On Fri, Jul 31, 2015 at 11:08 PM, Stefan Priebe [off-list ref] 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?