Index: kernel/generic/src/cpu/cpu.c
===================================================================
--- kernel/generic/src/cpu/cpu.c	(revision 55b77d9e6e4dab7c54e9826ca79d2d6a0ddb6d87)
+++ kernel/generic/src/cpu/cpu.c	(revision 961c0484519f4f59bbfc17feda26b91c8046c90a)
@@ -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;