DNXie opened a new issue #19686:
URL: https://github.com/apache/incubator-mxnet/issues/19686


   ## Description
   Floating Point Exception in 
`mxnet.contrib.ndarray.interleaved_matmul_selfatt_qk`
   
   ### Error Message
   In mxnet1.6:
   ~~~python
   Floating point exception (core dumped)
   ~~~
   
   In mxnet 2.0.0, floating point exception when exit. 
   To reproduce: 
https://colab.research.google.com/drive/1SVK_U1VKWX0sKj2nHr9P8pL5eLyLIBaw?usp=sharing
   ~~~python
   Error in atexit._run_exitfuncs:
   Traceback (most recent call last):
     File "/usr/local/lib/python3.6/dist-packages/mxnet/base.py", line 529, in 
_notify_shutdown
       check_call(_LIB.MXNotifyShutdown())
     File "/usr/local/lib/python3.6/dist-packages/mxnet/base.py", line 246, in 
check_call
       raise get_last_ffi_error()
   FloatingPointError: Traceback (most recent call last):
     File "../src/initialize.cc", line 379
   FloatingPointError: Floating point exception
   ~~~
   
   ## Reproduce
   ~~~python
   mxnet.contrib.ndarray.interleaved_matmul_selfatt_qk(heads=0, 
queries_keys_values=mxnet.nd.array ([[[1,1,0,1]]]))
   ~~~
   
   ## Environment
   
   OS: ubuntu 18.04
   Python: 3.7.6
   pip: 20.0.2
   numpy: 1.18.5
   mxnet: 1.6.0


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