(gdb) bt
#0  0x400d107f in memcpy () from /lib/tls/libc.so.6
#1  0x40bffc16 in OGRLinearRing::_importFromWkb () from /usr/lib/libgdal.so.1
#2  0x40c007db in OGRPolygon::importFromWkb () from /usr/lib/libgdal.so.1
#3  0x40bfbd7b in OGRGeometryFactory::createFromWkb ()
   from /usr/lib/libgdal.so.1
#4  0x40bfbe64 in OGR_G_CreateFromWkb () from /usr/lib/libgdal.so.1
#5  0x408fc989 in PyGDALGeneralCmdLineProcessor ()
   from /usr/lib/python2.3/site-packages/_gdalmodule.so
#6  0x080fde6a in PyCFunction_Call ()
#7  0x080ab834 in PyEval_CallObjectWithKeywords ()
#8  0x080a9bee in Py_MakePendingCalls ()
#9  0x080aa77c in PyEval_EvalCodeEx ()
#10 0x080ab8e9 in PyEval_CallObjectWithKeywords ()
#11 0x080ab72c in PyEval_CallObjectWithKeywords ()
#12 0x080a9bee in Py_MakePendingCalls ()
#13 0x080aa77c in PyEval_EvalCodeEx ()
#14 0x080acf79 in PyEval_EvalCode ()
#15 0x080d90db in PyRun_FileExFlags ()
#16 0x080d885f in PyRun_SimpleFileExFlags ()
#17 0x08054e95 in Py_Main ()
#18 0x080549eb in main ()