TL;DR: My HP EliteBook 840 G2 was running its CPU at max turbo (2900 MHz) around the clock, even at idle, cooking itself at 83–88°C and throttling on the RAPL power limit over 115,000 times in two hours. I traced it into intel_pstate. c , was fairly convinced I'd found a kernel bug, wrote up a w...
Source: [Dev.to](https://dev.to/muhammad_bilal_linux/my-laptops-cpu-stuck-at-max-turbo-247-heres-why--427)