As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ROUGH AFTER TAKEOFF, CABIN FILLED WITH SMOKE. ENOUGH SMOKE TO FILL UP TO COCKPIT. SMOKE TANLET MESSAGE ILLUMINATED. ACFT RETURNED TO DEPARTURE, EMERGENCY DECLARED. FOUND BOTH ENGINES OVERSERVICED WITH OIL DRAINED EXCESSIVE OIL FROM BOTH OIL TANKS. SERVICED BOTH ENGINES TO THE FULL MARK. R & R BOTH ACM COALESCER BAGS IAW AMM 21-15-13, OPS TESTED GOOD, RAN ENGINES AT T/O POWER IAW AMM 71-00-00, NO DEFECTS NOTED.