core/test/run-msg: don't depend on unittest mem layout
In the world of unit tests all "RAM" is valid
@@ -24,7 +24,7 @@ static bool zalloc_should_fail = false;
static int zalloc_should_fail_after = 0;
/* Fake top_of_ram -- needed for API's */
-unsigned long top_of_ram = 16ULL * 1024 * 1024 * 1024;
+unsigned long top_of_ram = 0xffffffffffffffffULL;
static void *zalloc(size_t size)
{
