linux-kernel - [cifs] 36c9de734b: xfstests.generic.209.fail

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Message-ID: <20220613074340.GE7252@xsang-OptiPlex-9020>
Date:   Mon, 13 Jun 2022 15:43:40 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     David Howells <dhowells@...hat.com>
Cc:     Steve French <sfrench@...ba.org>,
        Shyam Prasad N <nspmangalore@...il.com>,
        Rohith Surabattula <rohiths.msft@...il.com>,
        LKML <linux-kernel@...r.kernel.org>, linux-cifs@...r.kernel.org,
        samba-technical@...ts.samba.org, lkp@...ts.01.org, lkp@...el.com
Subject: [cifs]  36c9de734b: xfstests.generic.209.fail



Greeting,

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

commit: 36c9de734b21b4bc60b7ee86228659d416d53470 ("cifs: Change the I/O paths to use an iterator rather than a page list")
https://git.kernel.org/cgit/linux/kernel/git/dhowells/linux-fs.git cifs-for-sfrench

in testcase: xfstests
version: xfstests-x86_64-c1144bf-1_20220609
with following parameters:

	disk: 4HDD
	fs: ext4
	fs2: smbv2
	test: generic-group-10
	ucode: 0xec

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) i7-6700 CPU @ 3.40GHz 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>



generic/209	[failed, exit status 1]- output mismatch (see /lkp/benchmarks/xfstests/results//generic/209.out.bad)
    --- tests/generic/209.out	2022-06-09 13:06:07.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//generic/209.out.bad	2022-06-10 22:47:02.887195962 +0000
    @@ -1,2 +1,2 @@
     QA output created by 209
    -test ran for 30 seconds without error
    +write returned 0
    \ No newline at end of file
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/generic/209.out /lkp/benchmarks/xfstests/results//generic/209.out.bad'  to see the entire diff)



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-5.18.0-00005-g36c9de734b21" of type "text/plain" (166028 bytes)

View attachment "job-script" of type "text/plain" (5810 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (26584 bytes)

View attachment "xfstests" of type "text/plain" (2863 bytes)

View attachment "job.yaml" of type "text/plain" (4801 bytes)

View attachment "reproduce" of type "text/plain" (1542 bytes)