As described in comment #29 the problem can be solved by downgrading the kernel, so it is most probably a regression in the kernel. Adding kernel task ...
** Also affects: linux (Ubuntu) Importance: Undecided Status: New ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Changed in: linux (Ubuntu) Status: New => Confirmed ** Changed in: linux (Ubuntu) Milestone: None => raring-updates ** Changed in: xorg-server (Ubuntu) Milestone: None => raring-updates -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1167301 Title: REGRESSION: Mirroring display works only with 1024x768 (4:3) resolution whereas my laptop has 1366x768 (16:9) and the external monitor 1920x1080 (16:9) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1167301/+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