As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#677, JFK-JAX. 'DIRTY SOCK SMELL ON DESCENT CABIN NOT IN COCKPIT; C/W INFORMATION NOTICE 2017-T015 SECTION B1, INSPECTED APU COMPARTMENT W/NO EVIDENCE OF OIL LEAKS. INSPECTED ENGINE 1 AND 2 FOR ANY SIGNS OF OIL LEAKS WITH NO DEFECTS NOTED. RAN BOTH ENGINES W/FLT CREW IAW AMM 71-00-00-710-012 AND ISOLATED ENG BLEED SYSTEM AND PACKS AND NO ODOR PRESENT IN EITHER CABIN OR FLT DECK. A/C OK TO CONTINUE MCC CARLOS NOTIFIED.'