As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON REMOVAL OF MAIN DECK CARGO FLOOR PANEL NR245BF FOR SEAT TRACK REPAIR ACCESS, SEAT TRACK X=-8 INBD FLANGE AT STA 799 WAS FOUND CORRODED. SPLICE REPAIR CARRIED OUT ON CORRODED SEAT TRACK BETWEEN STATION 745 AND STATION 800 AS PER SRM 53-00-52 FIG 201 REPAIR 1 REV.44. (MAJOR REPAIR)