Maybe is needed to try a temporal or a permanent disabling (deactivation) of nouveau driver, by blacklisting the driver. Temporal is done by using the kernel parameter nouveau.blacklist=yes. Permanent is done by adding the line 'blacklist nouveau' in the end of file /etc/modprobe.d/blacklist.conf.
For more information please read these: http://askubuntu.com/questions/110341/how-to-blacklist-kernel-modules http://forums.fedoraforum.org/showthread.php?t=300720 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/1291574 Title: nouveau DRM GPU lockup, PFIFO unhandled status 0x00800000 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1291574/+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