As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURING S-CHECK INSPECTION AT AIR ASIA, SEVERE CORROSION WAS FOUND ON AFT CARGO COMPARTMENT FUSELAGE BELLY SKIN AT STRINGER S28R BETWEEN BS 1042 AND BS 1065. THE CORRODED SKIN 4 INCH BY 2 INCH AND 2 INCH BY 2 INCH IN SIZE WAS TRIMMED OUT AND REPAIRED PER B727 SRM 53-30-03 FIGURE 3. (M)