panic(cpu 8 caller 0xffffff7f991dfaa3): GPU Panic: mux-regs 4 3 3f 1f 0 0 severity 3 WS-ready 1 switch-state 0 IG FBs 1 EG FBs 0:0 power-state 4 3D idle HDA idle system-state 2 power-level 15:0 power-retry 0:0 connect-change 0 : PowerPlay Failed Resume.