diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c
index fab3693ecb0d..2eb09219f0a0 100644
--- a/io_uring/zcrx.c
+++ b/io_uring/zcrx.c
@@ -396,6 +396,7 @@ static int io_allocate_rbuf_ring(struct io_ring_ctx *ctx,
 	ifq->rq.ring = (struct io_uring *)ptr;
 	ifq->rq.rqes = (struct io_uring_zcrx_rqe *)(ptr + off);
 
+	memset(ifq->rq.ring, 0, sizeof(*ifq->rq.ring));
 	return 0;
 }