As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 5821 - IAD - FLIGHT CREW REPORTED SMOKE SMELL IN LAV AREA DURING TAKEOFF. CREW PERFORMED AIR RETURN AND LANDED UNEVENTFULLY. IAD MX REMOVED AND REPLACED ENG NR 2 CVG ACTUATOR AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.