[Bug 36018] RV516 - invalid command stream, forbidden register errors

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=36018

--- Comment #7 from Michel Dänzer <michel at daenzer.net> 2011-04-07 07:31:49 PDT ---
(In reply to comment #6)
> Yes there's no OpenGL involved (afaik tell, i did not explicitly used opengl -
> maybe some program i am using does use opengl and i don't know it - as i don't
> know exactly which program/usage does force those errors i cant tell for sure -
> sorry - only guess)

Something like

 sudo lsof|grep _dri.so

should show every process using a Mesa 3D driver.


> maybe you've got an idea what might be the cause of this issue and things i can
> try.

The cpufreq applets seem like the most promising lead at this point. Basically,
any time you notice any visual element(s) missing or looking wrong, check if
new messages appeared in the kernel output around the same time.

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