As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 5612188) DURING CABIN VISIT FOUND FWD LAV WITH CORROSION AT LOWER AFT INBOARD CORNER. REMOVED FRAME TUBE PER B737 CMM 25-40-11. FABRICATED REPAIR BLOCK PER ER/A 582489-14TR WIP 676688. INSTALLED REPAIR BLOCK AS PER.ERA 582489-14TR REINSTALLED FWD LAV TRIM AS PER IPL 25-40 OK FOR SVC.