FYI, I found others dealing with this bug at http://bugzilla.kernel.org/show_bug.cgi?id=14679
There is a patch located at http://bugzilla.kernel.org/attachment.cgi?id=23958 which resolved my issues. This is a Toshiba ACPI BIOS bug. It looks to be specific to Toshiba laptops with the Insyde BIOS and ATI graphics cards/chipsets. The patch has a workaround for the broken ACPI functionality. Instructions for compiling this patch into a custom kernel can be found at http://ubuntuforums.org/showthread.php?t=1301101&page=8 , in post # 71. ** Bug watch added: Linux Kernel Bug Tracker #14679 http://bugzilla.kernel.org/show_bug.cgi?id=14679 ** Also affects: linux via http://bugzilla.kernel.org/show_bug.cgi?id=14679 Importance: Unknown Status: Unknown -- Boot halts on Toshiba L505 https://bugs.launchpad.net/bugs/472183 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs