I think I just managed to trigger this without suspending etc. I cold-booting, had the full spectrum of frequencies, decided to run the tpfancontrol script (which overrides the inbuilt fan control logic) and the cpufreq spectrum got locked between 1Ghz and 1Ghz:
current policy: frequency should be within 1000 MHz and 1000 MHz. Running cpufreq-set doesn't change anything. -- cpufreq locked in slowest speed https://bugs.launchpad.net/bugs/88899 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