New submission from Stefan Krah <ste...@bytereef.org>:
>From test_decimal: test_xor (test.test_decimal.PyIBMTestCases) ... ==17597== Invalid read of size 1 ==17597== at 0x64A7E2: newline_in_string (pegen.c:940) ==17597== by 0x64A84E: bad_single_statement (pegen.c:958) ==17597== by 0x64AD59: _PyPegen_run_parser (pegen.c:1101) ==17597== by 0x64B044: _PyPegen_run_parser_from_string (pegen.c:1194) ==17597== by 0x5C6D56: PyPegen_ASTFromStringObject (peg_api.c:27) ==17597== by 0x52A2A9: Py_CompileStringObject (pythonrun.c:1259) ==17597== by 0x63CBF6: builtin_compile_impl (bltinmodule.c:819) ==17597== by 0x63AF08: builtin_compile (bltinmodule.c.h:249) ==17597== by 0x5F9446: cfunction_vectorcall_FASTCALL_KEYWORDS (methodobject.c:440) ==17597== by 0x4D2642: _PyObject_VectorcallTstate (abstract.h:114) ==17597== by 0x4D26A1: PyObject_Vectorcall (abstract.h:123) ==17597== by 0x4E3F26: call_function (ceval.c:5111) ==17597== Address 0xadc82bf is 1 bytes before a block of size 22 alloc'd ==17597== at 0x4C3016F: realloc (vg_replace_malloc.c:826) ==17597== by 0x46A983: _PyMem_RawRealloc (obmalloc.c:121) ==17597== by 0x46B49E: PyMem_Realloc (obmalloc.c:623) ==17597== by 0x5C9565: translate_newlines (tokenizer.c:654) ==17597== by 0x5C98FE: PyTokenizer_FromUTF8 (tokenizer.c:751) ==17597== by 0x64AF7F: _PyPegen_run_parser_from_string (pegen.c:1169) ==17597== by 0x5C6D56: PyPegen_ASTFromStringObject (peg_api.c:27) ==17597== by 0x52A2A9: Py_CompileStringObject (pythonrun.c:1259) ==17597== by 0x63CBF6: builtin_compile_impl (bltinmodule.c:819) ==17597== by 0x63AF08: builtin_compile (bltinmodule.c.h:249) ==17597== by 0x5F9446: cfunction_vectorcall_FASTCALL_KEYWORDS (methodobject.c:440) ==17597== by 0x4D2642: _PyObject_VectorcallTstate (abstract.h:114) ==17597== *--cur dereferences one below p->tok->buf in the last iteration. ---------- components: Interpreter Core messages: 370791 nosy: lys.nikolaou, skrah priority: normal severity: normal stage: needs patch status: open title: Invalid read in pegen.c type: behavior versions: Python 3.10, Python 3.9 _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue40880> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
