Seems that this may be related to a last minute commit to enable vsync for DRI2 CopyRegion. Testing with some packages containing fixes for that code seems to have fixed my machine.
-- x server dies with a SIGSEGV when gnome screen saver blanks the display https://bugs.launchpad.net/bugs/383129 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in ubuntu. _______________________________________________ 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