Suppress multiprocessing errors

Author: bstaletic

.github/workflows/ci.yml

@@ -223,9 +223,10 @@ jobs:
         --suppressions=tests/valgrind-python.supp
         --suppressions=tests/valgrind-numpy-scipy.supp
         --suppressions=tests/valgrind-misc.supp
+        --suppressions=tests/valgrind-multiprocessing.supp
         --gen-suppressions=all
         python -m pytest
-        tests/test_[abcdefhijklmnopqrstuwxyz]*.py
+        tests/test_[^v]*.py
 
 
 #   # Testing on clang using the excellent silkeh clang docker images

tests/valgrind-multiprocessing.supp

@@ -0,0 +1,108 @@
+###
+### Python
+###
+
+{
+   Python leaks when spawning a subprocess
+   Memcheck:Leak
+   fun:malloc
+   fun:_PyMem_RawMalloc
+   fun:PyMem_RawMalloc
+   fun:PyThread_allocate_lock
+   fun:_PyEval_InitState
+   fun:PyInterpreterState_New
+   ...
+   fun:pyinit_core*
+   fun:Py_InitializeFromConfig
+   fun:pymain_init
+   fun:pymain_main
+}
+{
+   Python leaks when spawning a subprocess
+   Memcheck:Leak
+   fun:malloc
+   fun:_PyMem_RawMalloc
+   fun:_PyMem_DebugRawAlloc
+   fun:_PyMem_DebugRawMalloc
+   fun:PyMem_RawMalloc
+   fun:PyThread_allocate_lock
+   fun:_PyRuntimeState_Init_impl
+   fun:_PyRuntimeState_Init
+   fun:_PyRuntime_Initialize
+   fun:pymain_init
+   fun:pymain_main
+   fun:Py_BytesMain
+}
+{
+   Python leaks when spawning a subprocess
+   Memcheck:Leak
+   fun:malloc
+   fun:_PyMem_RawMalloc
+   fun:PyMem_RawMalloc
+   fun:PyThread_allocate_lock
+   fun:_PyImport_AcquireLock
+   fun:_imp_acquire_lock_impl*
+   fun:_imp_acquire_lock
+   fun:cfunction_vectorcall_NOARGS
+   fun:_PyObject_VectorcallTstate
+   fun:PyObject_Vectorcall
+   fun:call_function
+   fun:_PyEval_EvalFrameDefault
+   fun:_PyEval_EvalFrame
+   fun:function_code_fastcall
+}
+{
+   Python leaks when spawning a subprocess
+   Memcheck:Leak
+   fun:malloc
+   fun:_PyMem_RawMalloc
+   fun:PyMem_RawMalloc
+   fun:PyThread_allocate_lock
+   fun:newlockobject
+   ...
+   fun:cfunction_vectorcall_NOARGS
+   fun:_PyObject_VectorcallTstate
+   fun:PyObject_Vectorcall
+   fun:call_function
+   fun:_PyEval_EvalFrameDefault
+   fun:_PyEval_EvalFrame
+   fun:function_code_fastcall
+   fun:_PyFunction_Vectorcall
+}
+{
+   Python leaks when spawning a subprocess
+   Memcheck:Leak
+   fun:malloc
+   fun:_PyMem_RawMalloc
+   fun:PyMem_RawMalloc
+   fun:PyThread_allocate_lock
+   fun:rlock_new
+   fun:type_call
+   fun:_PyObject_Call
+   fun:PyObject_Call
+   fun:do_call_core
+   fun:_PyEval_EvalFrameDefault
+   fun:_PyEval_EvalFrame
+   fun:_PyEval_EvalCode
+   fun:_PyFunction_Vectorcall
+}
+
+###
+###  NumPy
+###
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   fun:malloc
+   ...
+   fun:_buffer_get_info
+   fun:array_getbuffer
+   fun:PyObject_GetBuffer
+   fun:__Pyx__GetBufferAndValidate*
+   fun:__pyx_f_5numpy_6random_13bit_generator_12SeedSequence_mix_entropy
+   fun:__pyx_pw_5numpy_6random_13bit_generator_12SeedSequence_1__init__
+   fun:type_call
+   fun:__Pyx__PyObject_CallOneArg
+   fun:__pyx_pw_5numpy_6random_13bit_generator_12BitGenerator_1__init__
+}