(gdb) info threads
* 1 Thread 0x28301f00 (LWP 100097)  0x281e932b in _umtx_op () from /lib/libc.so.7
(gdb) bt
#0  0x281e932b in _umtx_op () from /lib/libc.so.7
#1  0x281a0b18 in pthread_cleanup_push () from /lib/libthr.so.3
#2  0x2819f31e in pthread_cond_init () from /lib/libthr.so.3
#3  0x080eeda3 in PyThread_acquire_lock (lock=0x0, waitflag=1) at thread_pthread.h:452
#4  0x080da9cc in lock_import () at Python/import.c:272
#5  0x080de05c in PyImport_ImportModuleLevel (name=0x284393f4 "gobject", globals=0x2842eacc, locals=0x2842eacc, 
    fromlist=0x2831fc6c, level=-1) at Python/import.c:2071
#6  0x080c0714 in builtin___import__ (self=0x0, args=0x284384dc, kwds=0x0) at Python/bltinmodule.c:47
#7  0x0805d2da in PyObject_CallFunctionObjArgs (callable=0x28319e6c) at Objects/abstract.c:1861
#8  0x080de1be in PyImport_Import (module_name=0x284393e0) at Python/import.c:2576
#9  0x080de377 in PyImport_ImportModule (name=0x29799ed3 "gobject") at Python/import.c:1972
#10 0x2964e275 in init_gtk () from /usr/local/lib/python2.5/site-packages/gtk-2.0/gtk/_gtk.so
#11 0x080df534 in _PyImport_LoadDynamicModule (name=0xbfbfce27 "gtk._gtk", 
    pathname=0xbfbfc9b3 "/usr/local/lib/python2.5/site-packages/gtk-2.0/gtk/_gtk.so", fp=0x2829ee78)
    at ./Python/importdl.c:53
#12 0x080dd314 in load_module (name=0xbfbfce27 "gtk._gtk", fp=Variable "fp" is not available.
) at Python/import.c:1758
#13 0x080dd531 in import_submodule (mod=0x28311524, subname=0x28433b34 "_gtk", fullname=0xbfbfce27 "gtk._gtk")
    at Python/import.c:2400
#14 0x080dd7eb in ensure_fromlist (mod=0x28311524, fromlist=0x28433b8c, buf=0xbfbfce27 "gtk._gtk", buflen=3, recursive=0)
    at Python/import.c:2311
#15 0x080dddfc in import_module_level (name=0x0, globals=Variable "globals" is not available.
) at Python/import.c:2038
#16 0x080de077 in PyImport_ImportModuleLevel (name=0x28433794 "gtk", globals=0x2842eacc, locals=0x2842eacc, 
    fromlist=0x28433b8c, level=-1) at Python/import.c:2072
#17 0x080c0714 in builtin___import__ (self=0x0, args=0x28432edc, kwds=0x0) at Python/bltinmodule.c:47
#18 0x0805a867 in PyObject_Call (func=0x28319e6c, arg=0x28432edc, kw=0x0) at Objects/abstract.c:1861
#19 0x080c0c8c in PyEval_CallObjectWithKeywords (func=0x28319e6c, arg=0x28432edc, kw=0x0) at Python/ceval.c:3442
#20 0x080c3112 in PyEval_EvalFrameEx (f=0x283ab1ec, throwflag=0) at Python/ceval.c:2067
#21 0x080c7f07 in PyEval_EvalCodeEx (co=0x28429068, globals=0x2842eacc, locals=0x2842eacc, args=0x0, argcount=0, kws=0x0, 
    kwcount=0, defs=0x0, defcount=0, closure=0x0) at Python/ceval.c:2836
#22 0x080c8057 in PyEval_EvalCode (co=0x28429068, globals=0x2842eacc, locals=0x2842eacc) at Python/ceval.c:494
#23 0x080dc7bc in PyImport_ExecCodeModuleEx (name=0xbfbfe2f7 "gtk", co=0x28429068, 
    pathname=0xbfbfd5fb "/usr/local/lib/python2.5/site-packages/gtk-2.0/gtk/__init__.pyc") at Python/import.c:675
#24 0x080dcff4 in load_source_module (name=0xbfbfe2f7 "gtk", 
    pathname=0xbfbfd5fb "/usr/local/lib/python2.5/site-packages/gtk-2.0/gtk/__init__.pyc", fp=0x2829ee20)
    at Python/import.c:959
#25 0x080de520 in load_package (name=0xbfbfe2f7 "gtk", pathname=Variable "pathname" is not available.
) at Python/import.c:1015
---Type <return> to continue, or q <return> to quit---
#26 0x080dd531 in import_submodule (mod=0x8143658, subname=0xbfbfe2f7 "gtk", fullname=0xbfbfe2f7 "gtk")
    at Python/import.c:2400
#27 0x080dd9d7 in load_next (mod=0x8143658, altmod=0x8143658, p_name=Variable "p_name" is not available.
) at Python/import.c:2220
#28 0x080ddbfa in import_module_level (name=0x0, globals=0x28330374, locals=Variable "locals" is not available.
) at Python/import.c:2001
#29 0x080de077 in PyImport_ImportModuleLevel (name=0x28433794 "gtk", globals=0x2832aacc, locals=0x2832aacc, 
    fromlist=0x8143658, level=-1) at Python/import.c:2072
#30 0x080c0714 in builtin___import__ (self=0x0, args=0x2841ef7c, kwds=0x0) at Python/bltinmodule.c:47
#31 0x0805a867 in PyObject_Call (func=0x28319e6c, arg=0x2841ef7c, kw=0x0) at Objects/abstract.c:1861
#32 0x080c0c8c in PyEval_CallObjectWithKeywords (func=0x28319e6c, arg=0x2841ef7c, kw=0x0) at Python/ceval.c:3442
#33 0x080c3112 in PyEval_EvalFrameEx (f=0x2836fbcc, throwflag=0) at Python/ceval.c:2067
#34 0x080c7f07 in PyEval_EvalCodeEx (co=0x28419f98, globals=0x2832aacc, locals=0x2832aacc, args=0x0, argcount=0, kws=0x0, 
    kwcount=0, defs=0x0, defcount=0, closure=0x0) at Python/ceval.c:2836
#35 0x080c8057 in PyEval_EvalCode (co=0x28419f98, globals=0x2832aacc, locals=0x2832aacc) at Python/ceval.c:494
#36 0x080e7cf0 in PyRun_InteractiveOneFlags (fp=0x2828b400, filename=0x811ff68 "<stdin>", flags=0xbfbfebe8)
    at Python/pythonrun.c:1273
#37 0x080e7f16 in PyRun_InteractiveLoopFlags (fp=0x2828b400, filename=0x811ff68 "<stdin>", flags=0xbfbfebe8)
    at Python/pythonrun.c:723
#38 0x080e8076 in PyRun_AnyFileExFlags (fp=0x2828b400, filename=0x811ff68 "<stdin>", closeit=0, flags=0xbfbfebe8)
    at Python/pythonrun.c:692
#39 0x08056ee1 in Py_Main (argc=0, argv=0xbfbfec78) at Modules/main.c:532
#40 0x080563b5 in main (argc=Error accessing memory address 0x0: Bad address.
) at ./Modules/python.c:23