As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIRTY SOCK SMELL NOTICED IN THE COCKPIT. POSSIBLY TCP(<P>CHECKED A/C BAY PNEUMATIC DUCTS AND COMPONENTS FOR OIL CONTAMINATION .OPERATED BOTH PACKS AND CONFIRMED NO CONTAMINATION NOTICED AT THIS TIME PER AMM 21-00-21-102-300 AND 05-51-56 </P>)