As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX ON FLIGHT 2131- FLIGHT ATTENDANT REPORTED A ODOR THAT SMELLED LIKE BURNING OIL IN FORWARD PART OF CABIN AFTER ENGINE START. FOUND NR 1 ENGINE OIL OVER SERVICED APPROXIMATELY 1 QUART. REMOVED EXCESS OIL FROM ENGINE. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.