dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Mon, Aug 25, 2008 at 04:13:59PM -0400, Timothy Crone wrote:
> Thanks for your reply Kent. I used enableDebug=no to get
> dolfin_wrap.cc to compile, because otherwise warnings are treated as
> errors. Not sure if this will affect the output from gdb. Anyway, here
> is the output from your suggestion:
> 
> GNU gdb 6.8-debian
> Copyright (C) 2008 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
> and "show warranty" for details.
> This GDB was configured as "x86_64-linux-gnu"...
> (gdb) run demo.py
> Starting program: /usr/bin/python demo.py
> [Thread debugging using libthread_db enabled]
> [New Thread 0x7fe52a4266e0 (LWP 17418)]
> 
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x7fe52a4266e0 (LWP 17418)]
> 0x00007fe51fdadf94 in MPID_CH_InitMsgPass () from
> /home/tjc/computer/fenics/dolfin/dolfin/dolfin/libdolfin.so
> Current language:  auto; currently asm
> (gdb) where
> #0  0x00007fe51fdadf94 in MPID_CH_InitMsgPass () from
> /home/tjc/computer/fenics/dolfin/dolfin/dolfin/libdolfin.so
> #1  0x00007fe51fdab053 in MPID_Init () from
> /home/tjc/computer/fenics/dolfin/dolfin/dolfin/libdolfin.so
> #2  0x00007fe51fd8faa0 in MPIR_Init () from
> /home/tjc/computer/fenics/dolfin/dolfin/dolfin/libdolfin.so
> #3  0x00007fe51fcf1271 in dolfin::SubSystemsManager::initMPI () at
> /usr/lib/openmpi/include/openmpi/ompi/mpi/cxx/functions_inln.h:104
> #4  0x00007fe51fcf1069 in dolfin::MPI::numProcesses () at dolfin/main/MPI.cpp:29
> #5  0x00007fe51fcf1099 in dolfin::MPI::receive () at dolfin/main/MPI.cpp:42
> #6  0x00007fe51fd2afab in UnitSquare (this=0x2ba2390, nx=32, ny=32,
> type=dolfin::UnitSquare::right) at dolfin/mesh/UnitSquare.cpp:20
> #7  0x00007fe522e031e4 in _wrap_new_UnitSquare (self=<value optimized
> out>, args=<value optimized out>) at dolfin/swig/dolfin_wrap.cc:90885
> #8  0x00000000004187b3 in PyObject_Call (func=0x0, arg=0x0,
> kw=0x7fff324447a1) at ../Objects/abstract.c:1861
> #9  0x0000000000490257 in PyEval_EvalFrameEx (f=0x2ceb3e0,
> throwflag=<value optimized out>) at ../Python/ceval.c:3855
> #10 0x00000000004930fd in PyEval_EvalCodeEx (co=0x2b5f558,
> globals=<value optimized out>, locals=<value optimized out>,
> args=0x7fe52a3d3c98,
>     argcount=3, kws=0x0, kwcount=0, defs=0x0, defcount=0, closure=0x0)
> at ../Python/ceval.c:2838
> #11 0x00000000004dd692 in function_call (func=0x2c44b18,
> arg=0x7fe52a3d3c80, kw=0x0) at ../Objects/funcobject.c:517
> #12 0x00000000004187b3 in PyObject_Call (func=0x0, arg=0x0,
> kw=0x7fff324447a1) at ../Objects/abstract.c:1861
> #13 0x000000000041f658 in instancemethod_call (func=0x2c44b18,
> arg=0x7fe52a3d3c80, kw=0x0) at ../Objects/classobject.c:2519
> #14 0x00000000004187b3 in PyObject_Call (func=0x0, arg=0x0,
> kw=0x7fff324447a1) at ../Objects/abstract.c:1861
> #15 0x0000000000465ca6 in slot_tp_init (self=0x7fe52a3df6d0,
> args=0x7fe52a3e0ea8, kwds=0x0) at ../Objects/typeobject.c:4943
> #16 0x000000000046df9b in type_call (type=0x2ceaa40,
> args=0x7fe52a3e0ea8, kwds=0x0) at ../Objects/typeobject.c:436
> #17 0x00000000004187b3 in PyObject_Call (func=0x0, arg=0x0,
> kw=0x7fff324447a1) at ../Objects/abstract.c:1861
> #18 0x000000000048feb2 in PyEval_EvalFrameEx (f=0x2245650,
> throwflag=<value optimized out>) at ../Python/ceval.c:3786
> #19 0x00000000004930fd in PyEval_EvalCodeEx (co=0x7fe52a3d9288,
> globals=<value optimized out>, locals=<value optimized out>, args=0x0,
> argcount=0,
>     kws=0x0, kwcount=0, defs=0x0, defcount=0, closure=0x0) at
> ../Python/ceval.c:2838
> #20 0x00000000004932f2 in PyEval_EvalCode (co=0x0, globals=0x0,
> locals=0x7fff324447a1) at ../Python/ceval.c:494
> #21 0x00000000004b2d08 in PyRun_FileExFlags (fp=0x222c010,
> filename=0x7fff324475a1 "demo.py", start=<value optimized out>,
> globals=0x224f580,
>     locals=0x224f580, closeit=1, flags=0x7fff32445640) at
> ../Python/pythonrun.c:1273
> #22 0x00000000004b2fab in PyRun_SimpleFileExFlags (fp=0x222c010,
> filename=0x7fff324475a1 "demo.py", closeit=1, flags=0x7fff32445640)
>     at ../Python/pythonrun.c:879
> ---Type <return> to continue, or q <return> to quit---
> #23 0x0000000000414542 in Py_Main (argc=1, argv=<value optimized out>)
> at ../Modules/main.c:532
> #24 0x00007fe5296511a6 in __libc_start_main () from /lib/libc.so.6
> #25 0x0000000000413989 in _start ()
> (gdb)
> 
> By the way, the Lorenz Python demo seems to work okay, although it
> warns "Not solving the dual problem as requested" at the end.
> 
> Thanks,
> Tim

That warning should be there. The dual ODE solver is currently broken
(or rather close to working again but that's another story)...

-- 
Anders

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