--- jdk8/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp	2015-06-10 10:06:49.485230587 +0200
+++ jdk8/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp	2015-06-10 10:07:33.645229254 +0200
@@ -55,8 +55,8 @@
 #include "utilities/vmError.hpp"
 
 address os::current_stack_pointer() {
-  address dummy = (address) &dummy;
-  return dummy;
+  // return the address of the current function
+  return (address)__builtin_frame_address(0);
 }
 
 frame os::get_sender_for_C_frame(frame* fr) {