diff --git a/drivers/net/ethernet/microsoft/mana/hw_channel.c b/drivers/net/ethernet/microsoft/mana/hw_channel.c
index fd8b324d7fb6..e3c24d50dad0 100644
--- a/drivers/net/ethernet/microsoft/mana/hw_channel.c
+++ b/drivers/net/ethernet/microsoft/mana/hw_channel.c
@@ -265,6 +265,12 @@ static void mana_hwc_rx_event_handler(void *ctx, u32 gdma_rxq_id,
 	rq_base_addr = hwc_rxq->msg_buf->mem_info.dma_handle;
 	rx_req_idx = (sge->address - rq_base_addr) / hwc->max_req_msg_size;
 
+	if (rx_req_idx >= hwc_rxq->msg_buf->num_reqs) {
+		dev_err(hwc->dev, "HWC RX: wrong rx_req_idx=%llu, num_reqs=%u\n",
+			rx_req_idx, hwc_rxq->msg_buf->num_reqs);
+		return;
+	}
+
 	rx_req = &hwc_rxq->msg_buf->reqs[rx_req_idx];
 	resp = (struct gdma_resp_hdr *)rx_req->buf_va;