As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DIRTY SOCKS SMELL IN FIRST CLASS AND BACK OF COACH BELOW 10K ON LANDING. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202206079538: REPLACED APU PER TASK CARD 26L00021004** (CLOSED)