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Date:   Wed, 27 Apr 2022 21:39:08 +0800
From:   kernel test robot <>
To:     Eric Biggers <>
Cc:     0day robot <>, LKML <>,,,,
Subject: [ext4]  d0efba79d4:


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

commit: d0efba79d4632ea80415a586fe13c8a4fc601466 ("[PATCH] ext4: make test_dummy_encryption require the encrypt feature")
patch link:

in testcase: xfstests
version: xfstests-x86_64-46e1b83-1_20220414
with following parameters:

	disk: 4HDD
	fs: ext4
	test: ext4-group-02
	ucode: 0xec

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 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 <>

ext4/053	[failed, exit status 6]- output mismatch (see /lkp/benchmarks/xfstests/results//ext4/053.out.bad)
    --- tests/ext4/053.out	2022-04-14 12:51:49.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//ext4/053.out.bad	2022-04-26 20:41:27.983290543 +0000
    @@ -1,2 +1,8 @@
     QA output created by 053
     Silence is golden.
    +mounting ext3 "test_dummy_encryption" (failed mount) FAILED
    +mounting ext3 "test_dummy_encryption=v1" (failed mount) FAILED
    +mounting ext3 "test_dummy_encryption=v2" (failed mount) FAILED
    +mounting ext4 "test_dummy_encryption" (failed mount) FAILED
    +mounting ext4 "test_dummy_encryption=v1" (failed mount) 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-5.18.0-rc3-00001-gd0efba79d463" of type "text/plain" (166090 bytes)

View attachment "job-script" of type "text/plain" (5791 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (35148 bytes)

View attachment "xfstests" of type "text/plain" (2119 bytes)

View attachment "job.yaml" of type "text/plain" (4672 bytes)

View attachment "reproduce" of type "text/plain" (839 bytes)

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