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SubjectRe: 3.2.0-rc1 panic on PowerPC
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On Mon, 2011-11-21 at 12:25 +1100, Benjamin Herrenschmidt wrote:
> On Sun, 2011-11-20 at 17:17 -0800, Christian Kujau wrote:
> > On Mon, 21 Nov 2011 at 11:58, Benjamin Herrenschmidt wrote:
> > > I've seen something similar with 3.2-rc2 at cfcfc9ec, unfortunately I
> > > couldn't capture the oops log at the time.
> >
> > It just happened again today, after heavy CPU & IO load (rsyncing from/to
> > external disks on dm-crypt). This time the oops was printed on the screen
> > but nothing on netconsole:
> >
> > http://nerdbynature.de/bits/3.2.0-rc1/oops/oops3m.JPG
> >
> > It looks like the oops I reported earlier (oops2m.JPG) so I doubt it's a
> > random corruption due to hardware issues...?
>
> Yeah it's starting to look like a pattern. Your latest oops looks a lot
> like the one I had (though it was with tg3 on the g5), ie, vfs_read ->
> driver -> allocator -> crash.
>
> > Any debug or boot options to set in my next kernel build?
>
> Well, you can turn everything on see whether that makes any difference
> or finds something a bit more precisely

BTW. SLUB or SLAB ? Mine was SLUB with SLUB_DEBUG enabled (tho the debug
didn't seem to catch anything).

Cheers,
Ben.




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