As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 6521776) DURING WALK AROUND FOUND SKIN DAMAGE CORROSION AT VACUUM WASTE CUTOUT 6 O'CLOCK POSITION. ACCOMPLISHED PERMANENT REPAIR ON FUSELAGE SKIN AT STA 917 BETWEEN STR 21L & STR 22L AROUND LAV DUCT VENT NOZZLE ASSY PER DELTA ER/A 625307-14 AND B737-800 SRM 53-70-01-2R-3.