As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT SCHEDULED INSPECTION, DETERMINED STRINGER 21, BETWEEN FS 151.9 AND FS 176.59 TO BE CORRODED. DAMAGED STRINGER SECTION REMOVED, SKIN CLEANED AND INSPECTED AND STRINGER SPLICE REPAIR PERFORMED PER STRUCTURAL REPAIR MANUAL AND DER DRAWING.