I got around this with a GTX1080 by choosing advanced options for Ubuntu at GRUB and using the 4.10.0-37-generic kernel. 13.0.0-16-generic causes the "stopping user manager for uid" loop.
I got around this with a GTX1080 by choosing advanced options for Ubuntu at GRUB and using the 4.10.0-37-generic kernel. 13.0.0-16-generic causes the "stopping user manager for uid" loop.