Index: /trunk/src/VBox/Runtime/r3/darwin/mp-darwin.cpp
===================================================================
--- /trunk/src/VBox/Runtime/r3/darwin/mp-darwin.cpp	(revision 46667)
+++ /trunk/src/VBox/Runtime/r3/darwin/mp-darwin.cpp	(revision 46668)
@@ -98,5 +98,5 @@
         PROCESSOR_BASIC_INFO, &nCpus, (processor_info_array_t*)&pinfo, &count);
     AssertReturn (krc == KERN_SUCCESS, true);
-    bool isOnline = idCpu < nCpus ? pinfo[idCpu].running : true;
+    bool isOnline = idCpu < nCpus ? pinfo[idCpu].running : false;
     vm_deallocate(mach_task_self(), (vm_address_t)pinfo, count * sizeof(*pinfo));
     return isOnline;