Package: src:linux Version: 3.16.7-ckt7-1 Severity: normal Dear Maintainer,
As documented at https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1384342 a GPU hang will regularly occur on Intel IvyBridge and Haswell GPUs. This was fixed upstream in patches 48bf5b2 and 2a92d5b which were included in Linux 3.19. Author: Chris Wilson <ch...@chris-wilson.co.uk> Date: Sat Dec 27 09:48:28 2014 +0000 drm/i915: Ban Haswell from using RCS flips Like Ivybridge, we have reports that we get random hangs when flipping with multiple pipes. Extend commit 2a92d5bca1999b69c78f3c3e97b5484985b094b9 Author: Chris Wilson <ch...@chris-wilson.co.uk> Date: Tue Jul 8 10:40:29 2014 +0100 drm/i915: Disable RCS flips on Ivybridge to also apply to Haswell.