Solved by ptrblck in post #2 
              
              
                By default the inception model returns two outputs, the output of the last linear layer and the aux_logits. 
If you don’t want to use the aux_logits for your training, just index out at 0: 
loss = criterion(out[0], labels)

If you are training from scratch, you might just disable it the aux_logits: m…