Hi Brendan, So just to confirm, this issue does not happen in Oneiric. Were you able to test with the latest 3.3 kernel[0], or are you unable to run your cpu_frequency_governers test against the mainline kernel?
[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.3-rc2-precise/ ** Changed in: linux (Ubuntu Precise) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/926136 Title: CPU1 on Dell PowerEdge M610, R715 and IBM X3500 M3 goes offline after exercising frequency governors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/926136/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs