When yolov7 was deployed by TVM, a Segmentation fault occurred during the extraction of the calculation diagram task, and the specific error codes were traced. Appears in tasks, task_weights = auto_scheduler.extract_tasks(mod["main"], params, target)

[JJZOU]

ubuntu 16.04 tvm 0.9 The specific error is located in the code “build_thread.join()” in relay_integration in Figure 2