test_non_square (test_linsolve.TestLinsolve) ... ok test_singular (test_linsolve.TestLinsolve) ... Program received signal SIGSEGV, Segmentation fault. 0x00007fffdc5cc58e in dpivotL () from /usr/lib64/libsuperlu.so.4 (gdb) bt #0 0x00007fffdc5cc58e in dpivotL () from /usr/lib64/libsuperlu.so.4 #1 0x00007fffdc5c8586 in dgstrf () from /usr/lib64/libsuperlu.so.4 #2 0x00007fffdc5c39dc in dgssv () from /usr/lib64/libsuperlu.so.4 #3 0x00007fffdc80f78d in Py_gssv () from /usr/lib64/python2.7/site-packages/scipy/sparse/linalg/dsolve/_superlu.so #4 0x00007ffff7b0163a in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #5 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #6 0x00007ffff7b014cd in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #7 0x00007ffff7b018a1 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #8 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #9 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #10 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #11 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #12 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #13 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #14 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #15 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #16 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #17 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #18 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #19 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #20 0x00007ffff7b018a1 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #21 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #22 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #23 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #24 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #25 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #26 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #27 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #28 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #29 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #30 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #31 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #32 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #33 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #34 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #35 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #36 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #37 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #38 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #39 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #40 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #41 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #42 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #43 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #44 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #45 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #46 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #47 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #48 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #49 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #50 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #51 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #52 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #53 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #54 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #55 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #56 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #57 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #58 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #59 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #60 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #61 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #62 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #63 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #64 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #65 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #66 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #67 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #68 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #69 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #70 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #71 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #72 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #73 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #74 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #75 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #76 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #77 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #78 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #79 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #80 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #81 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #82 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #83 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #84 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #85 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #86 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #87 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #88 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #89 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #90 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #91 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #92 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #93 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #94 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #95 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #96 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #97 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #98 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #99 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #100 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #101 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #102 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #103 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #104 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #105 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #106 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #107 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #108 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #109 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #110 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #111 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #112 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #113 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #114 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #115 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #116 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #117 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #118 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #119 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #120 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #121 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #122 0x00007ffff7a8fe71 in function_call () from /usr/lib64/libpython2.7.so.1.0 #123 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #124 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #125 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #126 0x00007ffff7abeea4 in slot_tp_call () from /usr/lib64/libpython2.7.so.1.0 #127 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #128 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #129 0x00007ffff7b018a1 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #130 0x00007ffff7b018a1 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #131 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #132 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #133 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #134 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #135 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #136 0x00007ffff7affa6d in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #137 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #138 0x00007ffff7a8ff87 in function_call () from /usr/lib64/libpython2.7.so.1.0 #139 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #140 0x00007ffff7a790ad in instancemethod_call () from /usr/lib64/libpython2.7.so.1.0 #141 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #142 0x00007ffff7abeade in slot_tp_init () from /usr/lib64/libpython2.7.so.1.0 #143 0x00007ffff7abe738 in type_call () from /usr/lib64/libpython2.7.so.1.0 #144 0x00007ffff7a6a372 in PyObject_Call () from /usr/lib64/libpython2.7.so.1.0 #145 0x00007ffff7b008c6 in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #146 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #147 0x00007ffff7b014cd in PyEval_EvalFrameEx () from /usr/lib64/libpython2.7.so.1.0 #148 0x00007ffff7b02d49 in PyEval_EvalCodeEx () from /usr/lib64/libpython2.7.so.1.0 #149 0x00007ffff7b02e62 in PyEval_EvalCode () from /usr/lib64/libpython2.7.so.1.0 #150 0x00007ffff7b1cb2c in run_mod () from /usr/lib64/libpython2.7.so.1.0 #151 0x00007ffff7b1e889 in PyRun_InteractiveOneFlags () from /usr/lib64/libpython2.7.so.1.0 #152 0x00007ffff7b1ea5e in PyRun_InteractiveLoopFlags () from /usr/lib64/libpython2.7.so.1.0 #153 0x00007ffff7b1f06c in PyRun_AnyFileExFlags () from /usr/lib64/libpython2.7.so.1.0 #154 0x00007ffff7b2f4f6 in Py_Main () from /usr/lib64/libpython2.7.so.1.0 #155 0x00007ffff74c3b6d in __libc_start_main () from /lib64/libc.so.6 #156 0x00000000004008a9 in _start ()