New submission from Thomas Trummer <th.trum...@gmail.com>:
3.7 and later are all working fine.
First good commit: 55fe1ae9708d81b902b6fe8f6590e2a24b1bd4b0
First bad commit: fdbd01151dbd5feea3e4c0316d102db3d2a2a412
git checkout v3.6.15
#0 0x00007ffff6cc52a0 in PyCFuncPtr_new (type=0x5555559157f8,
args=0x7ffff6ce6dd8, kwds=0x0)
at /home/tom/pydev/cpython/Modules/_ctypes/_ctypes.c:3557
#1 0x00005555556400f9 in type_call (type=0x5555559157f8, args=0x7ffff6ce6dd8,
kwds=0x0) at Objects/typeobject.c:895
#2 0x00005555555db4ca in _PyObject_FastCallDict (func=0x5555559157f8,
args=0x7ffff6dc1f48, nargs=1, kwargs=0x0) at Objects/abstract.c:2331
#3 0x00005555556b8e7c in call_function
(pp_stack=pp_stack@entry=0x7fffffffcb58, oparg=<optimized out>,
kwnames=kwnames@entry=0x0)
at Python/ceval.c:4875
#4 0x00005555556bc9d3 in _PyEval_EvalFrameDefault (f=<optimized out>,
throwflag=<optimized out>) at Python/ceval.c:3335
#5 0x00005555556b774c in PyEval_EvalFrameEx (throwflag=0, f=0x7ffff6dc1dc8) at
Python/ceval.c:754
#6 _PyFunction_FastCall (co=<optimized out>, args=<optimized out>,
nargs=nargs@entry=0, globals=<optimized out>) at Python/ceval.c:4933
#7 0x00005555556b9269 in fast_function (kwnames=0x0, nargs=0, stack=<optimized
out>, func=0x7ffff6d78378) at Python/ceval.c:4968
#8 call_function (pp_stack=pp_stack@entry=0x7fffffffccf8, oparg=<optimized
out>, kwnames=kwnames@entry=0x0) at Python/ceval.c:4872
#9 0x00005555556bc9d3 in _PyEval_EvalFrameDefault (f=<optimized out>,
throwflag=<optimized out>) at Python/ceval.c:3335
#10 0x00005555556b83c7 in PyEval_EvalFrameEx (throwflag=0, f=0x5555558d2248) at
Python/ceval.c:754
#11 _PyEval_EvalCodeWithName (_co=_co@entry=0x7ffff6cdf660,
globals=globals@entry=0x7ffff6dfa438, locals=locals@entry=0x7ffff6dfa438,
args=args@entry=0x0, argcount=argcount@entry=0, kwnames=kwnames@entry=0x0,
kwargs=0x0, kwcount=0, defs=0x0, defcount=0, kwdefs=0x0,
closure=0x0, name=0x0, qualname=0x0, kwstep=2) at Python/ceval.c:4166
#12 0x00005555556b9a25 in PyEval_EvalCodeEx (closure=0x0, kwdefs=0x0,
defcount=0, defs=0x0, kwcount=0, kws=0x0, argcount=0, args=0x0,
locals=0x7ffff6dfa438, globals=0x7ffff6dfa438, _co=0x7ffff6cdf660) at
Python/ceval.c:4187
#13 PyEval_EvalCode (co=co@entry=0x7ffff6cdf660,
globals=globals@entry=0x7ffff6dfa438, locals=locals@entry=0x7ffff6dfa438)
at Python/ceval.c:731
#14 0x00005555556b611d in builtin_exec_impl (module=<optimized out>,
locals=0x7ffff6dfa438, globals=0x7ffff6dfa438, source=0x7ffff6cdf660)
at Python/bltinmodule.c:983
#15 builtin_exec (module=<optimized out>, args=<optimized out>) at
Python/clinic/bltinmodule.c.h:283
#16 0x000055555562b651 in PyCFunction_Call (func=func@entry=0x7ffff6eb7990,
args=args@entry=0x7ffff6cdcd08, kwds=kwds@entry=0x7ffff6d6b288)
at Objects/methodobject.c:126
#17 0x00005555556c11af in do_call_core (kwdict=0x7ffff6d6b288,
callargs=0x7ffff6cdcd08, func=0x7ffff6eb7990) at Python/ceval.c:5116
#18 _PyEval_EvalFrameDefault (f=<optimized out>, throwflag=<optimized out>) at
Python/ceval.c:3404
#19 0x00005555556b8d17 in PyEval_EvalFrameEx (throwflag=0, f=0x7ffff6dc2930) at
Python/ceval.c:754
#20 _PyEval_EvalCodeWithName (_co=0x7ffff6eabdb0, globals=<optimized out>,
locals=<optimized out>, args=<optimized out>, argcount=3,
kwnames=0x0, kwargs=0x7ffff6d913c8, kwcount=0, kwstep=1, defs=0x0,
defcount=0, kwdefs=0x0, closure=0x0, name=0x7ffff6e53ad0,
qualname=0x7ffff6e53ad0) at Python/ceval.c:4166
----------
components: ctypes
messages: 405950
nosy: Thomas Trummer
priority: normal
severity: normal
status: open
title: "import ctypes" segfaults on Python 3.6 and Ubuntu 21.10
versions: Python 3.6
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue45748>
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