Re: [REGRESSION] 3.7-rc2 kernel BUG at kernel/power/snapshot.c:517!

From: Rafael J. Wysocki
Date: Sun Oct 28 2012 - 17:41:24 EST


On Sunday, October 28, 2012 10:12:49 PM Maciej Rutecki wrote:
> On niedziela, 21 paÅdziernika 2012 o 17:12:28 Maciej Rutecki wrote:
> > Error: kernel BUG at kernel/power/snapshot.c:517!
> >
> > Last known good: 3.6.1
> > Bad: 3.7-rc2
> >
> > Steps to reproduce:
> > 1. Boot system with 3.7-rc2 kernel
> > 2. Try suspend to disk (s2ram works OK)
> >
> > System dies on message:
> > http://mrutecki.pl/download/kernel/3.7-rc2/swinka/DSCN0280.jpg
> >
> > lspci:
> > http://mrutecki.pl/download/kernel/3.7-rc2/swinka/lspci.txt
> >
> > dmesg:
> > http://mrutecki.pl/download/kernel/3.7-rc2/swinka/dmesg-3.7-rc2.txt
>
> Still present in -rc3

This appears to be a memory allocation error and I have no idea what
the reason of it is.

Any chance to bisect?

Does "echo disk > /sys/power/state" work?

Rafael


--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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