I'm now back to 0x7a000002 hangs (mesa 8.0~rc2-0ubuntu4, no relevant PPAs). Unity also died with the first hang, restarting it fails with:
intel_do_flush_locked failed: Input/output error Attaching error state file. ** Attachment added: "i915_error_state" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/899159/+attachment/2712085/+files/i915_error_state -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/899159 Title: [snb-gt2] GPU lockup render.IPEHR: 0x7b009004 To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/899159/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs