Ok finally found a stable boot configuration with acpi=noirq and i915.semaphores=1 on the 3.7-rc2-racing kernel. This config does not display this issue. Tagging kernel-fixed-upstream
** Tags removed: kernel-unable-to-test-upstream ** Tags added: kernel-fixed-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1071353 Title: ACPI Warning: 0x0000000000000460-0x000000000000047f SystemIO conflicts with Region \PMIO 1 (20120320/utaddress-251) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1071353/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
