linux-kernel - [md] 2c247c5169: mdadm-selftests.enchmarks/mdadm-selftests/tests/02lineargrow.fail

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Message-ID: <20210201073552.GE12524@xsang-OptiPlex-9020>
Date:   Mon, 1 Feb 2021 15:35:52 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Jens Axboe <axboe@...nel.dk>, Song Liu <song@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
        lkp@...el.com
Subject: [md]  2c247c5169:
 mdadm-selftests.enchmarks/mdadm-selftests/tests/02lineargrow.fail


Greeting,

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

commit: 2c247c5169b50d58f63c0e82a58f457343e49d10 ("md: use set_capacity_and_notify")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master


in testcase: mdadm-selftests
version: mdadm-selftests-x86_64-5d518de-1_20201008
with following parameters:

	disk: 1HDD
	test_prefix: 02
	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 <oliver.sang@...el.com>

2021-02-01 02:25:16 mkdir -p /var/tmp
2021-02-01 02:25:16 mke2fs -t ext3 -b 4096 -J size=4 -q /dev/sdb2
2021-02-01 02:26:23 mount -t ext3 /dev/sdb2 /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-5.10.0-rc4-00049-g2c247c5169b5 kernel
/lkp/benchmarks/mdadm-selftests/tests/02lineargrow... FAILED - see /var/tmp/02lineargrow.log and /var/tmp/fail02lineargrow.log for details
Testing on linux-5.10.0-rc4-00049-g2c247c5169b5 kernel
/lkp/benchmarks/mdadm-selftests/tests/02r1add... succeeded
Testing on linux-5.10.0-rc4-00049-g2c247c5169b5 kernel
/lkp/benchmarks/mdadm-selftests/tests/02r1grow... succeeded
Testing on linux-5.10.0-rc4-00049-g2c247c5169b5 kernel
/lkp/benchmarks/mdadm-selftests/tests/02r5grow... succeeded
Testing on linux-5.10.0-rc4-00049-g2c247c5169b5 kernel
/lkp/benchmarks/mdadm-selftests/tests/02r6grow... succeeded



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,
Oliver Sang


View attachment "config-5.10.0-rc4-00049-g2c247c5169b5" of type "text/plain" (171021 bytes)

View attachment "job-script" of type "text/plain" (5911 bytes)

Download attachment "kmsg.xz" of type "application/x-xz" (19716 bytes)

View attachment "mdadm-selftests" of type "text/plain" (1667 bytes)

View attachment "job.yaml" of type "text/plain" (5026 bytes)

View attachment "reproduce" of type "text/plain" (98 bytes)