FYI I am not on nouveau (or Nvidia). I have an ATI FireGL 5250 and use radeon.
And for me the system isn't completely frozen, I can CTRL-ALT-F1 over and see the logs there. Killing the session restarts it and sometimes works. [ 28.723] (II) LoadModule: "radeon" [ 28.723] (II) Loading /usr/lib/xorg/modules/drivers/radeon_drv.so [ 28.821] (II) Module radeon: vendor="X.Org Foundation" [ 28.821] compiled for 1.11.3, module version = 6.14.99 [ 28.821] Module class: X.Org Video Driver [ 28.821] ABI class: X.Org Video Driver, version 11.0 [ 28.884] (--) RADEON(0): Chipset: "ATI Mobility FireGL V5250" (ChipID = 0x71d4) [ 28.884] (II) RADEON(0): PCIE card detected xserver-xorg-video-radeon: Installed: 1:6.14.99~git20111219.aacbd629-0ubuntu2 Candidate: 1:6.14.99~git20111219.aacbd629-0ubuntu2 Version table: *** 1:6.14.99~git20111219.aacbd629-0ubuntu2 0 500 http://us.archive.ubuntu.com/ubuntu/ precise/main i386 Packages 100 /var/lib/dpkg/status -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/994203 Title: Xorg freeze with Nouveau drivers To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/994203/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs