As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO PIT STA 1841 RBL 19 SEAT TRACK HAS ELONGATED HOLE INBOARD SIDE. MARKED IN RED. CORROSION WAS DISCOVERED AFTER FURTHER INSPECTION. SEE JPF. REMOVED AND REPLACED WITH A FABICATED SEAT TRACK AT STA 1841-1967 AND RBL 19 REF. MD11 SRM 51-31-01-0G AND DOUGLSS DWG AGA3855. SEE JPF. MAJOR REPAIR.