linux-kernel - [btrfs] c28ea613fa: xfstests.generic.091.fail

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Date:   Mon, 8 Mar 2021 16:06:08 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Qu Wenruo <wqu@...e.com>
Cc:     David Sterba <dsterba@...e.com>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
        lkp@...el.com, linux-btrfs@...r.kernel.org
Subject: [btrfs]  c28ea613fa: xfstests.generic.091.fail


Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: c28ea613fafad910d08f67efe76ae552b1434e44 ("btrfs: subpage: fix the false data csum mismatch error")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master


in testcase: xfstests
version: xfstests-x86_64-73c0871-1_20210114
with following parameters:

	disk: 4HDD
	fs: btrfs
	test: generic-group-04
	ucode: 0x21

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: 8 threads Intel(R) Core(TM) i7-3770K CPU @ 3.50GHz with 16G 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>

2021-03-07 19:44:01 export TEST_DIR=/fs/sdb1
2021-03-07 19:44:01 export TEST_DEV=/dev/sdb1
2021-03-07 19:44:01 export FSTYP=btrfs
2021-03-07 19:44:01 export SCRATCH_MNT=/fs/scratch
2021-03-07 19:44:01 mkdir /fs/scratch -p
2021-03-07 19:44:01 export SCRATCH_DEV_POOL="/dev/sdb2 /dev/sdb3 /dev/sdb4"
2021-03-07 19:44:01 sed "s:^:generic/:" //lkp/benchmarks/xfstests/tests/generic-group-04
2021-03-07 19:44:01 ./check generic/080 generic/081 generic/082 generic/083 generic/084 generic/085 generic/086 generic/087 generic/088 generic/089 generic/090 generic/091 generic/092 generic/093 generic/094 generic/095 generic/096 generic/097 generic/098 generic/099
FSTYP         -- btrfs
PLATFORM      -- Linux/x86_64 lkp-ivb-d01 5.11.0-rc7-gc28ea613fafa #1 SMP Sun Mar 7 17:11:13 CST 2021
MKFS_OPTIONS  -- /dev/sdb2
MOUNT_OPTIONS -- /dev/sdb2 /fs/scratch

generic/080	 2s
generic/081	 1s
generic/082	[not run] disk quotas not supported by this filesystem type: btrfs
generic/083	 62s
generic/084	 6s
generic/085	 6s
generic/086	 0s
generic/087	 1s
generic/088	 0s
generic/089	 5s
generic/090	 1s
generic/091	[failed, exit status 1]- output mismatch (see /lkp/benchmarks/xfstests/results//generic/091.out.bad)
    --- tests/generic/091.out	2021-01-14 07:40:58.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//generic/091.out.bad	2021-03-07 19:45:28.574651638 +0000
    @@ -1,7 +1,3132 @@
     QA output created by 091
     fsx -N 10000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
    -fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
    -fsx -N 10000 -o 32768 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
    -fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
    -fsx -N 10000 -o 32768 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
    -fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -W
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/generic/091.out /lkp/benchmarks/xfstests/results//generic/091.out.bad'  to see the entire diff)
generic/092	 1s
generic/093	 1s
generic/094	 13s
generic/095	 5s
generic/096	 1s
generic/097	 1s
generic/098	 1s
generic/099	 0s
Ran: generic/080 generic/081 generic/082 generic/083 generic/084 generic/085 generic/086 generic/087 generic/088 generic/089 generic/090 generic/091 generic/092 generic/093 generic/094 generic/095 generic/096 generic/097 generic/098 generic/099
Not run: generic/082
Failures: generic/091
Failed 1 of 20 tests




To reproduce:

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



---
0DAY/LKP+ Test Infrastructure                   Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org       Intel Corporation

Thanks,
Oliver Sang


View attachment "config-5.11.0-rc7-gc28ea613fafa" of type "text/plain" (172449 bytes)

View attachment "job-script" of type "text/plain" (5676 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (6392 bytes)

View attachment "xfstests" of type "text/plain" (2434 bytes)

View attachment "job.yaml" of type "text/plain" (4767 bytes)

View attachment "reproduce" of type "text/plain" (931 bytes)