New submission from Stefan Krah <ste...@bytereef.org>:
I'm opening a separate issue to prevent #40521 from getting too big. Lists and tuples sometimes leak (starting 69ac6e58f and later): ==1445== 56 bytes in 1 blocks are definitely lost in loss record 1,542 of 4,898 ==1445== at 0x4C2DE56: malloc (vg_replace_malloc.c:299) ==1445== by 0x550487: _PyObject_GC_Alloc (gcmodule.c:2233) ==1445== by 0x550487: _PyObject_GC_Malloc (gcmodule.c:2260) ==1445== by 0x550487: _PyObject_GC_New (gcmodule.c:2272) ==1445== by 0x44CB04: PyList_New (listobject.c:144) ==1445== by 0x4E3DE1: init_filters (_warnings.c:88) ==1445== by 0x4E3DE1: warnings_init_state (_warnings.c:120) ==1445== by 0x4E3DE1: _PyWarnings_InitState (_warnings.c:1372) ==1445== by 0x521720: pycore_init_import_warnings (pylifecycle.c:687) ==1445== by 0x521720: pycore_interp_init (pylifecycle.c:735) ==1445== by 0x5246A0: pyinit_config (pylifecycle.c:763) ==1445== by 0x5246A0: pyinit_core (pylifecycle.c:924) ==1445== by 0x5246A0: Py_InitializeFromConfig (pylifecycle.c:1134) ==1445== by 0x4285DC: pymain_init (main.c:66) ==1445== by 0x4296A1: pymain_main (main.c:653) ==1445== by 0x4296A1: Py_BytesMain (main.c:686) ==1445== by 0x578882F: (below main) (libc-start.c:291) ==1445== 64 bytes in 1 blocks are definitely lost in loss record 2,259 of 4,898 ==1445== at 0x4C2DE56: malloc (vg_replace_malloc.c:299) ==1445== by 0x550611: _PyObject_GC_Alloc (gcmodule.c:2233) ==1445== by 0x550611: _PyObject_GC_Malloc (gcmodule.c:2260) ==1445== by 0x550611: _PyObject_GC_NewVar (gcmodule.c:2289) ==1445== by 0x48452C: tuple_alloc (tupleobject.c:76) ==1445== by 0x48452C: _PyTuple_FromArray (tupleobject.c:413) ==1445== by 0x435EE0: _PyObject_MakeTpCall (call.c:165) ==1445== by 0x436947: _PyObject_FastCallDictTstate (call.c:113) ==1445== by 0x436947: PyObject_VectorcallDict (call.c:142) ==1445== by 0x61DFC5: builtin___build_class__ (bltinmodule.c:232) ==1445== by 0x5E8A39: cfunction_vectorcall_FASTCALL_KEYWORDS (methodobject.c:440) ==1445== by 0x41F4D5: _PyObject_VectorcallTstate (abstract.h:114) ==1445== by 0x41F4D5: PyObject_Vectorcall (abstract.h:123) ==1445== by 0x41F4D5: call_function (ceval.c:5111) ==1445== by 0x42220E: _PyEval_EvalFrameDefault (ceval.c:3542) ==1445== by 0x4E6882: _PyEval_EvalFrame (pycore_ceval.h:40) ==1445== by 0x4E6882: _PyEval_EvalCode (ceval.c:4366) ==1445== by 0x4E6A65: _PyEval_EvalCodeWithName (ceval.c:4398) ---------- messages: 370813 nosy: skrah, vstinner priority: normal severity: normal status: open title: Leaks in new free lists _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue40887> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
