linux-kernel - RE: Radeon crash with v3.13-rc3-157-g17b2112

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Message-ID: <A3397C8B8B789E45844E7EC5DEAD89D030A9EDE5@satlexdag05.amd.com>
Date:	Tue, 10 Dec 2013 23:38:23 +0000
From:	"Deucher, Alexander" <Alexander.Deucher@....com>
To:	Josh Boyer <jwboyer@...oraproject.org>
CC:	Guenter Roeck <linux@...ck-us.net>,
	Dave Airlie <airlied@...hat.com>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>,
	DRI mailing list <dri-devel@...ts.freedesktop.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: RE: Radeon crash with v3.13-rc3-157-g17b2112

> -----Original Message-----
> From: jwboyer@...il.com [mailto:jwboyer@...il.com] On Behalf Of Josh
> Boyer
> Sent: Tuesday, December 10, 2013 6:28 PM
> To: Deucher, Alexander
> Cc: Guenter Roeck; Dave Airlie; Linux-Kernel@...r. 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@...oraproject.org>
> wrote:
> > On Tue, Dec 10, 2013 at 5:07 PM, Deucher, Alexander
> > <Alexander.Deucher@....com> wrote:
> >>> -----Original Message-----
> >>> From: jwboyer@...il.com [mailto:jwboyer@...il.com] On Behalf Of
> Josh
> >>> Boyer
> >>> Sent: Tuesday, December 10, 2013 5:04 PM
> >>> To: Deucher, Alexander; Guenter Roeck; Dave Airlie
> >>> Cc: Linux-Kernel@...r. 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@...ck-us.net>
> >>> 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.

Alex

> 
> josh


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