Python crash

[shadi abu samra]

Hello,

I call python function from swift using PythonKit. In my python file I use OpenCV ( import cv2)

The app crash and below crash stack trace:

Thread 2 Crashed:

0   libopenblas.0.dylib           0x000000020ead7718 dgetrf_parallel + 24

1   libopenblas.0.dylib           0x000000020e7bd007 dgesv_ + 407

2   _umath_linalg.cpython-37m-darwin.so 0x0000000218670a69 DOUBLE_inv + 921

3   _multiarray_umath.cpython-37m-darwin.so 0x000000020e5b61f8 PyUFunc_GenericFunction_int + 20936

4   _multiarray_umath.cpython-37m-darwin.so 0x000000020e5b7dbd ufunc_generic_call + 189

5   python3                       0x000000020d8bfa0c _PyObject_FastCallKeywords + 172

6   python3                       0x000000020d9f0c13 call_function + 515

7   python3                       0x000000020d9e8f5b _PyEval_EvalFrameDefault + 22347

8   python3                       0x000000020d8be770 _PyFunction_FastCallDict + 240

9   _multiarray_umath.cpython-37m-darwin.so 0x000000020e34e06c array_implement_array_function + 300

10  python3                       0x000000020d8c02d1 _PyMethodDef_RawFastCallKeywords + 353

11  python3                       0x000000020d9f0b7c call_function + 364

12  python3                       0x000000020d9e8ebb _PyEval_EvalFrameDefault + 22187

13  python3                       0x000000020d9e2157 _PyEval_EvalCodeWithName + 551

14  python3                       0x000000020d8bffc9 _PyFunction_FastCallKeywords + 409

15  python3                       0x000000020d9f0acc call_function + 188

16  python3                       0x000000020d9e8720 _PyEval_EvalFrameDefault + 20240

17  python3                       0x000000020d8bff1b _PyFunction_FastCallKeywords + 235

18  python3                       0x000000020d9f0acc call_function + 188

19  python3                       0x000000020d9e8720 _PyEval_EvalFrameDefault + 20240

20  python3                       0x000000020d8bff1b _PyFunction_FastCallKeywords + 235

21  python3                       0x000000020d9f0acc call_function + 188

22  python3                       0x000000020d9e8720 _PyEval_EvalFrameDefault + 20240

23  python3                       0x000000020d9e2157 _PyEval_EvalCodeWithName + 551

24  python3                       0x000000020d8bffc9 _PyFunction_FastCallKeywords + 409

25  python3                       0x000000020d9f0acc call_function + 188

26  python3                       0x000000020d9e8720 _PyEval_EvalFrameDefault + 20240

27  python3                       0x000000020d8bff1b _PyFunction_FastCallKeywords + 235

28  python3                       0x000000020d9f0acc call_function + 188

29  python3                       0x000000020d9e8720 _PyEval_EvalFrameDefault + 20240

30  python3                       0x000000020d8bff1b _PyFunction_FastCallKeywords + 235

31  python3                       0x000000020d9f0acc call_function + 188

32  python3                       0x000000020d9e8697 _PyEval_EvalFrameDefault + 20103

33  python3                       0x000000020d9e2157 _PyEval_EvalCodeWithName + 551

34  python3                       0x000000020d8be842 _PyFunction_FastCallDict + 450

35  python3                       0x000000020d8c2aaa method_call + 122

36  python3                       0x000000020d8c083f PyObject_Call + 127

37  python3                       0x000000020d9e9066 _PyEval_EvalFrameDefault + 22614

38  python3                       0x000000020d9e2157 _PyEval_EvalCodeWithName + 551

39  python3                       0x000000020d8be842 _PyFunction_FastCallDict + 450

40  python3                       0x000000020d93bd70 slot_tp_call + 176

41  python3                       0x000000020d8c083f PyObject_Call + 127

42  com.apple.taggingStation       0x000000010246bc0b ThrowingPythonObject.dynamicallyCall(withArguments:) + 779

43  com.apple.taggingStation       0x00000001023b448a PythonObject.callFunction(name:withArguments:) + 106

44  com.apple.taggingStation       0x000000010239ea78 specialized closure #1 in PythonScanner.performFunction<A>(function:withArguments:completion:) + 504

45  com.apple.taggingStation       0x00000001023a506e partial apply for specialized closure #1 in PythonScanner.performFunction<A>(function:withArguments:completion:) + 46

46  com.apple.taggingStation       0x00000001023459a9 thunk for @escaping @callee_guaranteed () -> () + 25

47  libdispatch.dylib             0x00007fff68d9a6c4 _dispatch_call_block_and_release + 12

48  libdispatch.dylib             0x00007fff68d9b658 _dispatch_client_callout + 8

49  libdispatch.dylib             0x00007fff68da0c44 _dispatch_lane_serial_drain + 597

50  libdispatch.dylib             0x00007fff68da15d6 _dispatch_lane_invoke + 363

51  libdispatch.dylib             0x00007fff68daac09 _dispatch_workloop_worker_thread + 596

52  libsystem_pthread.dylib       0x00007fff68ff5a3d _pthread_wqthread + 290

53  libsystem_pthread.dylib       0x00007fff68ff4b77 start_wqthread + 15

 

Please advice me

[Dan Zheng]

Hi Shadi,

Could you please share a minimal reproducer program? Thanks!

Dan

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