Re: Radeon crash with v3.13-rc3-157-g17b2112

[Guenter Roeck]

On 12/10/2013 03:38 PM, Deucher, Alexander wrote:
> > -----Original Message-----
> > From: jwboyer@xxxxxxxxx [mailto:jwboyer@xxxxxxxxx] On Behalf Of Josh
> > Boyer
> > Sent: Tuesday, December 10, 2013 6:28 PM
> > To: Deucher, Alexander
> > Cc: Guenter Roeck; Dave Airlie; Linux-Kernel@Vger. Kernel. Org; DRI mailing
> > list; Linus Torvalds
> > Subject: Re: Radeon crash with v3.13-rc3-157-g17b2112
> >
> > On Tue, Dec 10, 2013 at 5:24 PM, Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx>
> > wrote:
> > > On Tue, Dec 10, 2013 at 5:07 PM, Deucher, Alexander
> > > <Alexander.Deucher@xxxxxxx> wrote:
> > > > > -----Original Message-----
> > > > > From: jwboyer@xxxxxxxxx [mailto:jwboyer@xxxxxxxxx] On Behalf Of
> > Josh
> > > > > Boyer
> > > > > Sent: Tuesday, December 10, 2013 5:04 PM
> > > > > To: Deucher, Alexander; Guenter Roeck; Dave Airlie
> > > > > Cc: Linux-Kernel@Vger. Kernel. Org; DRI mailing list; Linus Torvalds
> > > > > Subject: Radeon crash with v3.13-rc3-157-g17b2112
> > > > >
> > > > > Hi All,
> > > > >
> > > > > Booting today's rawhide kernel fails on my Dell XPS 8300 machine.  I
> > > > > added nomodeset to the command line because it seemed to glitch out
> > > > > when doing the handoff to the radeon driver and that let me boot far
> > > > > enough to start networking.  I then loaded the radeon driver with:
> > > > > modprobe radeon modeset=1 and was greeted with the backtrace
> > below.
> > > > > I haven't done a bisect yet, but I can if needs be.  I was hoping this
> > > > > would trigger someone's memory.  Plain 3.13-rc3 works, so it's
> > > > > something in the DRM merge that Linus did after -rc3.  Given the
> > > > > backtrace, this one might be suspect:
> > > > >
> > > > > commit ec39f64bba3421c2060fcbd1aeb6eec81fe0a42d
> > > > > Author: Guenter Roeck <linux@xxxxxxxxxxxx>
> > > > > Date:   Fri Nov 22 21:52:00 2013 -0800
> > > > >
> > > > >      drm/radeon/dpm: Convert to use
> > devm_hwmon_register_with_groups
> > > > >
> > > >
> > > > Should be fixed by the patch in:
> > > > https://bugs.freedesktop.org/show_bug.cgi?id=72457
> > >
> > > OK.  I'll give that a spin soon.  Thanks for the quick reply!
> >
> > Yep, that seems to have fixed the crash.  I've added it to rawhide.  Thanks!
>
> It'll also be in my next -fixes pull.

Thanks, and sorry for the trouble.

Guenter

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