In case anybody with the same hardware as me comes across this: I'm seeing the same symptoms on a Dell E6410 powered by an nVidia card using the nouveau driver. The workaround described in comment #26 also fixes the problem for me.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/779753 Title: T400 laptop. Freezes or mouse stutters. Kworker process using too much CPU. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/779753/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
