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tokio-1.52.1

tokio-rs/tokiotokio-1.52.1Apr 16, 2026by hawkw

AI Summary

A bug fix release that reverts a previous internal change to resolve a regression causing `spawn_blocking` to hang indefinitely.

Key Highlights

  • Reverted PR #7757 to fix `spawn_blocking` hanging regression
  • Fixes a regression introduced in a previous version

Full Release Notes

# 1.52.1 (April 16th, 2026)

## Fixed

- runtime: revert [#7757] to fix [a regression][#8056] that causes `spawn_blocking` to hang ([#8057])

[#7757]: https://github.com/tokio-rs/tokio/pull/7757
[#8056]: https://github.com/tokio-rs/tokio/pull/8056
[#8057]: https://github.com/tokio-rs/tokio/pull/8057