Hello, I have the same info in dmesg:
hwpstate0: set freq failed, err 6
hwpstate0: set freq failed, err 6
hwpstate0: set freq failed, err 6
hwpstate0: set freq failed, err 6
hwpstate0: set freq failed, err 6
root@bacup:/ # sysctl -a | grep cpu
cpu HAMMER
device cpufreq
kern.ccpu: 0...