Juha Luoma, I'll close this out given you haven't seen this issue since updating.
** Changed in: xorg (Ubuntu) Status: Incomplete => Invalid -- 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/1717704 Title: [drm] GPU HANG: ecode 8:0:0xbe722ffe, in compiz [2256], reason: Ring hung, action: reset To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1717704/+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