The fix mentioned in comment #11 is now in upstream v3.13-rc4. Can you test this kernel to confirm if this fixes the bug or not:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.13-rc4-trusty/ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1257338 Title: [Acer Aspire E1-572] Freezes at shutdown screen when attempting to shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1257338/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
