/opt/python-dbg/bin/python3 bug.py 
Fatal Python error: Segmentation fault

Current thread 0x00007fd85f7fe640 (most recent call first):
  File "/home/plv/tmp/bug.py", line 18 in doIt
  File "/opt/python-dbg/lib/python3.10/threading.py", line 946 in run
  File "/opt/python-dbg/lib/python3.10/threading.py", line 1009 in _bootstrap_inner
  File "/opt/python-dbg/lib/python3.10/threading.py", line 966 in _bootstrap

Thread 0x00007fd8654d2640 (most recent call first):
  File "/home/plv/tmp/bug.py", line 18 in doIt
  File "/opt/python-dbg/lib/python3.10/threading.py", line 946 in run
  File "/opt/python-dbg/lib/python3.10/threading.py", line 1009 in _bootstrap_inner
  File "/opt/python-dbg/lib/python3.10/threading.py", line 966 in _bootstrap

Thread 0x00007fd865f20740 (most recent call first):
  File "/opt/python-dbg/lib/python3.10/threading.py", line 1109 in _wait_for_tstate_lock
  File "/opt/python-dbg/lib/python3.10/threading.py", line 1089 in join
  File "/home/plv/tmp/bug.py", line 25 in func
  File "/home/plv/tmp/bug.py", line 27 in <module>

Extension modules: _testcapi (total: 1)
Segmentation fault (core dumped)

