As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING A FLIGHT, THE CREW NOTICED A FUEL/OIL ODOR IN THE COCKPIT. IT WAS ALSO NOTICED IN THE CABIN WHILE ON THE GROUND. THE NR 1 CARBON SEAL WAS REPLACED. THE FAN DISK ASSEMBLY P/N 6078T57G04, S/N GEE0893 WAS REPLACED (TSN: 10423.9, CNS: 9754).