pytorch

dcfcefcd - Back out D29848525 "Catch saved tensors default hooks race condition" (#62414)

Back out D29848525 "Catch saved tensors default hooks race condition" (#62414) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/62414 test error Differential Revision: D29990348 fbshipit-source-id: 1a7c668153ad7ad9e847dd1a74db678e787b6b0e