Sadly, I must recommend you switch to Intel graphics for now. There's no telling when or if nouveau will ever be stable.
** Changed in: xorg-server (Ubuntu) Status: New => Confirmed ** Summary changed: - xmir black window (mesa 11.0.0) + [nouveau] xmir black window (mesa 11.0.0) and/or freezing and kernel errors -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1499425 Title: [nouveau] xmir black window (mesa 11.0.0) and/or freezing and kernel errors To manage notifications about this bug go to: https://bugs.launchpad.net/mir/+bug/1499425/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs