As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAS REPORTED SMOKE/FUMES "STRONG DIRTY SOCKS SMELL" ON APPROACH. FA'S REPORTED SMELL DISSIPATED SHORTLY AFTER LANDING. FOUND OIL WETTING FROM BACK OF SPINNER ON #1 ENG. REPLACED #1 ENGINE FAN SHAFT COVER SEAL PER A321 AMM 72-15. LEAK CHECK GOOD AFTER ENGINE RUN. (LP 8139110)