Installing xserver-xorg-video-intel also solved the problem for me. HW: Intel Corporation Haswell-ULT Integrated Graphics Controller.
(thanks Marcin!) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1574266 Title: Xorg freeze [drm] stuck on render ring - gpu hanging too fast, banning To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1574266/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
