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SubjectRe: drm/nouveau E[ DRM] fail ttm_validate
On 04-01-13 18:49, Marcin Slusarz wrote:
> On Fri, Jan 04, 2013 at 01:21:14PM +0100, Kees Bakker wrote:
>> Hi,
>>
>> Right after I upgraded to Ubuntu quantal I started seeing these
>> messages:
>> Jan 4 12:18:12 koli kernel: [ 3705.970720] nouveau E[ DRM] fail ttm_validate
>> Jan 4 12:18:12 koli kernel: [ 3705.970726] nouveau E[ DRM] validate vram_list
>> Jan 4 12:18:12 koli kernel: [ 3705.970760] nouveau E[ DRM] validate: -12
> This is userspace bug. See below.
>
>> A few times I had corrupted graphics, and I had to stop X. Restarting didn't
>> help and I had to reboot.
>>
>> I'm running my own 3.7.1 kernel, so I also installed the 3.7.0 development kernel
>> from Ubuntu (3.7.0-7). And that kernel shows these messages too.
>>
>> With the Ubuntu kernel the graphics corruption is milder. I can continue to work. Sometimes
>> I get a burst of the messages, but I have no clue how it is triggered.
>>
>> Now the strange thing is that I was running my 3.7.1 kernel on Ubuntu precise
>> and I have never seen these messages before. What could be the case is that
>> xorg is doing something new and that is causing the errors.
>>
>> xserver-xorg-video-nouveau
>> precise 1:1.0.2-0ubuntu3
>> quantal 1:0.0.16+git20111201+b5534a1-1build2
> (Please do not use distro codenames when reporting bugs upstream)
>
> Quantal, being newer release than Precise, ships much older Nouveau DDX, WTF?
> You used some PPA with Precise?
Sorry about that. That was a typo. I meant to say:
quantal 1:1.0.2-0ubuntu3
precise 1:0.0.16+git20111201+b5534a1-1build2

>
> 0.0.16 is known to behave like that - you need to upgrade to >= 1.0.

In other words, I have >= 1.0. But you suggest that it shouldn't
happen with >= 1.0
Should I report it on the nouveau list at freedesktop.org ?
--
Kees



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