As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK FLR STRUCTURE BETWEEN FR26 & FR27 ON SEAT TRACK AT Y450 IS CORRODED. REMOVED & REPLACED SEAT TRACK IAW SRM 51-40-21 AND AIRBUS DWG A538781975. CORROSION FOUND OUT OF LIMITS IAW SRM 53-10-16 FIG 102. CAT "A" REPAIR MAJOR REPAIR