As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C5 CHECK DISCOVERED CORROSION ON PASSENGER SEAT TRACK AT Y765 AT FR40+19". CORROSION WAS FOUND TO BE OUT OF LIMITS. MAINTENANCE REMOVED AND REPLACED SEAT TRACK FROM FR 36 TO FR 41 AT Y765 IAW AIRBUS 320 SRM 51-72-11 PAGE 1 AND SRM 51-42-11.