[pypy-dev] Segmentation fault at rpyvmprof_f_pypy_rrr ()

[Maciej Fijalkowski]

Can you please file a bug on either pypy or vmprof-python?

On Mon, Aug 31, 2015 at 11:00 AM, Yicong Huang <hengha.mao at gmail.com> wrote:
> Hi,
>
> We observed the program was cored dump. And examing the core file, we found
> the call stack:
>
> #0  0x00007f26487e6b82 in rpyvmprof_f_pypy_rrr () from
> /usr/local/pypy/libpypy-c.so
> #1  0x00007f26494a797a in rpyvmprof_t_pypy_rrr () from
> /usr/local/pypy/libpypy-c.so
> #2  0x00007f26487a1ad4 in
> pypy_g_appexec___src__glob___________________import_sys () from
> /usr/local/pypy/libpypy-c.so
> #3  0x00007f26486f980b in pypy_g.pypy_execute_source () from
> /usr/local/pypy/libpypy-c.so
> #4  0x00007f26486f9994 in pypy_g_pypy_execute_source_ptr () from
> /usr/local/pypy/libpypy-c.so
> #5  0x00007f26484e6f42 in pypy_execute_source_ptr () from
> /usr/local/pypy/libpypy-c.so
> #6  0x00007f26484e6d82 in pypy_execute_source () from
> /usr/local/pypy/libpypy-c.so
> ...
>
> And debugging the core file, the char* buffer passed to
> pypy_execute_source() was:
> (gdb) print pyExBuffer
> $1 = "import
> sys\nsys.path.insert(0,'job_runtime/lib/python2.7/site-packages/udf')\000/1440989742122"...
>
> The code was to add a directory to sys.path().
> The error was not reproduceable by extracting the piece of code from the
> whole programme, and I've no ideas why the segmentation fault happened.
>
> Does anyone knows what the function "rpyvmprof_f_pypy_rrr ()" did? And are
> there any methods to debug and found out the cause?
>
>
>
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