Re: task imap:2958 blocked for more than 120 seconds

From: Chris Mason
Date: Sun Jan 10 2010 - 15:19:50 EST

On Sun, Jan 10, 2010 at 09:05:46PM +0100, Johannes Hirte wrote:
> I've observed this hanging task now several times. Not sure when this started,
> but 2.6.32 is affected too, IIRC. I don't have a test pattern for this. Dovecot
> imap triggers this from time to time. I've enabled CONFIG_DETECT_HUNG_TASK now
> and got this two tasks which hang:

You're stuck on a read, could you please do a sysrq-w when this happens?
Also, do you eventually recover or are you stuck forever?

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