As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) SMOKE IN COCKPIT IMMEDIATELY AFTER TAKEOFF. MOSTLY COMING FROM CAPTAIN'S VENT. DONNED O2 MASKS. SMOKE LAV MESSAGE FOLLOWED. PERFORMED EMERGENCY PROCEDURE. FA NOTICED SMOKE IN CABIN AS WELL.NO FIRE IN LAV. PERFORMED EVACUATION AT GATE.LANDED OVERWEIGHT (50,000 LBS). REMOVED AND REPLACED NR 1 CARBON SEAL IAW GE MM. RAN PACKS WITH ENGINES. NO SMOKE IN CABIN OR COCKPIT. ALL CHECKS GOOD