• 版本、环境信息：

   1）PaddlePaddle版本：请提供您的PaddlePaddle版本号1.6
   2）CPU/GPU：如果您使用GPU训练，请提供GPU1060、CUDA10.0和cuDNN7.4版本号
   3）系统型号：ubuntu18.04
   4）Python3.6
   5）显存信息6GB

def paddle_deformable_conv():
    main = fluid.Program()
    start = fluid.Program()
    img=np.random.uniform(0.0,1.0,(4,6,8))
    offset=np.random.uniform(size=[3*3*2*4,6,8])
    c,h,w=img.shape
    offset_shape=[3*3*2*4,h,w]
    print('imgs',img,
          '\noffset',offset)
    with fluid.program_guard(main, start):
        imgs = fluid.layers.data('imgs', img.shape, dtype='float32')
        fluid.layers.Print(imgs,1,'imgs',100)
        offsets=fluid.layers.data('offset',offset_shape)

        fluid.layers.Print(offsets,1,'offset',100)
        out=fluid.layers.deformable_conv(imgs,offsets,None,4,3,1,1,bias_attr=False,deformable_groups=4,modulated=False)
    place = fluid.CUDAPlace(0)
    exe = fluid.Executor(place)
    exe.run(start)
    out=exe.run(main,feed={'imgs':img[np.newaxis,:,:,:].astype('float32'),
                           'offset':offset[np.newaxis,:,:,:].astype('float32')},
                fetch_list=[out.name])
    print(out[0].shape,out[0])
paddle_deformable_conv()

输出全部都是0

(1, 4, 6, 8) [[[[0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]]

  [[0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]]

  [[0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]]

  [[0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]
   [0. 0. 0. 0. 0. 0. 0. 0.]]]]