> + if ((current->nsproxy == NULL && new_nsproxy != NULL) ||> + (current->nsproxy != NULL && new_nsproxy == NULL) ||> + (current->nsproxy != NULL && new_nsproxy != NULL && current->nsproxy->ipc_ns != new_nsproxy->ipc_ns)) {Is the if (unshare_flags & CLONE_NEWIPC) check not enough?Thanks,Pavel