As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOUBLER AT FR82-83 STGR28R-29R - LFEC INSPECTION DETECTED POSSIBLE CORROSION IN FASTENERS OR BETWEEN SKIN AND DOUBLER, AS MARKED EXTERNALLY. UPON VISUAL INSPECTION FROM INSIDE AFT CARGO. CORROSION NOTED AROUND ADDITIONAL FASTENERS OF DOUBLER REPAIR.