New submission from aaditya sood :
On a Snow Leopard system, doing this core dumps:
import multiprocessing
lck1=multiprocessing.Lock()
with lck1:
print "foo"
The stack trace:
Process: Python [23100]
Path:
/System/Library/Frameworks/Python.framework/Versions/2.6/Resources/Python.app/Contents/MacOS/Python
Identifier: Python
Version: ??? (???)
Code Type: X86-64 (Native)
Parent Process: zsh [23055]
Date/Time: 2009-09-18 10:39:39.611 +0530
OS Version: Mac OS X 10.6.1 (10B504)
Report Version: 6
Interval Since Last Report: 83665 sec
Crashes Since Last Report: 60
Per-App Crashes Since Last Report: 55
Anonymous UUID: 38A426BB-52F7-4282-9FA8-A04AB8896489
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x004300ee
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Thread 0 Crashed: Dispatch queue: com.apple.main-thread
0 org.python.python 0x000100096763
_PyArg_ParseTupleAndKeywords_SizeT + 113
1 _multiprocessing.so 0x0001001fa8c8 sem_timedwait_save
+ 456
2 org.python.python 0x0001000891df PyEval_EvalFrameEx
+ 15001
3 org.python.python 0x00010008accf PyEval_EvalCodeEx
+ 1803
4 org.python.python 0x00010008ad62 PyEval_EvalCode + 54
5 org.python.python 0x0001000a265a Py_CompileString + 78
6 org.python.python 0x0001000a44dd
PyRun_InteractiveOneFlags + 503
7 org.python.python 0x0001000a4615
PyRun_InteractiveLoopFlags + 206
8 org.python.python 0x0001000a4685
PyRun_AnyFileExFlags + 76
9 org.python.python 0x0001000b0286 Py_Main + 2718
10 org.python.python.app 0x00010e6c start + 52
Thread 0 crashed with X86 Thread State (64-bit):
rax: 0x00430043 rbx: 0x000100200150 rcx:
0x0001001fc7f0 rdx: 0x0001001fb632
rdi: 0x0001001af050 rsi: 0x00010003af24 rbp:
0x7fff5fbfeff0 rsp: 0x7fff5fbfef20
r8: 0x000100096748 r9: 0x7fff5fbff030 r10:
0x r11: 0x0001001fa86f
r12: 0x r13: 0x0001004a4570 r14:
0x000100123100 r15: 0x0001001af050
rip: 0x000100096763 rfl: 0x00010206 cr2: 0x004300ee
Binary Images:
0x1 -0x10ff7 org.python.python.app 2.6 (2.6)
/System/Library/Frameworks/Python.framework/Versions/2.6/Resources/Python.app/Contents/MacOS/Python
0x14000 -0x100114ff7 org.python.python 2.6.1 (2.6.1)
<01EBD0D4-F181-045F-C7A8-B7B3C5D4204F>
/System/Library/Frameworks/Python.framework/Versions/2.6/Python
0x1001f -0x1001f2ff7 readline.so ??? (???)
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/readline.so
0x1001f8000 -0x1001fbfff _multiprocessing.so ??? (???)
<03672D74-6FAC-DE76-6DE6-604A8C0F2D50>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/_multiprocessing.so
0x1004b -0x1004ccff7 libedit.2.dylib ??? (???)
/usr/lib/libedit.2.dylib
0x1004db000 -0x1004e0fff itertools.so ??? (???)
<06555874-952C-C770-64BF-6BC7A2455E10>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/itertools.so
0x1004e8000 -0x1004f4fff cPickle.so ??? (???)
<98485D07-D504-74EB-B3A1-4EBB2474BFE6>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/cPickle.so
0x1004fa000 -0x1004fbfff cStringIO.so ??? (???)
<7600C3A8-3C81-2A81-0853-B09107768C8C>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/cStringIO.so
0x10054 -0x100541ff7 _functools.so ??? (???)
<1CE29F88-7B8C-77CC-5E87-555BA210EA8F>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/_functools.so
0x100545000 -0x100546ff7 time.so ??? (???)
<5F01F2A9-8557-5DF1-F006-44E02E0469CE>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/time.so
0x10054d000 -0x100550fff _collections.so ??? (???)
<1F62A5C3-6E6C-D0BC-7AA6-DA2820B5F157>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/_collections.so
0x100556000 -0x100559fff operator.so ??? (???)
<68C1CC88-5F73-E029-5C19-685BBADACFA6>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/operator.so
0x10055f000 -0x10055 _weakref.so ??? (???)
<89F1302D-1CFA-7B9B-4425-70DA55215DAE>
/System/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/lib-dynload/_weakref.so
0x1005a3000 -0x1005a7ff7 _struct.so ??? (???)
<33156F5C
