linux-ext4 - [jlayton:ctime] [ext4] 071179cee6: xfstests.generic.018.fail

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Date:   Tue, 9 May 2023 11:05:06 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Jeff Layton <jlayton@...nel.org>
CC:     <oe-lkp@...ts.linux.dev>, <lkp@...el.com>,
        <linux-ext4@...r.kernel.org>, <oliver.sang@...el.com>
Subject: [jlayton:ctime] [ext4]  071179cee6: xfstests.generic.018.fail


Hi Jeff Layton,

we reported "[jlayton:ctime] [ext4]  ff9aaf58e8: ltp.statx06.fail"
on https://lore.kernel.org/all/202305012130.cc1e2351-oliver.sang@intel.com/
and we noticed there are some discussion there.

now we noticed the commit has some difference with before, and we captured
issue from xfstests. FYI. below is the formal report.

Hello,

kernel test robot noticed "xfstests.generic.018.fail" on:

commit: 071179cee601ad56d58ad8349cbb178f614db9a5 ("ext4: convert to multigrain timestamps")
https://git.kernel.org/cgit/linux/kernel/git/jlayton/linux.git ctime

in testcase: xfstests
version: xfstests-x86_64-06c027a-1_20230501
with following parameters:

	disk: 4HDD
	fs: ext4
	test: generic-group-01



compiler: gcc-11
test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz (Skylake) with 28G memory

(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/oe-lkp/202305091051.36a6bcf9-oliver.sang@intel.com

2023-05-07 14:15:42 export TEST_DIR=/fs/sda1
2023-05-07 14:15:42 export TEST_DEV=/dev/sda1
2023-05-07 14:15:42 export FSTYP=ext4
2023-05-07 14:15:42 export SCRATCH_MNT=/fs/scratch
2023-05-07 14:15:42 mkdir /fs/scratch -p
2023-05-07 14:15:42 export SCRATCH_DEV=/dev/sda4
2023-05-07 14:15:42 sed "s:^:generic/:" //lkp/benchmarks/xfstests/tests/generic-group-01
2023-05-07 14:15:42 ./check -E tests/exclude/ext4 generic/010 generic/011 generic/012 generic/014 generic/015 generic/016 generic/018 generic/019
FSTYP         -- ext4
PLATFORM      -- Linux/x86_64 lkp-skl-d01 6.3.0-00005-g071179cee601 #1 SMP Sat May  6 03:40:47 CST 2023
MKFS_OPTIONS  -- -F /dev/sda4
MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda4 /fs/scratch

generic/010        2s
generic/011        1s
generic/012        3s
generic/014        2s
generic/015        4s
generic/016        2s
generic/018       [failed, exit status 1]- output mismatch (see /lkp/benchmarks/xfstests/results//generic/018.out.bad)
    --- tests/generic/018.out	2023-05-01 18:50:21.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//generic/018.out.bad	2023-05-07 14:16:20.167978640 +0000
    @@ -11,9 +11,5 @@
     Write backwards sync, but contiguous - should defrag to 1 extent
     Before: in_range(5, 10)
     After: 1
    -Write backwards sync leaving holes - defrag should do nothing
    -Before: 16
    -After: 16
    -Write forwards sync leaving holes - defrag should do nothing
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/generic/018.out /lkp/benchmarks/xfstests/results//generic/018.out.bad'  to see the entire diff)
generic/019        43s
Ran: generic/010 generic/011 generic/012 generic/014 generic/015 generic/016 generic/018 generic/019
Failures: generic/018
Failed 1 of 8 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://github.com/intel/lkp-tests



View attachment "config-6.3.0-00005-g071179cee601" of type "text/plain" (161552 bytes)

View attachment "job-script" of type "text/plain" (5727 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (40892 bytes)

View attachment "xfstests" of type "text/plain" (1753 bytes)

View attachment "job.yaml" of type "text/plain" (4983 bytes)

View attachment "reproduce" of type "text/plain" (797 bytes)