditionally enable the i_version counter") master

in testcase: xfstests
version: xfstests-x86_64-5a5e419-1_20220927
with following parameters:

	disk: 4HDD
	fs: ext2
	test: ext4-group-02

test-description: xfstests is a regression test suite for xfs and other files ystems.
test-url: git://

on test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz (Skylake) with 32G 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 <>
| Link:

ext4/053       [failed, exit status 2]- output mismatch (see /lkp/benchmarks/xfstests/results//ext4/053.out.bad)
    --- tests/ext4/053.out	2022-09-27 02:20:22.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//ext4/053.out.bad	2022-10-08 17:54:58.396500627 +0000
    @@ -1,2 +1,4 @@
     QA output created by 053
     Silence is golden.
    +mounting ext3 "i_version" checking "i_version" (not found) FAILED
    +mounting ext4 "i_version" checking "i_version" (not found) FAILED
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/ext4/053.out /lkp/benchmarks/xfstests/results//ext4/053.out.bad'  to see the entire diff)

To reproduce:

        git clone
        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

View attachment "config-6.0.0-rc4-00023-g1ff20307393e" of type "text/plain" (168354 bytes)

View attachment "job-script" of type "text/plain" (5623 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (34408 bytes)

View attachment "xfstests" of type "text/plain" (2709 bytes)

View attachment "job.yaml" of type "text/plain" (4670 bytes)

View attachment "reproduce" of type "text/plain" (853 bytes)

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