An apparatus is provided which comprises: a power management circuitry; and a processing circuitry comprising a processing core, wherein the power management circuitry is to: compute first voltage and frequency parameters, and transmit the first voltage and frequency parameters to the processing circuitry for operation of the processing core, and wherein in response to a detection of a fault, the power management circuitry is to: access second voltage and frequency parameters from a memory, and transmit the accessed second voltage and frequency parameters to the processing circuitry for operation of the processing core.