Do any prior kernels boot, that would tell us if it is a kernel bug or not. Maybe try a Trusty kernel:
https://launchpad.net/~canonical-kernel-security- team/+archive/ubuntu/ppa/+build/11004661 Or maybe even the mainline kernel: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9-rc1/ ** Changed in: linux (Ubuntu) Importance: Critical => High ** Changed in: linux (Ubuntu Xenial) Importance: Critical => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1633391 Title: Ubuntu doesn't boot anymore {REGRESSION} To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1633391/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs