Issues

Issues

• SSL transport drops buffered data when peer closes TCP without close_notify while reading is paused

  MagicStack/uvloop#792 · opened on Nov 11, 2026

• Segfault in call_soon_threadsafe() when another thread closes the loop (free-threaded Python)

  MagicStack/uvloop#788 · opened on Nov 8, 2026

• uvloop stops watching a handle after an error of it on Linux

  MagicStack/uvloop#787 · opened on Nov 5, 2026
  1

• create_connection(sock=, ssl=): reset before TLS handshake causes fd double-close and response leakage

  MagicStack/uvloop#785 · opened on Oct 26, 2026
  1

• start_tls() returns a closed transport instead of raising when the client disconnects before the handshake (for eager tasks)

  MagicStack/uvloop#784 · opened on Oct 26, 2026
  1

• Loop.close() can hang indefinitely on an in-flight libuv getaddrinfo request

  MagicStack/uvloop#777 · opened on Oct 10, 2026
  3

• Implementing pre-compiled Future objects for uvloop to speed up different bottlenecks and sections.

  MagicStack/uvloop#773 · opened on Oct 5, 2026

• UDPTransport.abort() with a queued datagram reports a fatal write error and a resume_writing() AttributeError

  MagicStack/uvloop#771 · opened on Oct 5, 2026

• Directly constructed subprocess pipe protocols segfault when callbacks use a non-process owner

  MagicStack/uvloop#765 · opened on Sep 19, 2026

• connect_read_pipe double-closes the underlying fd, possibly closing an unrelated fd

  MagicStack/uvloop#763 · opened on Sep 10, 2026

• Directly constructed uvloop.loop.Server(None) segfaults in close()

  MagicStack/uvloop#760 · opened on Aug 30, 2026

• License not clear

  MagicStack/uvloop#759 · opened on Aug 28, 2026

• TypeError: create_task() got an unexpected keyword argument 'eager_start'

  MagicStack/uvloop#754 · opened on Jul 15, 2026
  1

• Optimize _SyncSocketReaderFuture and with a Cythonized version of the Future Object

  MagicStack/uvloop#750 · opened on May 14, 2026

• uvloop runs at_fork hook when running subprocess

  MagicStack/uvloop#749 · opened on May 6, 2026
  1

• CI: Enable GitHub Actions CI for ppc64le (Power architecture) support

  MagicStack/uvloop#745 · opened on Apr 17, 2026

• Switch to Trusted Publishing for package upload to PyPI in CI

  MagicStack/uvloop#741 · opened on Mar 25, 2026

• uvloop may sleep less than n for asyncio.sleep(n)

  MagicStack/uvloop#739 · opened on Mar 19, 2026

• echoclient.py fails on recent MacOS and Linux Python releases that default to the spawn start‑method

  MagicStack/uvloop#735 · opened on Mar 14, 2026

• Add riscv64 (linux_riscv64) wheel to PyPI releases

  MagicStack/uvloop#732 · opened on Mar 12, 2026

• Python 3.13 Error Walking Stack w/ PYTHONASYNCIODEBUG=1

  MagicStack/uvloop#730 · opened on Mar 5, 2026
  2

• (Feature request) loop.create_task to accept arbitrary **kwargs

  MagicStack/uvloop#718 · opened on Jan 15, 2026

• uvloop debug mode crashes on Python 3.14 during async generator finalization (traceback.walk_stack sees non-frame object)

  MagicStack/uvloop#715 · opened on Jan 14, 2026
  4

• inconsistent file descriptor blocking state when running in asyncio vs uvloop

  MagicStack/uvloop#712 · opened on Jan 2, 2026

• start_tls() loses buffered data and doesn't work when upgrading a stream

  MagicStack/uvloop#707 · opened on Dec 18, 2025