Index: kernel/arch/mips32/include/context.h
===================================================================
--- kernel/arch/mips32/include/context.h	(revision d99c1d2ba8c7b2c687d430f2e9fd237046606545)
+++ kernel/arch/mips32/include/context.h	(revision caed027931c2afd3c2fedd0e4fd54a69019734be)
@@ -42,5 +42,5 @@
  * Put one item onto the stack to support get_stack_base() and align it up.
  */
-#define SP_DELTA  (0 + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT))
+#define SP_DELTA  (ABI_STACK_FRAME + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT))
 
 #ifndef __ASM__