Reading symbols from /opt/python-dbg/bin/python3.10...
[New LWP 3737917]
[New LWP 3737913]
[New LWP 3737914]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `/opt/python-dbg/bin/python3 bug.py'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007fd865da234c in __pthread_kill_implementation () from /usr/lib/libc.so.6
[Current thread is 1 (Thread 0x7fd85f7fe640 (LWP 3737917))]
(gdb) bt
#0  0x00007fd865da234c in __pthread_kill_implementation () from /usr/lib/libc.so.6
#1  0x00007fd865d554b8 in raise () from /usr/lib/libc.so.6
#2  <signal handler called>
#3  0x00007fd8640c4c8a in expat_parse (self=0x7fd85efb45f0, data=0x7fd84c0c39e0 "<data />", data_len=8, final=0)
    at /home/plv/Documents/projects/aur/python-dbg/src/Python-3.10.2/Modules/_elementtree.c:3835
#4  0x00007fd8640c5690 in _elementtree_XMLParser__parse_whole (self=0x7fd85efb45f0, file=<optimized out>)
    at /home/plv/Documents/projects/aur/python-dbg/src/Python-3.10.2/Modules/_elementtree.c:3994
#5  0x00007fd8660bfbdf in method_vectorcall_O (func=func@entry=0x7fd85eef49b0, args=args@entry=0x7fd8642061e0, nargsf=<optimized out>, kwnames=0x0) at Objects/descrobject.c:460
#6  0x00007fd8660b544b in _PyObject_VectorcallTstate (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>, tstate=<optimized out>)
    at ./Include/cpython/abstract.h:114
#7  PyObject_Vectorcall (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>) at ./Include/cpython/abstract.h:123
#8  call_function (tstate=0x7fd84c01cc00, trace_info=<optimized out>, pp_stack=0x7fd85f7fc940, oparg=<optimized out>, kwnames=<optimized out>) at Python/ceval.c:5867
#9  0x00007fd8660ab172 in _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd864206050, throwflag=<optimized out>) at Python/ceval.c:4198
#10 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd864206050, tstate=0x7fd84c01cc00) at ./Include/internal/pycore_ceval.h:46
#11 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=3, kwnames=<optimized out>) at Python/ceval.c:5065
#12 0x00007fd8660b544b in _PyObject_VectorcallTstate (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>, tstate=<optimized out>)
    at ./Include/cpython/abstract.h:114
#13 PyObject_Vectorcall (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>) at ./Include/cpython/abstract.h:123
#14 call_function (tstate=0x7fd84c01cc00, trace_info=<optimized out>, pp_stack=0x7fd85f7fcc10, oparg=<optimized out>, kwnames=<optimized out>) at Python/ceval.c:5867
#15 0x00007fd8660ab172 in _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd864124240, throwflag=<optimized out>) at Python/ceval.c:4198
#16 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd864124240, tstate=0x7fd84c01cc00) at ./Include/internal/pycore_ceval.h:46
#17 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=1, kwnames=<optimized out>) at Python/ceval.c:5065
#18 0x00007fd8660b544b in _PyObject_VectorcallTstate (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>, tstate=<optimized out>)
    at ./Include/cpython/abstract.h:114
#19 PyObject_Vectorcall (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>) at ./Include/cpython/abstract.h:123
#20 call_function (tstate=0x7fd84c01cc00, trace_info=<optimized out>, pp_stack=0x7fd85f7fcee0, oparg=<optimized out>, kwnames=<optimized out>) at Python/ceval.c:5867
#21 0x00007fd8660b12a6 in _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd864356af0, throwflag=<optimized out>) at Python/ceval.c:4181
#22 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd864356af0, tstate=0x7fd84c01cc00) at ./Include/internal/pycore_ceval.h:46
#23 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=0, kwnames=<optimized out>) at Python/ceval.c:5065
#24 0x00007fd8661269b4 in PyEval_EvalCode (co=0x7fd864240520, globals=0x7fd86422f7d0, locals=<optimized out>) at Python/ceval.c:1134
#25 0x00007fd866140884 in run_eval_code_obj (tstate=0x7fd84c01cc00, co=0x7fd864240520, globals=0x7fd86422f7d0, locals=0x7fd86422f7d0) at Python/pythonrun.c:1291
#26 0x00007fd8661382d6 in run_mod (mod=<optimized out>, filename=<optimized out>, globals=0x7fd86422f7d0, locals=0x7fd86422f7d0, flags=<optimized out>, arena=<optimized out>)
    at Python/pythonrun.c:1312
#27 0x00007fd86612c561 in PyRun_StringFlags (str=<optimized out>, start=257, globals=0x7fd86422f7d0, locals=0x7fd86422f7d0, flags=0x7fd85f7fd220) at Python/pythonrun.c:1183
#28 0x00007fd86612c480 in PyRun_SimpleStringFlags (command=0x7fd8656802b0 "\nimport xml.etree.ElementTree as ETree\nETree.parse(\"data.xml\")\n", flags=flags@entry=0x7fd85f7fd220)
    at Python/pythonrun.c:503
#29 0x00007fd8655e0120 in run_in_subinterp (self=<optimized out>, args=<optimized out>) at /home/plv/Documents/projects/aur/python-dbg/src/Python-3.10.2/Modules/_testcapimodule.c:3639
#30 0x00007fd8660b9438 in cfunction_call (func=0x7fd8656e9c10, args=<optimized out>, kwargs=<optimized out>) at Objects/methodobject.c:552
#31 0x00007fd8660b6468 in _PyObject_MakeTpCall (tstate=0x556284058d10, callable=0x7fd8656e9c10, args=<optimized out>, nargs=<optimized out>, keywords=<optimized out>) at Objects/call.c:215
#32 0x00007fd8660b55d9 in _PyObject_VectorcallTstate (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>, tstate=<optimized out>)
    at ./Include/cpython/abstract.h:112
#33 PyObject_Vectorcall (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>) at ./Include/cpython/abstract.h:123
#34 call_function (tstate=0x556284058d10, trace_info=<optimized out>, pp_stack=0x7fd85f7fd3c0, oparg=<optimized out>, kwnames=<optimized out>) at Python/ceval.c:5867
#35 0x00007fd8660b12a6 in _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd865563b60, throwflag=<optimized out>) at Python/ceval.c:4181
#36 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd865563b60, tstate=0x556284058d10) at ./Include/internal/pycore_ceval.h:46
#37 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=0, kwnames=<optimized out>) at Python/ceval.c:5065
#38 0x00007fd8660ae50a in PyObject_Call (kwargs=0x7fd864c33650, args=0x7fd865700250, callable=0x7fd8657d4940) at Objects/call.c:317
--Type <RET> for more, q to quit, c to continue without paging--c
#39 do_call_core (kwdict=0x7fd864c33650, callargs=0x7fd865700250, func=0x7fd8657d4940, trace_info=0x7fd85f7fd660, tstate=<optimized out>) at Python/ceval.c:5919
#40 _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd86552abd0, throwflag=<optimized out>) at Python/ceval.c:4277
#41 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd86552abd0, tstate=0x556284058d10) at ./Include/internal/pycore_ceval.h:46
#42 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=1, kwnames=<optimized out>) at Python/ceval.c:5065
#43 0x00007fd8660b544b in _PyObject_VectorcallTstate (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>, tstate=<optimized out>) at ./Include/cpython/abstract.h:114
#44 PyObject_Vectorcall (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>) at ./Include/cpython/abstract.h:123
#45 call_function (tstate=0x556284058d10, trace_info=<optimized out>, pp_stack=0x7fd85f7fd900, oparg=<optimized out>, kwnames=<optimized out>) at Python/ceval.c:5867
#46 0x00007fd8660ab172 in _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd84c000ba0, throwflag=<optimized out>) at Python/ceval.c:4198
#47 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd84c000ba0, tstate=0x556284058d10) at ./Include/internal/pycore_ceval.h:46
#48 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=1, kwnames=<optimized out>) at Python/ceval.c:5065
#49 0x00007fd8660b544b in _PyObject_VectorcallTstate (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>, tstate=<optimized out>) at ./Include/cpython/abstract.h:114
#50 PyObject_Vectorcall (kwnames=<optimized out>, nargsf=<optimized out>, args=<optimized out>, callable=<optimized out>) at ./Include/cpython/abstract.h:123
#51 call_function (tstate=0x556284058d10, trace_info=<optimized out>, pp_stack=0x7fd85f7fdbd0, oparg=<optimized out>, kwnames=<optimized out>) at Python/ceval.c:5867
#52 0x00007fd8660ab172 in _PyEval_EvalFrameDefault (tstate=<optimized out>, f=0x7fd86552aa00, throwflag=<optimized out>) at Python/ceval.c:4198
#53 0x00007fd8660a980b in _PyEval_EvalFrame (throwflag=0, f=0x7fd86552aa00, tstate=0x556284058d10) at ./Include/internal/pycore_ceval.h:46
#54 _PyEval_Vector (tstate=<optimized out>, con=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=1, kwnames=<optimized out>) at Python/ceval.c:5065
#55 0x00007fd8660c0e2c in _PyObject_VectorcallTstate (kwnames=0x0, nargsf=1, args=0x7fd85f7fddb8, callable=0x7fd86555f540, tstate=0x556284058d10) at ./Include/cpython/abstract.h:114
#56 method_vectorcall (method=<optimized out>, args=<optimized out>, nargsf=<optimized out>, kwnames=<optimized out>) at Objects/classobject.c:61
#57 0x00007fd86618ac9a in thread_run (boot_raw=0x7fd864bf5ee0) at ./Modules/_threadmodule.c:1090
#58 0x00007fd866165f18 in pythread_wrapper (arg=<optimized out>) at Python/thread_pthread.h:248
#59 0x00007fd865da05c2 in start_thread () from /usr/lib/libc.so.6
#60 0x00007fd865e25584 in clone () from /usr/lib/libc.so.6