From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
Subject: Re: bcache deadlock
Date: Mon, 03 Aug 2015 08:25:46 +0200
Message-ID: <55BF096A.5070902@profihost.ag>
References: <55BC6268.3060407@profihost.ag> <CAF1ivSY=+SDonyQdWntkyYWYhEgVrgzNLxdd7x1PVmKcyH2fGA@mail.gmail.com>
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To: Ming Lin <mlin@kernel.org>
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Am 03.08.2015 um 08:21 schrieb Ming Lin:
> On Fri, Jul 31, 2015 at 11:08 PM, Stefan Priebe <s.priebe@profihost.ag> wrote:
>> Hi,
>>
>> any ideas about this deadlock:
>> 2015-08-01 00:05:05     "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"
>> disables this message.
>> 2015-08-01 00:05:05     Tainted: G O 3.18.19+47-ph #1
>> 2015-08-01 00:05:05     INFO: task xfsaild/bcache5:2437 blocked for more
>> than 120 seconds.
> 
> No backtrace?
> 

Yes, no backtrace.

Stefan