linux-kernel - [block] 54529aac98: blktests.block.005.fail

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Date:   Thu, 30 Jul 2020 10:14:29 +0800
From:   kernel test robot <rong.a.chen@...el.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Jens Axboe <axboe@...nel.dk>, Song Liu <song@...nel.org>,
        Hans de Goede <hdegoede@...hat.com>,
        Richard Weinberger <richard@....at>,
        Minchan Kim <minchan@...nel.org>,
        linux-mtd@...ts.infradead.org, dm-devel@...hat.com,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        drbd-dev@...ts.linbit.com, linux-raid@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        cgroups@...r.kernel.org,
        Johannes Thumshirn <johannes.thumshirn@....com>,
        0day robot <lkp@...el.com>, lkp@...ts.01.org
Subject: [block] 54529aac98: blktests.block.005.fail

Greeting,

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

commit: 54529aac984de8d3928810c85b575efac0f9d616 ("[PATCH 07/14] block: make QUEUE_SYSFS_BIT_FNS a little more useful")
url: https://github.com/0day-ci/linux/commits/Christoph-Hellwig/fs-remove-the-unused-SB_I_MULTIROOT-flag/20200727-000342
base: https://git.kernel.org/cgit/linux/kernel/git/axboe/linux-block.git for-next

in testcase: blktests
with following parameters:

	disk: 1SSD
	test: block-group1
	ucode: 0x21



on test machine: 4 threads Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz 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 <rong.a.chen@...el.com>



block/005 => sdb1 (switch schedulers while doing IO)        
block/005 => sdb1 (switch schedulers while doing IO)         [failed]
    read iops  ...  31828
    runtime    ...  33.620s
    --- tests/block/005.out	2020-07-13 05:13:39.000000000 +0000
    +++ /lkp/benchmarks/blktests/results/sdb1/block/005.out.bad	2020-07-29 09:54:17.895325186 +0000
    @@ -1,2 +1,3 @@
     Running block/005
    +cat: '/sys/devices/pci0000:00/0000:00:1f.2/ata5/host4/target4:0:0/4:0:0:0/block/sdb/queue/rotational': No such file or directory
     Test complete



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 run     job.yaml



Thanks,
Rong Chen


View attachment "config-5.8.0-rc6-00354-g54529aac984de" of type "text/plain" (158415 bytes)

View attachment "job-script" of type "text/plain" (6269 bytes)

View attachment "dmesg" of type "text/plain" (0 bytes)

View attachment "blktests" of type "text/plain" (2507 bytes)

View attachment "job.yaml" of type "text/plain" (5285 bytes)

View attachment "reproduce" of type "text/plain" (284 bytes)