ZFS-related panic: "possible" spa->spa_errlog_lock deadlock

Xin Li delphij at delphij.net
Sun Sep 7 14:07:52 UTC 2014


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On 9/7/14 9:02 PM, Fabian Keil wrote:
> Using a kernel built from FreeBSD 11.0-CURRENT r271182 I got the
> following panic yesterday:
> 
> [...] Unread portion of the kernel message buffer: [6880] panic:
> deadlkres: possible deadlock detected for 0xfffff80015289490,
> blocked for 1800503 ticks

Any chance to get all backtraces (e.g. thread apply all bt full 16)?
I think a different thread that held the lock have been blocked,
probably related to your disconnected vdev.

Cheers,

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