I am seeing
[drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... render ring idle
followed by a graphics freeze and the need to reboot (if I can) in Fedora 20 with the latest updates including the 3.15.4 kernel.
I am seeing
[drm:i915_ hangcheck_ elapsed] *ERROR* Hangcheck timer elapsed... render ring idle
followed by a graphics freeze and the need to reboot (if I can) in Fedora 20 with the latest updates including the 3.15.4 kernel.