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SubjectRe: INFO: task khubd:271 blocked for more than 120 seconds.
Date
Am Mittwoch, 16. Juni 2010 10:27:22 schrieb roma1390:
> Hello,
>
> Oliver Neukum wrote:
> > Am Mittwoch, 16. Juni 2010 10:03:42 schrieb roma1390:
> >> Hello,
> >>
> >>
> >> We got this on our production system. Kernel: 2.6.26-2-amd64.
> >> This seems to be related with http://bugzilla.kernel.org/show_bug.cgi?id=13316 and still is open. Sadly to have such long standing bugs in common used subsystems like USB.
> >>
> >
> > Under which conditions did you get this? Physical unplug, S3 or S4?
> >
> > Regards
> > Oliver
>
> this was normal operation (no unplug, no S3 or something like that). This is on-line
> server. There is posible issue with usb device itself or physical usb port. Which
> sometimes causes device disconections, reconnections.
>
> Of course it's posible to fix on hardware level, but OS can't do such nasty things also.

Yes, this is a kernel bug. It would be helpful to have a bit more of context.
Could you post a bit more of your dmesg before the oops?

Regards
Oliver


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