Date:   Thu, 16 Jun 2022 22:37:10 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     David Sterba <dsterba@...e.com>
Cc:     0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
        linux-btrfs@...r.kernel.org, lkp@...ts.01.org, willy@...radead.org,
        David Sterba <dsterba@...e.com>
Subject: [btrfs]  66a7a2412f: xfstests.btrfs.131.fail



Greeting,

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

commit: 66a7a2412f2b5079a148934edeba2833fccc0490 ("[PATCH] btrfs: use preallocated page for super block write")
url: https://github.com/intel-lab-lkp/linux/commits/David-Sterba/btrfs-use-preallocated-page-for-super-block-write/20220607-235131
base: https://git.kernel.org/cgit/linux/kernel/git/kdave/linux.git for-next
patch link: https://lore.kernel.org/linux-btrfs/20220607154229.9164-1-dsterba@suse.com

in testcase: xfstests
version: xfstests-x86_64-c1144bf-1_20220613
with following parameters:

	disk: 6HDD
	fs: btrfs
	test: btrfs-group-13
	ucode: 0x28

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 1 sockets Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz 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>

2022-06-15 18:54:01 export TEST_DIR=/fs/sdb1
2022-06-15 18:54:01 export TEST_DEV=/dev/sdb1
2022-06-15 18:54:01 export FSTYP=btrfs
2022-06-15 18:54:01 export SCRATCH_MNT=/fs/scratch
2022-06-15 18:54:01 mkdir /fs/scratch -p
2022-06-15 18:54:01 export SCRATCH_DEV_POOL="/dev/sdb2 /dev/sdb3 /dev/sdb4 /dev/sdb5 /dev/sdb6"
2022-06-15 18:54:01 sed "s:^:btrfs/:" //lkp/benchmarks/xfstests/tests/btrfs-group-13
2022-06-15 18:54:01 ./check btrfs/131 btrfs/132 btrfs/133 btrfs/134 btrfs/135 btrfs/136 btrfs/137 btrfs/138 btrfs/139
FSTYP         -- btrfs
PLATFORM      -- Linux/x86_64 lkp-hsw-d01 5.19.0-rc1-00087-g66a7a2412f2b #1 SMP Tue Jun 14 21:19:44 CST 2022
MKFS_OPTIONS  -- /dev/sdb2
MOUNT_OPTIONS -- /dev/sdb2 /fs/scratch

btrfs/131	- output mismatch (see /lkp/benchmarks/xfstests/results//btrfs/131.out.bad)
    --- tests/btrfs/131.out	2022-06-13 17:10:24.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//btrfs/131.out.bad	2022-06-15 18:54:06.505508542 +0000
    @@ -2,9 +2,9 @@
     Using free space cache
     free space tree is disabled
     Enabling free space tree
    -free space tree is enabled
    +free space tree is disabled
     Disabling free space cache and enabling free space tree
    -free space tree is enabled
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/btrfs/131.out /lkp/benchmarks/xfstests/results//btrfs/131.out.bad'  to see the entire diff)
btrfs/132	 33s
btrfs/133	 2s
btrfs/134	 2s
btrfs/135	 2s
btrfs/136	 122s
btrfs/137	 2s
btrfs/138	 65s
btrfs/139	 98s
Ran: btrfs/131 btrfs/132 btrfs/133 btrfs/134 btrfs/135 btrfs/136 btrfs/137 btrfs/138 btrfs/139
Failures: btrfs/131
Failed 1 of 9 tests




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-5.19.0-rc1-00087-g66a7a2412f2b" of type "text/plain" (167323 bytes)

View attachment "job-script" of type "text/plain" (5972 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (26516 bytes)

View attachment "xfstests" of type "text/plain" (1637 bytes)

View attachment "job.yaml" of type "text/plain" (4669 bytes)

View attachment "reproduce" of type "text/plain" (1005 bytes)

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