It seems like all of you are using an amd64 kernel. So this looks like bug 111375.
Can you confirm this? Please provide the output of: $ sudo modprobe -r powernow-k8 $ sudo modprobe powernow-k8 $ dmesg | grep powernow ** Changed in: powernowd (Ubuntu) Importance: Undecided => Medium Assignee: (unassigned) => dAniel hAhler (blueyed) Status: New => Incomplete -- Error in powernowd startup script, "Directory nonexistent" https://bugs.launchpad.net/bugs/85946 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs