DNXie opened a new issue #18944:
URL: https://github.com/apache/incubator-mxnet/issues/18944
## Description
(A clear and concise description of what the bug is.)
`mx.contrib.autograd.mark_variables` throws segmentation fault when
`variables` and `gradients` are ndarray
### Error Message
(Paste the complete error message. Please also include stack trace by
setting environment variable `DMLC_LOG_STACK_TRACE_DEPTH=10` before running
your script.)
~~~
Segmentation fault: 11
Stack trace:
[bt] (0)
/root/miniconda3/lib/python3.7/site-packages/mxnet/libmxnet.so(+0x3c27360)
[0x7ff946381360]
~~~
## To Reproduce
(If you developed your own code, please provide a short script that
reproduces the error. For existing examples, please provide link.)
~~~python
import mxnet as mx
mx.contrib.autograd.mark_variables(variables=mx.nd.ones((2)),
gradients=mx.nd.ones((1)))
~~~
## Environment
We recommend using our script for collecting the diagnositc information. Run
the following command and paste the outputs below:
```
curl --retry 10 -s
https://raw.githubusercontent.com/dmlc/gluon-nlp/master/tools/diagnose.py |
python
# paste outputs here
```
OS: ubuntu 18.04
Python: 3.7.6
pip: 20.0.2
numpy: 1.18.5
mxnet: 1.6.0
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