1. 1. 1. 🐛 Describe the bug

If torch.export a module containing tril with dynamic shape, there will be tril related symbol failure

PS: Triu most likely has the same issue as well

1. 1. 1. Versions

2.9, 2.8, 2.7.1

cc @chauhang @penguinwu @ezyang @bobrenjc93 @avikchaudhuri @gmagogsfm @zhxchen17 @tugsbayasgalan @angelayi @suo @ydwu4