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Posted to issues@arrow.apache.org by "David Li (Jira)" <ji...@apache.org> on 2020/05/22 12:24:00 UTC

[jira] [Updated] (ARROW-8889) [Python] Python 3.7 SIGSEGV when comparing RecordBatch to None

     [ https://issues.apache.org/jira/browse/ARROW-8889?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Li updated ARROW-8889:
----------------------------
    Affects Version/s: 0.15.1

> [Python] Python 3.7 SIGSEGV when comparing RecordBatch to None
> --------------------------------------------------------------
>
>                 Key: ARROW-8889
>                 URL: https://issues.apache.org/jira/browse/ARROW-8889
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: Python
>    Affects Versions: 0.15.1, 0.17.1
>            Reporter: David Li
>            Priority: Major
>
> This seems to only happen for Python 3.6 and 3.7. It doesn't happen with 3.8. It seems to happen even when built from source, but I used the wheels for this reproduction.
> {noformat}
> > uname -a
> Linux chaconne 5.6.13-arch1-1 #1 SMP PREEMPT Thu, 14 May 2020 06:52:53 +0000 x86_64 GNU/Linux
> > python --version
> Python 3.7.7
> > pip freeze
> numpy==1.18.4
> pyarrow==0.17.1{noformat}
> Reproduction:
> {code:python}
> import pyarrow as pa
> table = pa.Table.from_arrays([pa.array([1,2,3])], names=["a"])
> batches = table.to_batches()
> batches[0].equals(None)
> {code}
> {noformat}
> #0  0x00007fffdf9d34f0 in arrow::RecordBatch::num_columns() const () from /home/lidavidm/Code/twosigma/arrow/venv2/lib/python3.7/site-packages/pyarrow/libarrow.so.17
> #1  0x00007fffdf9d69e9 in arrow::RecordBatch::Equals(arrow::RecordBatch const&, bool) const () from /home/lidavidm/Code/twosigma/arrow/venv2/lib/python3.7/site-packages/pyarrow/libarrow.so.17
> #2  0x00007fffe084a6e0 in __pyx_pw_7pyarrow_3lib_11RecordBatch_31equals(_object*, _object*, _object*) () from /home/lidavidm/Code/twosigma/arrow/venv2/lib/python3.7/site-packages/pyarrow/lib.cpython-37m-x86_64-linux-gnu.so
> #3  0x00005555556b97e4 in _PyMethodDef_RawFastCallKeywords (method=0x7fffe0c1b760 <__pyx_methods_7pyarrow_3lib_RecordBatch+288>, self=0x7fffdefd7110, args=0x7ffff786f5c8, nargs=<optimized out>, kwnames=<optimized out>)
>     at /tmp/build/80754af9/python_1585000375785/work/Objects/call.c:694
> #4  0x00005555556c06af in _PyMethodDescr_FastCallKeywords (descrobj=0x7fffdefa4050, args=0x7ffff786f5c0, nargs=2, kwnames=0x0) at /tmp/build/80754af9/python_1585000375785/work/Objects/descrobject.c:288
> #5  0x0000555555724add in call_function (kwnames=0x0, oparg=2, pp_stack=<synthetic pointer>) at /tmp/build/80754af9/python_1585000375785/work/Python/ceval.c:4593
> #6  _PyEval_EvalFrameDefault (f=<optimized out>, throwflag=<optimized out>) at /tmp/build/80754af9/python_1585000375785/work/Python/ceval.c:3110
> #7  0x0000555555669289 in _PyEval_EvalCodeWithName (_co=0x7ffff78a68a0, globals=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=<optimized out>, kwnames=0x0, kwargs=0x0, kwcount=<optimized out>, kwstep=2, 
>     defs=0x0, defcount=0, kwdefs=0x0, closure=0x0, name=0x0, qualname=0x0) at /tmp/build/80754af9/python_1585000375785/work/Python/ceval.c:3930
> #8  0x000055555566a1c4 in PyEval_EvalCodeEx (_co=<optimized out>, globals=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=<optimized out>, kws=<optimized out>, kwcount=0, defs=0x0, defcount=0, kwdefs=0x0, 
>     closure=0x0) at /tmp/build/80754af9/python_1585000375785/work/Python/ceval.c:3959
> #9  0x000055555566a1ec in PyEval_EvalCode (co=<optimized out>, globals=<optimized out>, locals=<optimized out>) at /tmp/build/80754af9/python_1585000375785/work/Python/ceval.c:524
> #10 0x0000555555780cb4 in run_mod (mod=<optimized out>, filename=<optimized out>, globals=0x7ffff78d7c30, locals=0x7ffff78d7c30, flags=<optimized out>, arena=<optimized out>)
>     at /tmp/build/80754af9/python_1585000375785/work/Python/pythonrun.c:1035
> #11 0x000055555578b0d1 in PyRun_FileExFlags (fp=0x5555558c24d0, filename_str=<optimized out>, start=<optimized out>, globals=0x7ffff78d7c30, locals=0x7ffff78d7c30, closeit=1, flags=0x7fffffffe1b0)
>     at /tmp/build/80754af9/python_1585000375785/work/Python/pythonrun.c:988
> #12 0x000055555578b2c3 in PyRun_SimpleFileExFlags (fp=0x5555558c24d0, filename=<optimized out>, closeit=1, flags=0x7fffffffe1b0) at /tmp/build/80754af9/python_1585000375785/work/Python/pythonrun.c:429
> #13 0x000055555578c3f5 in pymain_run_file (p_cf=0x7fffffffe1b0, filename=0x5555558e51f0 L"repro.py", fp=0x5555558c24d0) at /tmp/build/80754af9/python_1585000375785/work/Modules/main.c:462
> #14 pymain_run_filename (cf=0x7fffffffe1b0, pymain=0x7fffffffe2c0) at /tmp/build/80754af9/python_1585000375785/work/Modules/main.c:1641
> #15 pymain_run_python (pymain=0x7fffffffe2c0) at /tmp/build/80754af9/python_1585000375785/work/Modules/main.c:2902
> #16 pymain_main (pymain=0x7fffffffe2c0) at /tmp/build/80754af9/python_1585000375785/work/Modules/main.c:3442
> #17 0x000055555578c51c in _Py_UnixMain (argc=<optimized out>, argv=<optimized out>) at /tmp/build/80754af9/python_1585000375785/work/Modules/main.c:3477
> #18 0x00007ffff7dcd002 in __libc_start_main () from /usr/lib/libc.so.6
> #19 0x000055555572fac0 in _start () at ../sysdeps/x86_64/elf/start.S:103
> {noformat}



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