Bug#547937: Loading of i915 with modeset=0 does not help
> I've found that some problems related to xserver-xorg-video-intel may be
> cured by adding "modeset=0" when loading i915 module.
> I've tried that, but it didn't cure the problem.
> X windows crashed again a few minutes ago :-(.
If you can't upgrade your kernel to 2.6.31 with the required fix, you
should downgrade the intel driver to 2.7.1 and use EXA instead of UXA
(Option "AccelMethod" "EXA" in section Driver of xorg.conf). An old
package is available at