[release/3.3] [Eager] Add missing attribute copy when PyLayer grad node copied
#77162
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…77150) --------- Co-authored-by: Copilot <[email protected]>
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PR Category
Execute Infrastructure
PR Types
Bug fixes
Description
PyLayer拷贝构造函数里缺失部分 attribute 的 copy，这会导致在使用paddle.grad时，由于 GradNode 被 copy，部分属性缺失，进而导致段错误的出现该问题仅在
paddle.grad部分出现PyLayer，且其中部分输出不需要梯度时才会复现，由于tensor.backward并不涉及 GradNode 的 copy，因此没问题Cherry-pick of #77150
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