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SubjectRe: [md] e1a86dbbbd: mdadm-selftests.enchmarks/mdadm-selftests/tests/07layouts.fail
Date


> On Jul 29, 2020, at 2:04 AM, kernel test robot <rong.a.chen@intel.com> wrote:
>
> Greeting,
>
> FYI, we noticed the following commit (built with gcc-9):
>
> commit: e1a86dbbbd6a77f73c3d099030495fa31f181e2f ("md: fix deadlock causing by sysfs_notify")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
>
> in testcase: mdadm-selftests
> with following parameters:
>
> disk: 1HDD
> test_prefix: 07layout
> ucode: 0x21
>
>
>
> on test machine: 4 threads Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz with 4G 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@intel.com>
>
>
>
> 2020-07-29 01:06:34 mkdir -p /var/tmp
> 2020-07-29 01:06:34 mke2fs -t ext3 -b 4096 -J size=4 -q /dev/sda3
> 2020-07-29 01:07:36 mount -t ext3 /dev/sda3 /var/tmp
> sed -e 's/{DEFAULT_METADATA}/1.2/g' \
> -e 's,{MAP_PATH},/run/mdadm/map,g' mdadm.8.in > mdadm.8
> /usr/bin/install -D -m 644 mdadm.8 /usr/share/man/man8/mdadm.8
> /usr/bin/install -D -m 644 mdmon.8 /usr/share/man/man8/mdmon.8
> /usr/bin/install -D -m 644 md.4 /usr/share/man/man4/md.4
> /usr/bin/install -D -m 644 mdadm.conf.5 /usr/share/man/man5/mdadm.conf.5
> /usr/bin/install -D -m 644 udev-md-raid-creating.rules /lib/udev/rules.d/01-md-raid-creating.rules
> /usr/bin/install -D -m 644 udev-md-raid-arrays.rules /lib/udev/rules.d/63-md-raid-arrays.rules
> /usr/bin/install -D -m 644 udev-md-raid-assembly.rules /lib/udev/rules.d/64-md-raid-assembly.rules
> /usr/bin/install -D -m 644 udev-md-clustered-confirm-device.rules /lib/udev/rules.d/69-md-clustered-confirm-device.rules
> /usr/bin/install -D -m 755 mdadm /sbin/mdadm
> /usr/bin/install -D -m 755 mdmon /sbin/mdmon
> Testing on linux-5.8.0-rc4-00129-ge1a86dbbbd6a7 kernel
> /lkp/benchmarks/mdadm-selftests/tests/07layouts... FAILED - see /var/tmp/07layouts.log and /var/tmp/fail07layouts.log for details
> 07layouts TIMEOUT
>
>
>
> 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
>
> <config-5.8.0-rc4-00129-ge1a86dbbbd6a7><job-script.txt><kmsg.xz><mdadm-selftests.txt><job.yaml><reproduce.txt><07layouts.log>

Hi Junxiao,

Could you please look into this issue?

Thanks,
Song

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