Movatterモバイル変換


[0]ホーム

URL:


Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Sign up
Appearance settings

Segfault from runningos.pathconf(-1, 1) #145335

Open
Labels
extension-modulesC modules in the Modules dirtype-crashA hard crash of the interpreter, possibly with a core dump
@devdanzin

Description

@devdanzin

Crash report

What happened?

The following code will segfault on Python 3.13, 3.14 and main (3.15).

importosos.pathconf(-1,1)
Backtrace

Program received signal SIGSEGV, Segmentation fault.#0  __pathconf (file=0x0, name=name@entry=1) at ../sysdeps/unix/sysv/linux/pathconf.c:58#1  0x00005555561fd98d in os_pathconf_impl (module=0x7ccff6fecd20, path=0x7bfff5d00040, name=1) at ./Modules/posixmodule.c:14335#2  os_pathconf (module=<optimized out>, args=0x7bfff5dfff28, nargs=<optimized out>, kwnames=<optimized out>) at ./Modules/clinic/posixmodule.c.h:10539#3  0x0000555555bfa45c in cfunction_vectorcall_FASTCALL_KEYWORDS (func=func@entry=0x7c7ff7065bc0, args=args@entry=0x7bfff5dfff28, nargsf=nargsf@entry=9223372036854775810,    kwnames=kwnames@entry=0x0) at Objects/methodobject.c:465#4  0x0000555555ad5f80 in _PyObject_VectorcallTstate (tstate=0x555556a159c8 <_PyRuntime+360584>, callable=0x7c7ff7065bc0, args=0x7bfff5dfff28, nargsf=9223372036854775810, kwnames=0x0)    at ./Include/internal/pycore_call.h:136#5  0x0000555555e7399d in _Py_VectorCallInstrumentation_StackRefSteal (callable=..., arguments=<optimized out>, total_args=2, kwnames=..., call_instrumentation=<optimized out>,    frame=<optimized out>, this_instr=<optimized out>, tstate=<optimized out>) at Python/ceval.c:769#6  0x0000555555eaf560 in _PyEval_EvalFrameDefault (tstate=<optimized out>, frame=<optimized out>, throwflag=<optimized out>) at Python/generated_cases.c.h:1817#7  0x0000555555e72838 in _PyEval_EvalFrame (tstate=0x555556a159c8 <_PyRuntime+360584>, frame=0x7e8ff6fe5220, throwflag=0) at ./Include/internal/pycore_ceval.h:118#8  _PyEval_Vector (tstate=<optimized out>, func=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=<optimized out>, kwnames=0x0) at Python/ceval.c:2132#9  0x0000555555e72255 in PyEval_EvalCode (co=<optimized out>, globals=<optimized out>, locals=0x7c7ff70893c0) at Python/ceval.c:680#10 0x000055555613d66f in run_eval_code_obj (tstate=tstate@entry=0x555556a159c8 <_PyRuntime+360584>, co=co@entry=0x7d1ff7019650, globals=globals@entry=0x7c7ff70893c0,    locals=locals@entry=0x7c7ff70893c0) at Python/pythonrun.c:1366#11 0x000055555613c83c in run_mod (mod=<optimized out>, filename=<optimized out>, globals=<optimized out>, locals=<optimized out>, flags=<optimized out>, arena=<optimized out>,    interactive_src=<optimized out>, generate_new_source=<optimized out>) at Python/pythonrun.c:1469#12 0x0000555556136e3d in pyrun_file (fp=fp@entry=0x7d4ff6fef800, filename=filename@entry=0x7ccff6ffbbf0, start=start@entry=257, globals=globals@entry=0x7c7ff70893c0,    locals=locals@entry=0x7c7ff70893c0, closeit=closeit@entry=1, flags=0x7bfff5e1eb10) at Python/pythonrun.c:1294#13 0x000055555613499d in _PyRun_SimpleFileObject (fp=<optimized out>, filename=<optimized out>, closeit=<optimized out>, flags=<optimized out>) at Python/pythonrun.c:518#14 0x0000555556133d0e in _PyRun_AnyFileObject (fp=fp@entry=0x7d4ff6fef800, filename=filename@entry=0x7ccff6ffbbf0, closeit=closeit@entry=1, flags=flags@entry=0x7bfff5e1eb10)    at Python/pythonrun.c:81#15 0x00005555561b215b in pymain_run_file_obj (program_name=0x7caff7027bc0, filename=0x7ccff6ffbbf0, skip_source_first_line=0) at Modules/main.c:410#16 pymain_run_file (config=0x5555569e0a48 <_PyRuntime+143624>) at Modules/main.c:429#17 0x00005555561b0224 in pymain_run_python (exitcode=0x7bfff5e1e700) at Modules/main.c:691#18 Py_RunMain () at Modules/main.c:772#19 0x00005555561b1127 in pymain_main (args=<optimized out>) at Modules/main.c:802#20 0x00005555561b1298 in Py_BytesMain (argc=<optimized out>, argv=0x7fffffffdb48) at Modules/main.c:826#21 0x00007ffff7c2a575 in __libc_start_call_main (main=main@entry=0x55555590bc40 <main>, argc=argc@entry=2, argv=argv@entry=0x7fffffffdb48) at ../sysdeps/nptl/libc_start_call_main.h:58#22 0x00007ffff7c2a628 in __libc_start_main_impl (main=0x55555590bc40 <main>, argc=2, argv=0x7fffffffdb48, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>,    stack_end=0x7fffffffdb38) at ../csu/libc-start.c:360#23 0x00005555558224f5 in _start ()

Found usingfusil by@vstinner.

CPython versions tested on:

CPython main branch, 3.14, 3.13

Operating systems tested on:

Linux

Output from running 'python -VV' on the command line:

Python 3.15.0a6+ (heads/main-dirty:5e61a16c105, Feb 24 2026, 19:33:58) [Clang 21.1.2 (2ubuntu6)]

Linked PRs

Metadata

Metadata

Assignees

No one assigned

    Labels

    extension-modulesC modules in the Modules dirtype-crashA hard crash of the interpreter, possibly with a core dump

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions


      [8]ページ先頭

      ©2009-2026 Movatter.jp