As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT AND SEVERAL PASSENGERS HEARD LOUD UNUSUAL NOISE FROM TAIL COMPARTMENT. MAINTENANCE FOUND CATWALK HANGING UP ON FORWARD UPPER PANEL AND THEN FALLING TO THE FLOOR WITH A LOUD CLANG. ADJUSTED CATWALK PER MM. OPERATION CHECKS OK.