Greetings Max, > I had previously reported this, and I was told that the reported bug was > here: > https://bugs.centos.org/view.php?id=9374 > > Looking at it now, I see that it is closed. Wrong. That reports refers to an earlier bug, which appears to be identical:- https://bugs.centos.org/view.php?id=9209 Looking at the end of the web page, you will see a splendid Centos hero has found a solution you may wish to try. " toracat (developer) 2016-02-21 04:23 The latest centosplus kernel (kernel-2.6.32-573.18.1.el6.centos.plus) now has CONFIG_DRM_I915_UMS disabled. " Good Luck. -- Regards, Paul. England, EU. England's place is in the European Union.