Index: kernel/generic/src/cpu/cpu.c
===================================================================
--- kernel/generic/src/cpu/cpu.c	(revision 38ff9259feaac5eadb46f1f741c2126bbca6768c)
+++ kernel/generic/src/cpu/cpu.c	(revision 481a93802d81dde4f916ea51d4006f6803f95b75)
@@ -74,5 +74,5 @@
 		for (i = 0; i < config.cpu_count; i++) {
 			cpus[i].stack = (uint8_t *) frame_alloc(STACK_FRAMES,
-			    FRAME_KA | FRAME_ATOMIC);
+			    FRAME_LOWMEM | FRAME_KA | FRAME_ATOMIC);
 			cpus[i].id = i;