Illegal memory access error in Chainer

main.py

from chainer import functions as F
import cupy


y = cupy.random.uniform(0, 1, (10, 5)).astype(cupy.float32)
t = cupy.empty((10,), dtype=cupy.int32)
p = F.softmax_cross_entropy(y, t)
p.data.get()


"""
%python main.py
Traceback (most recent call last):
  File "main.py", line 8, in <module>
    p.data.get()
  File "cupy/core/core.pyx", line 1246, in cupy.core.core.ndarray.get (cupy/core/core.cpp:26488)
  File "cupy/core/core.pyx", line 1261, in cupy.core.core.ndarray.get (cupy/core/core.cpp:26354)
  File "cupy/cuda/memory.pyx", line 218, in cupy.cuda.memory.MemoryPointer.copy_to_host (cupy/cuda/memory.cpp:4823)
  File "cupy/cuda/runtime.pyx", line 241, in cupy.cuda.runtime.memcpy (cupy/cuda/runtime.cpp:4136)
  File "cupy/cuda/runtime.pyx", line 130, in cupy.cuda.runtime.check_status (cupy/cuda/runtime.cpp:2229)
cupy.cuda.runtime.CUDARuntimeError: cudaErrorIllegalAddress: an illegal memory access was encountered
"""