As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/A'S REPORT DIRTY SOCK SMELL IN FORWARD CABIN IN LEVEL FLIGHT AT 7000'-PERFORMED TSM 05-50-00-810-831 RUN ENGINES #1 AND #2 BOTH PACKS NO FUMES SMELL NOTED FFOUND COS TO BE TYPE 9 MISCELLANEUS. SMELL LIKE HAIR PRODUCTS @ FWD CABIN UNABLE TO DUPLICATE ANY FAULTS OR SMELL FROM PACK #1 AND #2