As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: BUBBLED PAINT/ POSSIBLE CORROSION AROUND AFT LAV VENT. CORROSION ON SKIN AT STA 907 TO STA 927, STR 20L TO STR 23 L. MAINTENANCE INSTALLED DOUBLER REPAIR ON SKIN STA 907 TO STA 927, STR 20L TO STR 23 L IAW SRM 53-70-012R PROCEDURE 3.