Another kind of failure on x86 Gentoo Installed with X 3.x:
https://buildbot.python.org/all/#/builders/128/builds/1030

ERROR: test_sock_client_racing (test.test_asyncio.test_sock_lowlevel.EPollEventLoopTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.installed/build/target/lib/python3.10/test/test_asyncio/test_sock_lowlevel.py", line 200, in _basetest_sock_send_racing
    await self.loop.sock_sendall(sock, b'world')
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.installed/build/target/lib/python3.10/asyncio/selector_events.py", line 460, in sock_sendall
    return await fut
asyncio.exceptions.CancelledError

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.installed/build/target/lib/python3.10/asyncio/tasks.py", line 507, in wait_for
    fut.result()
asyncio.exceptions.CancelledError

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.installed/build/target/lib/python3.10/test/test_asyncio/test_sock_lowlevel.py", line 256, in test_sock_client_racing
    self.loop.run_until_complete(asyncio.wait_for(
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.installed/build/target/lib/python3.10/asyncio/base_events.py", line 642, in run_until_complete
    return future.result()
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.installed/build/target/lib/python3.10/asyncio/tasks.py", line 509, in wait_for
    raise exceptions.TimeoutError() from exc
asyncio.exceptions.TimeoutError