As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IMMEDIATELY AFTER LANDING F/A CALLED UP INFORMING US THEY HAD A STRONG DIRTY SOCK SMELL THAT BEGAN 5 MINUTES BEFORE LANDING AND DURING TAXI-IN. FOUND RESIDUAL OIL IN NBR 2 ENGINE INLET-CONE. REPLACED SHAFT SEAL ON NBR 2 ENGINE AND PERFORMED ECS DECONTAMINATION REVERSE DUCT (LEVEL B) BURN PROCEDURE PER A321 AMM 21-00-00-615-803 AND 36-10-00-615-805 AND REPLACED BOTH RECIRCULATION FILTERS. (LP 7656533)