Index: kernel/arch/ia32/src/mm/frame.c
===================================================================
--- kernel/arch/ia32/src/mm/frame.c	(revision 7aaed09d88be49fac8360d3017e3328ed9b0635c)
+++ kernel/arch/ia32/src/mm/frame.c	(revision 3806317addecfc44d41ef2b0a3f5739b6e683022)
@@ -79,6 +79,7 @@
 			} else {
 				conf = zone_external_conf_alloc(count);
-				zone_create(pfn, count, conf,
-				    ZONE_AVAILABLE | ZONE_HIGHMEM);
+				if (conf != 0)
+					zone_create(pfn, count, conf,
+					    ZONE_AVAILABLE | ZONE_HIGHMEM);
 			}
 		} else if ((e820table[i].type == MEMMAP_MEMORY_ACPI) ||