gVisor has implemented a lot of them, but every few months we have an application that hits an unimplemented syscall. We tend to reach for application workaroun

gVisor has implemented a lot of them, but every few months we have an application that hits an unimplemented syscall. We tend to reach for application workarounds, and haven't yet landed a PR to add a syscall. But I'd expect we could land such a PR.