Problem Description

WireGuard and Windows Proxy Mode have a memory leak somewhere.

Steps to reproduce the behavior:

1. python -m http.server
2. mitmdump --mode osproxy:curl (or WireGuard)
3. while true: curl http://127.0.0.1:8000/

@decathorpe suspects TcpStream.read() :)

refs awestlake87/pyo3-asyncio#84