As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4041 CREW REPORTED, DURING CLIMB LAV SMOKE. LAST 2 MINUTES FLIGHT ATTENDANT REPORTED OIL SMELL. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED RIGHT ENGINE IAW W/C 71-000-00. PERFORMED OPERATIONAL CHECK. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.