As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 4742258) TERRIBLE ODOR COMING INTO CABIN UPON TOUCHDOWN + TAXI OUT FROM RDU. CLEANED RECIRCULATION BAY FLOOR PER P.S. 900-1-2-2 NO.2. ALSO R/R RECIRCULATION FILTERS PER B737 AMM 21-25-01. RAN PACKS FOR MULTIPLE HOURS W/ APU, AND BOTH ENGINES AT IDLE. NO ODOR PRESENT.