Function test_invalid

test/send_recv.c:324–366

}

static int test_invalid(void)
{
	struct io_uring ring;
	int ret, i;
	int fds[2];
	struct io_uring_cqe *cqe;
	struct io_uring_sqe *sqe;

	ret = t_create_ring(8, &ring, IORING_SETUP_SUBMIT_ALL);
	if (ret) {
		if (ret == -EINVAL)
			return 0;
		return ret;
	}

	ret = t_create_socket_pair(fds, true);
	if (ret)
		return ret;

	sqe = io_uring_get_sqe(&ring);
	io_uring_prep_sendmsg(sqe, fds[0], NULL, MSG_WAITALL);
	sqe->flags |= IOSQE_ASYNC;

	sqe = io_uring_get_sqe(&ring);
	io_uring_prep_recvmsg(sqe, fds[1], NULL, 0);
	sqe->flags |= IOSQE_ASYNC;

	ret = io_uring_submit_and_wait(&ring, 2);
	if (ret != 2)
		return ret;

	for (i = 0; i < 2; i++) {
		ret = io_uring_peek_cqe(&ring, &cqe);
		if (ret || cqe->res != -EFAULT)
			return -1;
		io_uring_cqe_seen(&ring, cqe);
	}

	io_uring_queue_exit(&ring);
	close(fds[0]);
	close(fds[1]);
	return 0;
}

int main(int argc, char *argv[])
{