retitle 538845 [865] X hangs randomly
severity 538845 important
thank you

Eamonn Hamilton wrote:
> Package: xserver-xorg-video-intel
> Version: 2:2.8.0-1
> Severity: normal
>
> Hi,
>
> Since updating to the latest intel driver, X randomly crashes. I seem to 
> recall that this was a problem a year or more ago, however I had "fixed" it 
> by using XAA, which has now been removed.
>
> The symptoms are that the display will lock up, leaving me able to move the 
> mouse but having no updates or interaction with the screen. The rest of the 
> system continues to work, however a reboot is the only way to recover the 
> display. 
>
> There is nothing logged when this happens, and I've tried it with kernels up 
> to 2.6.31-rc4 and with/without kernel mode setting.
>
> I'm currently back to using the vesa driver.
>   

i865 is poorly supported for UXA/DRI2. I have the same problem on my
machine. Option "NoAccel" or Option "NoDRI" seems to keep things stable
(but slow).
Upstream is working on it but not much improvements so far...

If you want to look deeper, some upstream bug reports about i865 problems:
http://bugs.freedesktop.org/show_bug.cgi?id=22417
http://bugs.freedesktop.org/show_bug.cgi?id=22904
http://bugs.freedesktop.org/show_bug.cgi?id=20453
http://bugs.freedesktop.org/show_bug.cgi?id=20683
http://bugs.freedesktop.org/show_bug.cgi?id=21470
http://bugs.freedesktop.org/show_bug.cgi?id=22463

Brice




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