Re: [Bug #37752] Kernel Panic in drm_vblank_put+0x13/0x50 on P4 HT machine with 82915G/GV/910GL Integrated Graphics Controller

Rafael J. Wysocki
2011-06-28T21:46:16Z

On Tuesday, June 28, 2011, Martin wrote:
> On Monday 27 June 2011 00:35:16 Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.38 and 2.6.39.
> >
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.38 and 2.6.39. Please verify if it still should
> > be listed and let the tracking team know (either way).
> >
> >
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=37752
> > Subject : Kernel Panic in drm_vblank_put+0x13/0x50 on P4 HT machine
> with
> > 82915G/GV/910GL Integrated Graphics Controller Submitter : Martin Rogge
> > <marogge-53koH/AXb86i2/dY4+mD5w@public.gmane.org>
> > Date : 2011-06-17 13:02 (10 days old)
>
> As far as I can see the bug is still present in the 2.6.39 line. However. I
> have good news. Out of a whim I've been trying 3.0-rc4 and the panic has not
> occurred in a few days.
>
> I can try and bisect which commit fixed the issue. I guess I have to reverse
> the semantics of good and bad for this one. Don't tell the clergy.
>
> Anyway, since it takes a while to establish the absence of a panic, don't
> expect any results soon.

Well, we have a policy to close regression bugs that have been fixed in the
Linus' tree or don't appear in there at all, so I'll close this one too.

I you're able to identify the fix, please let the -stable maintainers know
about it.

Thanks,
Rafael