As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE: C, LT WING NR 6 V/C FLAP IB UNKAGE OB RIB NR 4 AND NR 5 ROTARY ACTUATOR MOUNTING HOLES FOUND PITTING CORROSION (COUNT FROM IB CLOCKWISE). NR 4 AND NR 5 BOLT HOLES REPAIRED IAW RS 57-41-35066 AND REFER EO B747-5740-19269-A FOR REPEAT INSPECTION INSTRUCTIONS.