As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURING D-CHECK INSPECTION ON AIRCRAFT AT AIR ASIA, A 2 INCH BY 6 INCH AREA IG CORROSION WAS FOUND ON PASSENGER CABIN FLOORBEAM UPPER CHORD AT BS 328 FROM LBL 01 TO RBL 05. THE DAMAGED AREA WAS TRIMMED OUT AND REPAIRED PER B727 SRM CHAPTER 51-40-04 FIG 2. (M)