As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FUSELAGE SKIN WAS FOUND CORRODED AT THE FWD INBD CORNER OF THE AFT LAV SERVICE DOOR CUTOUT NEAR FS 987 AND STRINGER 27R. THE DAMAGE WAS REMOVED WITH A 4 X 4 INCH CUTOUT AND REPAIRED WITH TWO EXTERNAL ALUMINUM REPAIR DOUBLERS. THE REPAIR WAS ACCOMPLISHED PER ER/A 087716-14, REV A.