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Bug#900031: linux-image-4.9.0-6-amd64: task blocked for more than 120 seconds



Control: tag -1 moreinfo

On Thu, 2018-05-24 at 17:49 -0400, Allan Wind wrote:
> Package: src:linux
> Version: 4.9.88-1+deb9u1
> Severity: important
> 
> Dear Maintainer,
> 
> Sorry, this may not be a complete bug report, but I am happy to 
> supply you with required information in a timely manner.  On 2018-5-8, I
> rebooted into 4.9.0-6, and observed various hangs since:
[...]
> 2018-05-24T03:17:08.733+00:00 vent kernel: INFO: task wpa_supplicant:747 blocked for more than 120 seconds.
> 2018-05-24T03:17:08.733+00:00 vent kernel:       Tainted: P        W  O    4.9.0-6-amd64 #1 Debian 4.9.88-1+deb9u1
[...]

This indicates that the kernel logged an earlier WARNING message.  All
the other messages are likely to be symptoms of the same problem, and
we need that WARNING message (all the way down to the 'cut here' line)
to have some hope of understanding what it is.

Ben.

-- 
Ben Hutchings
Anthony's Law of Force: Don't force it, get a larger hammer.

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