As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COCKPIT AND CABIN SMOKE VISIBLE AND DETECTABLE. VERIFIED SMOKE ODOR & VISIBLE SMOKE HAZE. INSPECTED ENGINE INLETS AND FOUND OIL PUDDLE IN BOTTOM OF THE LT ENGINE UNDER FAN BLADES & RUNNING DOWN BACKSIDE OF FAN BLADES INDICATING THE 0 CARBON SEAL HAD FAILED. REPLACED THE CARBON SEAL IAW MM 72-25-25-000-801, & 72-25-25-400-801. PERFORMED APPLICABLE ENGINE RUNS IAW MM , AND ETN-EM-72-034. NO FURTHER LEAKS OR ODORS NOTED.