I had quite the same this morning, black screen but with backlight on. And I saw disk activity. Indeed booting in single user mode revealed that fsck was checking the root partition.
Is your bug similar or should I file a new one? -- [maybe initramfs-tools or usplash?] black screen during usplash. Ubuntu boots fine https://bugs.launchpad.net/bugs/68647 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs