presumably a driver bug, can you attach the also info information? https://wiki.ubuntu.com/Audio/AlsaInfo
** Changed in: xserver-xorg-video-nouveau (Ubuntu) Assignee: (unassigned) => Maarten Lankhorst (mlankhorst) ** Changed in: xserver-xorg-video-nouveau (Ubuntu) Status: New => 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/1139468 Title: Nouveau HDMI sound plays only on same monitor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1139468/+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