log_error_errno(r, "Failed to remove runtime directory %s: %m", u->runtime_path);
if (umount2(u->runtime_path, MNT_DETACH) < 0)
log_error_errno(r, "Failed to remove runtime directory %s: %m", u->runtime_path);
if (umount2(u->runtime_path, MNT_DETACH) < 0)