linux-kernel - [lkp-robot] [md] 6497709b5d: mdadm-selftests.01raid6integ.fail

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Message-ID: <20170717022843.GF1787@yexl-desktop>
Date:   Mon, 17 Jul 2017 10:28:43 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     NeilBrown <neilb@...e.com>
Cc:     Shaohua Li <shli@...com>, LKML <linux-kernel@...r.kernel.org>,
        lkp@...org
Subject: [lkp-robot] [md]  6497709b5d:  mdadm-selftests.01raid6integ.fail


FYI, we noticed the following commit:

commit: 6497709b5d1bccce7de1df678d5f147d614551d1 ("md: factor out set_in_sync()")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

in testcase: mdadm-selftests
with following parameters:

	test_prefix: 01



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):


[  529.654896] tests/01raid6integ... FAILED - see /var/tmp/log for details
[  529.654900] 
[  529.663888] losetup: /dev/loop0: detach failed: No such device or address
[  529.663890] 
[  529.685894] losetup: /dev/loop1: detach failed: No such device or address
[  529.685897] 
[  529.710698] losetup: /dev/loop2: detach failed: No such device or address
[  529.710701] 
[  529.723935] losetup: /dev/loop3: detach failed: No such device or address
[  529.723938] 
[  529.742692] losetup: /dev/loop4: detach failed: No such device or address
[  529.742694] 
[  529.759674] losetup: /dev/loop5: detach failed: No such device or address
[  529.759677] 
[  529.782431] losetup: /dev/loop6: detach failed: No such device or address
[  529.782434] 
[  529.804749] losetup: /dev/loop7: detach failed: No such device or address
[  529.804752] 
[  529.823218] losetup: /dev/loop8: detach failed: No such device or address
[  529.823220] 
[  529.840368] losetup: /dev/loop9: detach failed: No such device or address
[  529.840371] 
[  529.862217] losetup: /dev/loop10: detach failed: No such device or address
[  529.862220] 
[  529.879830] losetup: /dev/loop11: detach failed: No such device or address
[  529.879833] 
[  529.898154] losetup: /dev/loop12: detach failed: No such device or address
[  529.898156] 
[  529.921654] losetup: /dev/loop13: detach failed: No such device or address
[  529.921657] 
[  529.948507] 01raid6integ TIMEOUT


To reproduce:

        git clone https://github.com/01org/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml



Thanks,
Xiaolong

View attachment "config-4.11.0-rc2-00257-g6497709b" of type "text/plain" (157995 bytes)

View attachment "job-script" of type "text/plain" (4393 bytes)

Download attachment "dmesg.xz" of type "application/octet-stream" (19780 bytes)

View attachment "mdadm-selftests" of type "text/plain" (450 bytes)

View attachment "job.yaml" of type "text/plain" (3583 bytes)