undefined-behavior in DGNProcessElement(DGNInfo ,

undefined-behavior in DGNProcessElement(DGNInfo ,: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). UndefinedBehaviorSanitizer: undefined-behavior in function DGNProcessElement(DGNInfo, int, int) in file gdal/gdal/ogr/ogrsf frmts/dgn/dgnread.cpp