Same problem, when i plug a second monitor with hdmi , system hang. Nothing without reboot. System : Ubuntu 16.04. kernel : 4.4.0-22-generic graphic : intel i915 (patched with intel graphic driver installer)
But using kernel 4.4.8 (from ubuntu kernel archive), it works fine. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1559308 Title: Plugging HDMI screen in causes system hang To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1559308/+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