On Thu, Nov 25, 2010 at 18:25:49 +0100, Tobias Nissen wrote: > Michel Dänzer wrote: > > On Don, 2010-11-25 at 09:11 +0100, Tobias Nissen wrote: > >> After my routine `aptitude safe-upgrade` two days ago I noticed, > >> that I was unable to playback flash videos in fullscreen. Since > >> some X-component had been upgraded I restarted GDM. After that X > >> didn't start anymore at all. The log then showed this: > [Segfault] > >> I then copied all files from my backup > >> at /usr/lib/xorg/modules/extensions to the running system and > >> restarted X -- now it works again. I think something is wrong with > >> libglx.so. > > [...] > >> Versions of packages xserver-xorg-core recommends: > >> ii libgl1-mesa-dri 7.9+repack-1 A free implementation > >> of the OpenG > > [...] > >> [UPGRADE] libgl1-mesa-dri 7.8.2-2 -> 7.9+repack-1 > > > > Does downgrading libgl1-mesa-dri to sid work around either of the > > problems? > > I didn't try that because now I also get the segfault with the old > version... > > > Though I'm not sure why restoring the older extension modules would > > make a difference, the xorg-server changelog doesn't seem to mention > > any GLX/DRI2 related changes. > > ...sorry for the confusion, but as it seems the behaviour is triggered > by my modprobe-configuration. With KMS enabled, resuming from > hibernation often doesn't work with my Radeon Mobility X1400. The > screen is distorted sometimes too. So I disabled KMS with this > configuration in /etc/modprobe.d/radeon-kms.conf: > > options radeon modeset=0 > options radeon agpmode=-1 > > If I boot with KMS enabled (which seems to be the default for my > system¹) I get a working X system (with the occasional distorted > screen, as before :-/ ) > libgl1-mesa-dri 7.9 ships the gallium r300 driver instead of the classic one. The gallium driver depends on kms. It really shouldn't segfault the server though... Cheers, Julien
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