Cristian Aravena Romero, thank you for reporting this and helping make Ubuntu better. Vivid reached EOL on February 4, 2016. See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases
Hence, to see if this is already resolved, could you please advise if this is reproducible via http://cdimage.ubuntu.com/daily-live/current/ ? If not, could you please state what functionality issue you actually have? ** No longer affects: xserver-xorg-video-nouveau-lts-wily (Ubuntu) ** Package changed: xserver-xorg-video-nouveau (Ubuntu) => xorg (Ubuntu) ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: Confirmed => Incomplete -- 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/1511473 Title: nouveau E[ PBUS][0000:01:00.0] MMIO read of 0x00000000 FAULT at 0x002140 [ !ENGINE ] To manage notifications about this bug go to: https://bugs.launchpad.net/nouveau/+bug/1511473/+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