How about trying setting the irqpoll boot option. I'm not sure what it does but it seems it works with some similar problems.
-- PIONEER DVD-RW DVRTD08 is disabled after boot https://bugs.launchpad.net/bugs/381879 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
