In rawhide: X server says backtraces from higher in stackI

[Clyde E. Kunkel]

On 01/16/2013 12:54 PM, Clyde E. Kunkel wrote:
> On 01/16/2013 11:20 AM, Adam Jackson wrote:
>> <snip>
>>
>> exa is the hardware acceleration layer.  The radeon driver is handing
>> something down to the kernel to execute through a DRM ioctl, and it's
>> not completing promptly.
>>
>> So either the radeon X driver is suddenly doing something newly wrong
>> that's taking too long, or the radeon kernel driver is.
>>
>> - ajax
>>
>>
>>
>
> The garbled gnome desktop began with 3.8 kernels:
>
>                                          Date    Desktop
> ----------kernel--------------------- Installed Garbled
> kernel-3.7.0-0.rc7.git3.2.fc19.x86_64   Dec 03    No
> kernel-3.7.0-0.rc8.git0.2.fc19.x86_64   Dec 05    No
> kernel-3.7.0-2.fc19.x86_64              Dec 12    No
> kernel-3.7.1-1.fc19.x86_64              Dec 19    No
> kernel-3.8.0-0.rc2.git2.2.fc19.x86_64   Jan 08   Yes
> kernel-3.8.0-0.rc2.git3.1.fc19.x86_64   Jan 09    No(1)
> kernel-3.8.0-0.rc2.git4.2.fc19.x86_64   Jan 10   Yes
> kernel-3.8.0-0.rc3.git0.3.fc19.x86_64   Jan 11   Yes
> kernel-3.8.0-0.rc3.git1.2.fc19.x86_64   Jan 15   Yes
> (1) Takes long time for desktop to appear, background changes
> to white and then back to normal one time.
>
> During the above reboot testing I noticed that the screen flashes
> brightly with occasional garbled rectangles during dracut time, but only
> with the 3.8 kernels.
>
> I have only seen xorg log errors one time with the 3.8.0-0.rc3.git1.2
> kernel. All other garbled sessions do not show any errors in the xorg log.
>
> Partial installation history of other potential areas to investigate:
>
> Nov 23 11:56:43 Updated: dracut-024-10.git20121121.fc18.x86_64
> Nov 23 11:57:01 Updated: dracut-tools-024-10.git20121121.fc18.x86_64
> Dec 20 11:48:23 Updated: dracut-024-15.git20121218.fc18.x86_64
> Dec 20 11:50:09 Updated: dracut-tools-024-15.git20121218.fc18.x86_64
> Jan 03 12:09:07 Updated: dracut-024-17.git20121220.fc18.x86_64
> Jan 03 12:09:08 Updated: dracut-tools-024-17.git20121220.fc18.x86_64
> Jan 04 11:39:54 Updated: dracut-024-18.git20130102.fc18.x86_64
> Jan 04 11:40:57 Updated: dracut-tools-024-18.git20130102.fc18.x86_64
>
> Dec 06 12:13:20 Updated: systemd-libs-196-2.fc19.x86_64
> Dec 06 12:13:22 Updated: systemd-196-2.fc19.x86_64
> Dec 06 12:13:22 Updated: systemd-sysv-196-2.fc19.x86_64
> Dec 06 12:13:57 Updated: systemd-analyze-196-2.fc19.x86_64
> Dec 11 09:54:18 Updated: systemd-libs-196-4.fc19.x86_64
> Dec 11 09:54:20 Updated: systemd-196-4.fc19.x86_64
> Dec 11 09:54:21 Updated: systemd-sysv-196-4.fc19.x86_64
> Dec 11 09:54:34 Updated: systemd-analyze-196-4.fc19.x86_64
> Jan 08 11:05:17 Updated: systemd-libs-197-1.fc19.x86_64
> Jan 08 11:05:22 Installed: systemd-197-1.fc19.x86_64
> Jan 08 11:06:15 Updated: systemd-analyze-197-1.fc19.x86_64
> Jan 08 11:06:16 Updated: systemd-sysv-197-1.fc19.x86_64
>
> Oct 03 10:13:27 Updated:
> xorg-x11-drv-ati-7.0.0-0.6.20120910git7c7f27756.fc18.x86_64
> Jan 13 08:55:51 Updated:
> xorg-x11-drv-ati-7.0.0-0.8.20121015gitbd9e2c064.fc19.x86_64
>
> Dec 18 11:17:12 Updated: xorg-x11-server-common-1.13.1-1.fc19.x86_64
> Dec 18 11:17:13 Updated: xorg-x11-server-Xephyr-1.13.1-1.fc19.x86_64
> Dec 18 11:17:14 Updated: xorg-x11-server-Xorg-1.13.1-1.fc19.x86_64
> Jan 10 11:03:48 Updated:
> xorg-x11-server-common-1.13.99.901-2.20130109.fc19.x86_64
> Jan 10 11:03:48 Updated:
> xorg-x11-server-Xephyr-1.13.99.901-2.20130109.fc19.x86_64
> Jan 13 08:55:42 Updated:
> xorg-x11-server-Xorg-1.13.99.901-2.20130109.fc19.x86_64
>


I see that the radeon kernel driver has been changed for 3.8 (1). I 
would say my current rawhide desktop issues are due to those changes. 
Where would this be bz'd and what kind of testing/debugging can I do?

(1) 
http://www.phoronix.com/scan.php?page=article&item=amd_drm38_radeon&num=1

-- 
Regards,
OldFart