same issue as with OP, system hangs 1 second after boot. turning off acpi solves the problem, but that's not really a good option, hyper threading gets disabled as well with it. all previous kernel versions worked fine.
Intel 102GCC2 motherboard, with ATI chipset -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/883441 Title: Kernel 3.0 (11.10 default kernel) won't boot unless acpi=off, worked fine with the default kernels of the 3 previous releases To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/883441/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs