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From: Stefan Priebe <s.priebe@profihost.ag>
To: "linux-bcache@vger.kernel.org" <linux-bcache@vger.kernel.org>
Subject: bcache deadlock
Date: Sat, 1 Aug 2015 08:08:40 +0200	[thread overview]
Message-ID: <55BC6268.3060407@profihost.ag> (raw)

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.
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/bcache4:2433 blocked for more 
than 120 seconds.
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 bcache_writebac:683 blocked for more 
than 120 seconds.
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 bcache_writebac:679 blocked for more 
than 120 seconds.
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 bcache_writebac:675 blocked for more 
than 120 seconds.
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 bcache_writebac:671 blocked for more 
than 120 seconds.
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 bcache_writebac:667 blocked for more 
than 120 seconds.
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 bcache_writebac:654 blocked for more 
than 120 seconds.
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 kswapd0:79 blocked for more than 120 
seconds.
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 kthreadd:2 blocked for more than 120 
seconds.

Stefan

             reply	other threads:[~2015-08-01  6:08 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-01  6:08 Stefan Priebe [this message]
2015-08-03  6:21 ` bcache deadlock Ming Lin
2015-08-03  6:25   ` Stefan Priebe - Profihost AG
2015-08-10 14:51     ` Stefan Priebe
2015-08-12 13:39       ` Jack Wang
2015-08-12 13:57         ` Stefan Priebe - Profihost AG
2015-08-22 21:48           ` Stefan Priebe

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