Mark Lomas

I have some more information. I did a debug build of quilkin. It works on my Ubuntu 24.04 host, but not in the debian:bookwork-slim docker container I paced it. Running...

I've ensured the docker setup is the same on both systems and observed that `--security-opt seccomp=unconfined` on its own is sufficient to make it run. The Ubuntu 24.04 host seems...

**UPDATE:** The issue is caused by changes in containerd ≥ 1.7.0, where `io_uring_*` syscalls (`io_uring_setup`, etc.) are now blocked by default in the seccomp profile used by Docker containers. This...

I think a call to `io_uring_setup()` will return EPERM if there aren't sufficient permissions. That could be detected and used to fallback to the original epoll() mechanism. It might also...