As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3540 DURING CLIMB OUT AT APPROX FL180 CREW DETECTED SMOKE IN THE COCKPIT FOLLOWED BY A LAV SMOKE INDICATION. CREW CONFIRMATION SMOKE IN THE CABIN. CREW THEN NOTICED A LOW OIL QUANTITY ON THE NR 1 ENG (3QTS) AND COMPLETED A PRECAUTIONARY ENGINE SHUT DOWN. THE SMOKE AND SMOKE INDICATION DISSIPATED. LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. C/A R&R LT ENGINE. OPS CHECK GOOD. ACFT RETURNED TO SERVICE.