Michael Murphy, thank you for your comments. Given the kernel is crashing, I'm going to reinstate the linux (Ubuntu) task for now. Hence, could you please boot into Raring, and execute the following in a terminal: apport-collect 1250321
** Project changed: systemd => linux (Ubuntu) ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Summary changed: - Ubuntu 13.10 + 14.04 Catastrophic Random Kernel Crashes on Boot with ASUS UEFI Motherboards + [ASUS Sabertooth 990FX] Ubuntu 13.10/14.04 Catastrophic Random Kernel Crashes on Boot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1250321 Title: [ASUS Sabertooth 990FX] Ubuntu 13.10/14.04 Catastrophic Random Kernel Crashes on Boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/efibootmgr/+bug/1250321/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs