As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUSELAGE SKIN HAS MECHANICAL DAMAGE. (MISDRILLS DUE TO PREVIOUSLY ACCOMPLISHED STOP DRILLS ON THE R H ENGINE PYLON UPPER AFT FAIRING SUPPORT ANGLE) CUT OUT DAMAGED AREA OF SKIN. FABRICATED AND INSTALLED A FILLER EXTERNAL DOUBLER AND TWO TAPERED SHIMS IAW AAR EA 11608 AND ASA EA 5330 02116.