Thanks @BlueSkB, removing the const static output in export_onnx_model.py solves the problem.

Best regards

I would like to add that, after some debug printouts, I can see that the 2nd inference iteration freezes at the function call below:

esp_dl_nn_conv2d_s8_wrapper, which is called by tvmgen_default_esp_main_8 within default_lib1.c

I'm trying to run the sample model.onnx provided in esp-who/components/esp-dl/tutorial/tvm_example/model.onnx using esp-who/components/esp-dl/tutorial/tvm_example/script.sh Quantization, TVM code generation and deployment are all fine. However, I cannot run the inference loop more than once for some...