I'm not entirely sure this is an acpi problem. There is still an 8s wait with acpi disabled (I used acpi=off noacpi).
Apr 25 12:45:27 rock-laptop kernel: [ 1.006726] io scheduler cfq registered (default) Apr 25 12:45:27 rock-laptop kernel: [ 9.004007] pci 0000:00:1d.7: EHCI: BIOS handoff failed (BIOS bug?) 01010001 ** Attachment added: "kern2.log" http://launchpadlibrarian.net/25961087/kern2.log -- Hardy/Intrepid/Jaunty boot hangs with the message: "ACPI: EC: non-query interrupt received, switching to interrupt mode" https://bugs.launchpad.net/bugs/263140 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