Bug#551804: linux-image-2.6.30-2-686: Booting with PAT enabled crashes kernel in OpenGL apps

[maximilian attems <max@stro.at>]

On Tue, Oct 20, 2009 at 09:51:19PM +0200, Bram Senders wrote:
> Package: linux-image-2.6.30-2-686
> Version: 2.6.30-8
> Severity: normal
> 
> Running OpenGL apps crashes my kernel when PAT is enabled (which is the
> case in the Debian kernel), but not when PAT is explicitly disabled on
> boot.
> 
> Running OpenGL apps with PAT enabled, the apps themselves (tested with
> Processing 1.0.9 in my case, while running random OpenGL examples) do
> not report any problems, but while they are running, I get kernel
> backtraces in my terminals.  Other programs report strange behaviour or
> segfault, then after a few seconds, the entire system locks up.  Witness
> a /var/log/kern.log of this taking place:

hmm please try out 2.6.31 from experimental, should be fixed?