@Joseph, Hi! i've retested this with: v3.1 (fails) and also v3.2-rc1 (WORKS!) - however, any later kernel release for precise is broken and still causes the brightness key lockup. I also tested the v3.4-rc6-precise and that produces the same problem. Please advise. Thanks!
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/992720 Title: [Lenovo E420s] Hitting brightness keys causes machine to lock up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/992720/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs