test_asyncio, test_imaplib and test_socket fail with FreeBSD TCP blackhole. When a FreeBSD machine is configured with: ``` sudo sysctl net.inet.tcp.blackhole=2 sudo sysctl net.inet.udp.blackhole=1 ``` That's the case by default in FreeBSD GCP image: * https://github.com/cirruslabs/cirrus-ci-docs/issues/483 * https://reviews.freebsd.org/D41751 I'm working on a PR to skip affected tests with such special configuration. <!-- gh-linked-prs --> ### Linked PRs * gh-109016 * gh-109041 * gh-109042 <!-- /gh-linked-prs -->