As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 5827 - DIFFICULTY CLOSING FLOWS FOR LANDING CHECKLIST AND SMOKE FILLED CABIN. AFTER LANDING, PERFORMED EMERGENCY EVACUATION. PROPELLER DOME O-RING HAD FAILED AND RESULTANT OIL LEAK ALLOWED OIL TO ENTER ENGINE INTAKE AND CONTAMINATE BLEED AIR TO CABIN. INSTALLED NEW O-RING AND RETURNED TO SERVICE. (X)