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Issues list

Crash when calling textiowrapper_iternext and writing to a text file simultaneously in ft build interpreter-core (Objects, Python, Grammar, and Parser dirs) topic-free-threading type-crash A hard crash of the interpreter, possibly with a core dump
#134908 opened May 30, 2025 by duaneg
12
Python 3.14+: python: Objects/unicodeobject.c:10387: _PyUnicode_JoinArray: Assertion res_data == PyUnicode_1BYTE_DATA(res) + kind * PyUnicode_GET_LENGTH(res)' failed.` in sqlglot 3.14 bugs and security fixes 3.15 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#134889 opened May 29, 2025 by mgorny
7
Types with Py_TPFLAGS_MANAGED_WEAKREF but not Py_TPFLAGS_HAVE_GC crash when creating a weak reference topic-C-API type-crash A hard crash of the interpreter, possibly with a core dump
#134786 opened May 27, 2025 by chris-se
Abort in _PyEval_EvalFrameDefault originating on calling fcntl.ioctl extension-modules C modules in the Modules dir type-crash A hard crash of the interpreter, possibly with a core dump
#134744 opened May 26, 2025 by devdanzin
1
Crash on _ssl__SSLContext_load_cert_chain_impl (requests running w/ cert in multi-threading) extension-modules C modules in the Modules dir topic-SSL type-crash A hard crash of the interpreter, possibly with a core dump
#134698 opened May 26, 2025 by Conobi
21
Builtin input does not always correctly handle errors from PyOS_Readline 3.13 bugs and security fixes 3.14 bugs and security fixes 3.15 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#134644 opened May 25, 2025 by duaneg
Creating a subinterpreter when Python is run with -X tracemalloc leads to segfault 3.14 bugs and security fixes 3.15 new features, bugs and security fixes topic-subinterpreters type-crash A hard crash of the interpreter, possibly with a core dump
#134604 opened May 23, 2025 by emmatyping
3
Random segfaults on Python 3.12.10 during CI testing pending The issue will be closed if no feedback is provided type-crash A hard crash of the interpreter, possibly with a core dump
#134193 opened May 18, 2025 by MilesCranmer
5
segfault in gc with 3.14.0b1, trio and pytest 3.14 bugs and security fixes 3.15 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#133932 opened May 12, 2025 by jakkdl
@markshannon
2
Use-after-free in unicode_escape decoder with error handler 3.9 only security fixes 3.10 only security fixes 3.11 only security fixes 3.12 only security fixes 3.13 bugs and security fixes 3.14 bugs and security fixes 3.15 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) release-blocker topic-unicode type-crash A hard crash of the interpreter, possibly with a core dump type-security A security issue
#133767 opened May 9, 2025 by sethmlarson
@serhiy-storchaka
1
Regression in Python 3.14.0a7. 3.14 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#133352 opened May 3, 2025 by felixxm
11
Preventing the use of a null pointer in mro_hierarchy interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#132835 opened Apr 23, 2025 by smurav
2
Abort from calling OrderedDict.setdefault with an invalid value interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#132461 opened Apr 13, 2025 by devdanzin
2
SIGSEV in datetime.timedelta (possibly from datetime's C delta_new) extension-modules C modules in the Modules dir type-crash A hard crash of the interpreter, possibly with a core dump
#132413 opened Apr 11, 2025 by Jacoblightning
30
Concurrent deallocation of threads while calling PyEval_SetTrace interpreter-core (Objects, Python, Grammar, and Parser dirs) topic-C-API topic-free-threading type-crash A hard crash of the interpreter, possibly with a core dump
#132296 opened Apr 9, 2025 by devdanzin
1
Crash (AccessViolation) running py -m ensurepip from windows docker container python:3.12 OS-windows topic-ensurepip type-crash A hard crash of the interpreter, possibly with a core dump
#131795 opened Mar 27, 2025 by inbilla
6
DECREF_INPUTS() should be escaping 3.14 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) topic-JIT type-crash A hard crash of the interpreter, possibly with a core dump
#131688 opened Mar 24, 2025 by brandtbucher
@markshannon
Unrecoverable stack overflow with infinite recursion on macOS interpreter-core (Objects, Python, Grammar, and Parser dirs) OS-mac type-crash A hard crash of the interpreter, possibly with a core dump
#131543 opened Mar 21, 2025 by tomMoral
8
Use after free (stackref borrow after close) in BINARY_OP_INPLACE_ADD_UNICODE interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#130786 opened Mar 3, 2025 by markshannon
Use after free in PyDict_Clear() due to re-entrancy 3.13 bugs and security fixes 3.14 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#130555 opened Feb 25, 2025 by colesbury
3
segmentfault when pip installing setuptools build The build process and cross-build interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#129992 opened Feb 11, 2025 by kemier
4
Failed assertion in _PyUnicode_Equal from calculate_suggestions with non-string candidate 3.12 only security fixes 3.13 bugs and security fixes 3.14 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) type-crash A hard crash of the interpreter, possibly with a core dump
#129573 opened Feb 2, 2025 by devdanzin
9
Fatal Python error: _enter_buffered_busy: could not acquire lock for <_io.BufferedWriter name='<stderr>'> at interpreter shutdown, possibly due to daemon threads interpreter-core (Objects, Python, Grammar, and Parser dirs) pending The issue will be closed if no feedback is provided type-crash A hard crash of the interpreter, possibly with a core dump
#129536 opened Feb 1, 2025 by ShaneHarvey
6
test_call.test_super_deep started segfaulting with 3.14.0a4 freethreading tests Tests in the Lib/test dir topic-free-threading type-crash A hard crash of the interpreter, possibly with a core dump
#128954 opened Jan 17, 2025 by mgorny
4
test_free_threading.test_monitoring.SetProfileMultiThreaded.test_instrumentation crashes intermittently interpreter-core (Objects, Python, Grammar, and Parser dirs) tests Tests in the Lib/test dir topic-free-threading type-crash A hard crash of the interpreter, possibly with a core dump
#128806 opened Jan 14, 2025 by mpage
1
ProTip! no:milestone will show everything without a milestone.