Upgrading to 3.0.6 kernel has fixed this for me; http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.0.6-oneiric/
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/878294 Title: external USB disk freezes PC when unmounted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ntfs-3g/+bug/878294/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs