kernel/bpf/verifier.c

9020 	struct bpf_reg_state *cur_iter, *queued_iter;
9024 	cur_iter = get_iter_from_state(cur_st, meta);
9026 	if (cur_iter->iter.state != BPF_ITER_STATE_ACTIVE &&
9027 	    cur_iter->iter.state != BPF_ITER_STATE_DRAINED) {
9029 			     cur_iter->iter.state, iter_state_str(cur_iter->iter.state));
9033 	if (cur_iter->iter.state == BPF_ITER_STATE_ACTIVE) {
9064 	cur_iter->iter.state = BPF_ITER_STATE_DRAINED;
14027 				struct bpf_reg_state *cur_iter;
14029 				cur_iter = get_iter_from_state(env->cur_state, &meta);
14031 				if (cur_iter->type & MEM_RCU) /* KF_RCU_PROTECTED */