tracemalloc.stop() Can Crash With a Subinterpreter

[ericsnowcurrently]

Crash report

Reproducer:

import tracemalloc
import _xxsubinterpreters as _interpreters

tracemalloc.start()
interpid = _interpreters.create()
print(tracemalloc.get_traced_memory())
tracemalloc.stop()

It crashes at tracemalloc.stop():

  Id   Target Id         Frame
* 1    Thread 0x7f7584fb5100 (LWP 16763) 0x000055ea735459c9 in _PyObject_DebugDumpAddress (p=0x7f758310cd30) at Objects/obmalloc.c:2409


Thread 1 (Thread 0x7f7584fb5100 (LWP 16763)):
#0  0x000055ea735459c9 in _PyObject_DebugDumpAddress (p=0x7f758310cd30) at Objects/obmalloc.c:2409
#1  0x000055ea73545699 in _PyMem_DebugCheckAddress (func=0x55ea737fb2b0 <__func__.22287> "_PyMem_DebugRawFree", api=114 'r', p=0x7f758310cd30) at Objects/obmalloc.c:2327
#2  0x000055ea735450e8 in _PyMem_DebugRawFree (ctx=0x55ea73c3b188 <_PyRuntime+520>, p=0x7f758310cd30) at Objects/obmalloc.c:2160
#3  0x000055ea73542949 in PyMem_RawFree (ptr=0x7f758310cd30) at Objects/obmalloc.c:686
#4  0x000055ea73544c4c in _PyObject_Free (ctx=0x0, p=0x7f758310cd30) at Objects/obmalloc.c:1854
#5  0x000055ea7354512e in _PyMem_DebugRawFree (ctx=0x55ea73c3b1e8 <_PyRuntime+616>, p=0x7f758310cd40) at Objects/obmalloc.c:2164
#6  0x000055ea735455f7 in _PyMem_DebugFree (ctx=0x55ea73c3b1e8 <_PyRuntime+616>, ptr=0x7f758310cd40) at Objects/obmalloc.c:2297
#7  0x000055ea73542cd3 in PyObject_Free (ptr=0x7f758310cd40) at Objects/obmalloc.c:831
#8  0x000055ea7359ab74 in unicode_dealloc (unicode=<unknown at remote 0x7f758310cd40>) at Objects/unicodeobject.c:1604
#9  0x000055ea73541552 in _Py_Dealloc (op=<unknown at remote 0x7f758310cd40>) at Objects/object.c:2735
#10 0x000055ea7370bf5b in Py_DECREF (filename=0x55ea7386b62e "Python/tracemalloc.c", lineno=776, op=<unknown at remote 0x7f758310cd40>) at ./Include/object.h:672
#11 0x000055ea7370d66f in tracemalloc_clear_filename (value=0x7f758310cd40) at Python/tracemalloc.c:776
#12 0x000055ea736a6c68 in _Py_hashtable_destroy_entry (ht=0x55ea741c0290, entry=0x55ea74335ea0) at Python/hashtable.c:382
#13 0x000055ea736a6cee in _Py_hashtable_clear (ht=0x55ea741c0290) at Python/hashtable.c:398
#14 0x000055ea7370d713 in tracemalloc_clear_traces () at Python/tracemalloc.c:796
#15 0x000055ea7370dbab in _PyTraceMalloc_Stop () at Python/tracemalloc.c:972
#16 0x000055ea73747846 in _tracemalloc_stop_impl (module=<module at remote 0x7f7583b35a90>) at ./Modules/_tracemalloc.c:118
#17 0x000055ea73747726 in _tracemalloc_stop (module=<module at remote 0x7f7583b35a90>, _unused_ignored=0x0) at ./Modules/clinic/_tracemalloc.c.h:132
#18 0x000055ea735386b1 in cfunction_vectorcall_NOARGS (func=<built-in method stop of module object at remote 0x7f7583b35a90>, args=0x7f7584fc2078, nargsf=9223372036854775808, kwnames=0x0) at Objects/methodobject.c:484
#19 0x000055ea734c7cb4 in _PyObject_VectorcallTstate (tstate=0x55ea73cb72d0 <_PyRuntime+508752>, callable=<built-in method stop of module object at remote 0x7f7583b35a90>, args=0x7f7584fc2078, nargsf=9223372036854775808, kwnames=0x0) at ./Include/internal/pycore_call.h:187

[emmatyping]

Oh! Github search must have failed me when I looked before opening #134604. Should we close this one or the one I opened?