I have a similar issue with my laptop with AMD graphics running ubuntu gnome 15.04, which I originally reported as #1447356. I have kernels 3.19.0-15 and 3.19.0-22 and both of them give a black screen after the grub screen.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1475914 Title: login freezes or black screen with kernel higher than 3.19.0-15 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1475914/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
