diff --git a/lib/env_dpdk/threads.c b/lib/env_dpdk/threads.c
index ef6ed987e..55b0bbb68 100644
--- a/lib/env_dpdk/threads.c
+++ b/lib/env_dpdk/threads.c
@@ -84,6 +84,10 @@ spdk_env_get_next_core(uint32_t prev_core)
 uint32_t
 spdk_env_get_socket_id(uint32_t core)
 {
+	if (core >= RTE_MAX_LCORE) {
+		return SPDK_ENV_SOCKET_ID_ANY;
+	}
+
 	return rte_lcore_to_socket_id(core);
 }