I had the same problem however I don't have a Nvidia driver (Intel HD Graphics instead)
I got this message before enter a loop: video: version magic '3.13.0-143-generic SMP mod_unload modversions ' should be '3.13.0-143-generic SMP mod_unload modversions retpoline ' drm: version magic '3.13.0-143-generic SMP mod_unload modversions ' should be '3.13.0-143-generic SMP mod_unload modversions retpoline ' -- 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/1750937 Title: 4.4.0-116 Kernel update on 2/21 breaks Nvidia drivers (on 14.04 and 16.04) by an insufficient compiler! To manage notifications about this bug go to: https://bugs.launchpad.net/gcc/+bug/1750937/+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