Happened to me after return from suspend. Resulted black screen for both VT and Graphical modes until reboot.
Oneiric: xserver-xorg-video-intel=2:2.15.901-1ubuntu2 linux-image-3.0.0-12-generic-pae 3.0.0-12.20 Attached kern.log nothing unusual in Xorg.x.log ** Attachment added: "kern.log" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/881867/+attachment/2578540/+files/kern.log -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/881867 Title: [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/881867/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
