EIO crash in CH was caused by CH trying to writev
before the interface has been assigned any addresses;
adding an address prior to passing the FD (via 80-vm-vt.network)
solves the issue. It is still unclear what causes the interrupt=None
in the vhost_user/passt branch
$ nix-build -A examples.dummy.config.debug.closure.erofs.list | xargs
cat | xargs du -h
749M /nix/store/bzfv5x6lycq6hzhjv6d6vlk1q8fdg9di-base0.erofs
24M /nix/store/hp41jfq36y0mmjrzqilyh3jfsvqic3kb-nixos.erofs
$ nix run -f . examples.dummy.config.uvms.cloud-hypervisor.runner
...
<<< Welcome to NixOS 25.11pre-git (x86_64) - ttyS0 >>>
nixos login:
The definition of the `pkgs` fixpoint was moved to pkgs/default.nix.
For that, dirToAttrs was moved to lib/, imported ad hoc
