From: Ben Myers <bpm@sgi.com>
To: Tom <storm9c1@skymagik.com>
Cc: xfs@oss.sgi.com
Subject: Re: XFS appears to cause strange hang with md raid1 on reboot
Date: Wed, 30 Jan 2013 16:51:25 -0600 [thread overview]
Message-ID: <20130130225125.GO27055@sgi.com> (raw)
In-Reply-To: <42720.75.149.17.233.1359515780.squirrel@secure.skymagik.net>
Hi Tom,
On Tue, Jan 29, 2013 at 10:16:20PM -0500, Tom wrote:
> I've update the CentOS bug (http://bugs.centos.org/view.php?id=6217) with
> the following information:
>
>
> -- More detail about the hang including traceback --
>
> Using 5.9 kernel (348) without md raid:
> Please stand by while rebooting the system...
> md: stopping all md devices.
> Synchronizing SCSI cache for disk sda:
> Restarting system.
> ..
> machine restart
> (reboots normally)
>
>
> With md raid1:
> Unmounting pipe file systems:
> Unmounting file systems:
> Please stand by while rebooting the system...
> md: stopping all md devices.
> md: md2 switched to read-only mode.
> md: md1 switched to read-only mode.
> (hang)
>
> Traceback:
> INFO: task reboot:2063 blocked for more than 120 seconds.
> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> reboot D ffff810037df37e0 0 2063 1 19
> (NOTLB)
> ffff81005890ba08 0000000000000082 ffff81005890ba58 ffff81005beb1ea0
> 0000000000000001 0000000000000007 ffff810058d67040 ffff810037df37e0
> 000000596dd8a1e6 0000000000003df4 ffff810058d67228 000000008008d76f
> Call Trace:
> [<ffffffff8002e4bc>] __wake_up+0x38/0x4f
> [<ffffffff80223bce>] md_write_start+0xf2/0x108
> [<ffffffff800a3bc2>] autoremove_wake_function+0x0/0x2e
> [<ffffffff8000ab62>] get_page_from_freelist+0x380/0x442
> [<ffffffff880b102c>] :raid1:make_request+0x38/0x5d8
> [<ffffffff8001c839>] generic_make_request+0x211/0x228
> [<ffffffff8002389f>] mempool_alloc+0x31/0xe7
> [<ffffffff8001a98f>] vsnprintf+0x5d7/0xb54
> [<ffffffff80033695>] submit_bio+0xe6/0xed
I think you should consider copying linux-raid@vger.kernel.org.
Did you have a chance to get the sysrq output? It would be helpful to see the
other tasks on your machine.
Regards,
Ben
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next prev parent reply other threads:[~2013-01-30 22:51 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-28 23:28 XFS appears to cause strange hang with md raid1 on reboot Tom
2013-01-29 0:05 ` Eric Sandeen
2013-01-29 21:47 ` Tom
2013-01-29 21:55 ` Eric Sandeen
2013-01-29 22:25 ` Tom
2013-01-29 22:39 ` Ben Myers
2013-01-30 8:54 ` Stan Hoeppner
2013-01-29 15:18 ` Ben Myers
2013-01-29 21:13 ` Tom
2013-01-30 3:16 ` Tom
2013-01-30 22:51 ` Ben Myers [this message]
2013-01-30 23:46 ` Dave Chinner
2013-01-31 2:30 ` Tom
2013-02-04 12:55 ` Dave Chinner
2013-02-05 18:22 ` Tom
2013-02-05 21:32 ` Dave Chinner
2013-02-05 23:05 ` Tom
2013-02-06 4:08 ` Tom
2013-02-06 23:51 ` Dave Chinner
2013-02-07 4:18 ` Tom
2013-01-31 7:35 ` Stefan Ring
-- strict thread matches above, loose matches on Subject: below --
2013-01-31 2:34 Tom
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