As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6771 - IAD-GSP - DURING CLIMB, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO LOUD NOISE COMING FROM COCKPIT RIGHT SIDE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND SECURED OXYGEN SERVICE DOOR. OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)