With the latest drm-intel-next kernel there is a commit that will record the failed batch buffer to /sys/kernel/debug/dri/0/i915_error_state. Could you test that kernel and upload it along with Xorg.0.log and dmesg output from the same time?
** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Incomplete ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Incomplete => Confirmed ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Incomplete ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Incomplete => Confirmed -- [i945] Intel 82945G/GZ Integrated Graphics Controller Freezes when compiz enabled https://bugs.launchpad.net/bugs/475429 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs