[Scipy-tickets] [SciPy] #331: crash when using scipy.signal.lfilter on multidimensional array

SciPy scipy-tickets@scipy....
Wed Aug 29 18:45:08 CDT 2007


#331: crash when using scipy.signal.lfilter on multidimensional array
--------------------------+-------------------------------------------------
 Reporter:  landtuna      |        Owner:  cdavid  
     Type:  defect        |       Status:  assigned
 Priority:  normal        |    Milestone:  0.6     
Component:  scipy.signal  |      Version:          
 Severity:  normal        |   Resolution:          
 Keywords:                |  
--------------------------+-------------------------------------------------
Comment (by stefan):

 Good old Valgrind:

 {{{
 ==25613== Invalid read of size 8
 ==25613==    at 0x6EE9B5F: DOUBLE_filt (sigtoolsmodule.c:367)
 ==25613==    by 0x6EEE478: sigtools_linear_filter (sigtoolsmodule.c:596)
 ==25613==    by 0x80C8A7B: PyEval_EvalFrameEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C9CA4: PyEval_EvalCodeEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C8168: PyEval_EvalFrameEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C9CA4: PyEval_EvalCodeEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C9D16: PyEval_EvalCode (in /usr/bin/python2.5)
 ==25613==    by 0x80E9117: PyRun_FileExFlags (in /usr/bin/python2.5)
 ==25613==    by 0x80E93A6: PyRun_SimpleFileExFlags (in /usr/bin/python2.5)
 ==25613==    by 0x805932F: Py_Main (in /usr/bin/python2.5)

 ==25613== Invalid write of size 8
 ==25613==    at 0x6EE9B61: DOUBLE_filt (sigtoolsmodule.c:367)
 ==25613==    by 0x6EEE478: sigtools_linear_filter (sigtoolsmodule.c:596)
 ==25613==    by 0x80C8A7B: PyEval_EvalFrameEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C9CA4: PyEval_EvalCodeEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C8168: PyEval_EvalFrameEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C9CA4: PyEval_EvalCodeEx (in /usr/bin/python2.5)
 ==25613==    by 0x80C9D16: PyEval_EvalCode (in /usr/bin/python2.5)
 ==25613==    by 0x80E9117: PyRun_FileExFlags (in /usr/bin/python2.5)
 ==25613==    by 0x80E93A6: PyRun_SimpleFileExFlags (in /usr/bin/python2.5)
 ==25613==    by 0x805932F: Py_Main (in /usr/bin/python2.5)

 }}}

-- 
Ticket URL: <http://scipy.org/scipy/scipy/ticket/331#comment:6>
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