[issue10074] dictobject.c: crash in Py_XDECREF
Sridhar Ratnakumar
report at bugs.python.org
Tue Oct 12 19:55:56 CEST 2010
New submission from Sridhar Ratnakumar <sridharr at activestate.com>:
I noticed that Python 2.6.6 crashes on OSX 10.6 when using Komodo. The below traceback indicates a crash in line 911 - "Py_XDECREF(ep->me_value);" in tags/r266/Objects/dictobject.c
Thread 0: Dispatch queue: com.apple.main-thread
0 org.activestate.ActivePython26 0x129a3716 dict_dealloc + 82 (dictobject.c:911)
1 org.activestate.ActivePython26 0x12976ed1 instance_dealloc + 437 (classobject.c:669)
2 org.activestate.ActivePython26 0x129a3752 dict_dealloc + 142 (dictobject.c:907)
3 org.activestate.ActivePython26 0x129bfcdd subtype_dealloc + 884 (typeobject.c:1004)
4 org.activestate.ActivePython26 0x12994f96 list_dealloc + 212 (listobject.c:306)
5 org.activestate.ActivePython26 0x129a2f81 insertdict + 122 (dictobject.c:459)
6 org.activestate.ActivePython26 0x129a33d9 PyDict_SetItem + 92 (dictobject.c:701)
7 org.activestate.ActivePython26 0x129a8f2e PyObject_GenericSetAttr + 262 (object.c:1504)
8 org.activestate.ActivePython26 0x129a7c2b PyObject_SetAttr + 135 (object.c:1252)
9 org.activestate.ActivePython26 0x12a08132 PyEval_EvalFrameEx + 8529 (ceval.c:1864)
10 org.activestate.ActivePython26 0x12a0bcaa PyEval_EvalFrameEx + 23753 (ceval.c:3836)
11 org.activestate.ActivePython26 0x12a0bcaa PyEval_EvalFrameEx + 23753 (ceval.c:3836)
12 org.activestate.ActivePython26 0x12a0cbca PyEval_EvalCodeEx + 1973 (ceval.c:3000)
13 org.activestate.ActivePython26 0x12990d81 function_call + 162 (funcobject.c:524)
14 org.activestate.ActivePython26 0x12963b46 PyObject_Call + 77 (abstract.c:2492)
15 org.activestate.ActivePython26 0x12a08f3b PyEval_EvalFrameEx + 12122 (ceval.c:4063)
16 org.activestate.ActivePython26 0x12a0cbca PyEval_EvalCodeEx + 1973 (ceval.c:3000)
17 org.activestate.ActivePython26 0x12990d81 function_call + 162 (funcobject.c:524)
18 org.activestate.ActivePython26 0x12963b46 PyObject_Call + 77 (abstract.c:2492)
19 org.activestate.ActivePython26 0x12974615 instancemethod_call + 401 (classobject.c:2579)
20 org.activestate.ActivePython26 0x12963b46 PyObject_Call + 77 (abstract.c:2492)
21 org.activestate.ActivePython26 0x12968e47 PyObject_CallMethod + 154 (abstract.c:2524)
22 libpyxpcom.dylib 0x0078cdde PyXPCOM_XPTStub::CallMethod(unsigned short, XPTMethodDescriptor const*, nsXPTCMiniVariant*) + 242
Even though the traceback is for ActivePython (that Komodo includes), this seems to happen with the official Python binaries as well: http://www.gossamer-threads.com/lists/python/python/844086
----------
assignee: ronaldoussoren
components: Interpreter Core, Macintosh
messages: 118449
nosy: ronaldoussoren, srid
priority: normal
severity: normal
status: open
title: dictobject.c: crash in Py_XDECREF
type: crash
versions: Python 2.6
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<http://bugs.python.org/issue10074>
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