Note: I've got CM11 Build 12 and no one else have reported this issue, I've reinstalled the ROM and Kernel from Stock ICS and it's still not working.
DEVICE: Sony Xperia U
ROM: Xperia STE Team CyanogenMod 11 Build 12
VERSION: KitKat 4.4.4
CPU Governor: SMARTASS V2
E/S Governor: SIO