As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR AFT STAIR PANEL FOUND CRACKED AND CORRODED. LOCATED AND DRILLED NEW SERVICEABLE AFT STAIR PANEL IAW CRJ900 SRM 51-40-11-001-001-A01 PN: 601R317071-11 INSTALLED AFT STAIR WEB IAW CRJ900 SRM 51-42-06-001-001-A01 AND 51-42-13-001-001-A01