Re: [Regression] 2.6.24-git3: Major annoyance during suspend/hibernationon x86-64 (bisected)

[Steven Rostedt]

Rafael J. Wysocki wrote:

> No, this isn't the WARN_ON().
>
> > this does have the feel of being scheduling related, but are you 
> > absolutely sure about the precise identity of the patch?
>
> Actually, not quite.  That's why I have verified it and found that another
> patch is really responsible for the issue, namely:
>
> commit 82a1fcb90287052aabfa235e7ffc693ea003fe69
> Author: Ingo Molnar <mingo@xxxxxxx>
> Date:   Fri Jan 25 21:08:02 2008 +0100
>
>     softlockup: automatically detect hung TASK_UNINTERRUPTIBLE tasks

Are you getting a bunch of prints from the softlockup detector in dmesg?
I wonder if the detector can detect a long timeout caused by suspend and 
resume and if not is triggering false positives?

-- Steve

> Reverting this commit (it reverts with some minor modifications) fixes the
> problem for me.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/