As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BS 1138 TO 1144 LBL9-11 WING CTR SECTION UPPER SURFACE FOUND CORRODED. CORROSION BLEND OUT 0.064" BY 2" BY 2" EXCEED SRM LIMIT. BS 118 - 1144 LBL9-11 WING CTR SECTION UPPER SKIN REPAIRED AS PER RS R57-14-35593 AND UPS ENGINEERING FILE NUMBER 747-57-20107.