As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAL - MAJOR REPAIR - DURING C4 CHECK DISCOVERED CORROSION ALONG LT INBOARD SEAT TRACK AT Y765, FROM FS 36 TO FS 41 IN 6 LOCATIONS. MAINTENANCE FOUND THE CORROSION TO BE OUT OF LIMITS IAW AIRBUS 320 SRM 53-31-15. SEAT TRACK WAS REMOVED AND NEW TRACK WAS INSTALLED FROM FS 36 TO FS 41 AT Y765 IAW AIRBUS 320 SRM 51-42-11.