diff --git a/examples/ip_fragmentation/main.c b/examples/ip_fragmentation/main.c
index a5101fa911..85c0100f79 100644
--- a/examples/ip_fragmentation/main.c
+++ b/examples/ip_fragmentation/main.c
@@ -989,6 +989,9 @@ main(int argc, char **argv)
 			if (rte_lcore_is_enabled(lcore_id) == 0)
 				continue;
 
+			if (queueid >= rte_eth_devices[portid].data->nb_tx_queues)
+				break;
+
 			socket = (int) rte_lcore_to_socket_id(lcore_id);
 			printf("txq=%u,%d ", lcore_id, queueid);
 			fflush(stdout);