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[Bad Case]: 使用minicpm4-0.5B同时启用sparse attention时报错 #326

@junyou2001

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@junyou2001

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你好!
我注意到minicpm4-0.5B中描述无法支持sparse attention,但是我看modeling中有就修改为可用,但报错:

topk_idx[topk_idx >= q_idx[None, :, None]] = -1
RuntimeError: The size of tensor a (355) must match the size of tensor b (711) at non-singleton dimension 1

因为还没有细看infllm实现所以不太好debug,请问该如何解决呢?非常感谢!

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