__smatch_user_rl
__smatch_user_rl(*skb->data);
__smatch_user_rl(skb->data + 1);
__smatch_user_rl(*(int *)skb->data);
__smatch_user_rl(skb->data - skb_network_header(skb));
__smatch_user_rl(p->a);
__smatch_user_rl(x);
__smatch_user_rl(y);
__smatch_user_rl(p->a);
__smatch_user_rl(foo.x);
__smatch_user_rl(a->x);
__smatch_user_rl(b->y);
__smatch_user_rl(b->y);
__smatch_user_rl(b->y);
__smatch_user_rl(x);
__smatch_user_rl(p);
__smatch_user_rl(p->x);