As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT # 459, JFK-BUR. FLIGHT ATT NOTICED A STRONG DIRTY SOCK ODOR DURING TAKE-OFF AND CLIMB OUT. THE STRONGEST CABIN. ( PACKS ) ; ACCOMPLISHED INFO NOTICE 2017-T015I. FOUND PACK TO SOURCE OF ODOR. PLACED PACK 2 ON MEL 21-52-01C CAT C. SECURED PACK FLOW CONTROL VALVE CLOSED IAW AMM TASK 21-51-00. MX4 UPDATED, MCC JAIME NOTIFIED. (SUPPLEMENTAL INFORMATION TO FOLLOW)