NvMMLiteNVMEDInvbufsurface: mapping of memory type (-1734435427) not supported nvbufsurface: error in mapping Seg fault

Accelerated Computing Intelligent Video Analytics DeepStream SDK
6

Could you attach your pipeline graph and set GST_DEBUG=3 to get a whole log? You can refer the link below:
https://forums.developer.nvidia.com/t/deepstream-sdk-faq/80236/10