Index: libc/arch/mips32/include/psthread.h
===================================================================
--- libc/arch/mips32/include/psthread.h	(revision e708063fcb109c2a31c5e928ec97215959de8633)
+++ libc/arch/mips32/include/psthread.h	(revision 86d05faebd6bfaa54033b77b89c83c9e349ac8bd)
@@ -32,5 +32,8 @@
 #include <types.h>
 
-#define SP_DELTA	(8)
+/* +16 is just for sure that the called function
+ * have space to store it's arguments
+ */
+#define SP_DELTA	(8+16)
 
 typedef struct  {