--- libnuma.c	2014-11-18 10:44:32.563683894 -0500
+++ libnuma.c.new	2014-11-18 10:44:04.431683894 -0500
@@ -1403,10 +1403,12 @@
 	bmp = numa_bitmask_alloc(ncpus);
 	nnodes = numa_max_node();
 	for (node = 0; node <= nnodes; node++){
-		numa_node_to_cpus_v2_int(node, bmp);
-		if (numa_bitmask_isbitset(bmp, cpu)){
-			ret = node;
-			goto end;
+		if (_getbit(numa_nodes_ptr,node)) {
+			numa_node_to_cpus_v2_int(node, bmp);
+			if (numa_bitmask_isbitset(bmp, cpu)){
+				ret = node;
+				goto end;
+			}
 		}
 	}
 	ret = -1;