--- a/hotspot/src/share/vm/utilities/exceptions.cpp	Tue Aug 12 21:16:05 2014 -0400
+++ b/hotspot/src/share/vm/utilities/exceptions.cpp	Tue Aug 12 17:29:00 2014 -0700
@@ -85,9 +85,13 @@
 #endif // ASSERT
 
   if (thread->is_VM_thread()
-      || thread->is_Compiler_thread() ) {
+      || thread->is_Compiler_thread()
+      || DumpSharedSpaces ) {
     // We do not care what kind of exception we get for the vm-thread or a thread which
     // is compiling.  We just install a dummy exception object
+    //
+    // We also cannot throw a proper exception when dumping, because we cannot run
+    // Java bytecodes now. A dummy exception will suffice.
     thread->set_pending_exception(Universe::vm_exception(), file, line);
     return true;
   }
@@ -108,9 +112,13 @@
   }
 
   if (thread->is_VM_thread()
-      || thread->is_Compiler_thread() ) {
+      || thread->is_Compiler_thread()
+      || DumpSharedSpaces ) {
     // We do not care what kind of exception we get for the vm-thread or a thread which
     // is compiling.  We just install a dummy exception object
+    //
+    // We also cannot throw a proper exception when dumping, because we cannot run
+    // Java bytecodes now. A dummy exception will suffice.
     thread->set_pending_exception(Universe::vm_exception(), file, line);
     return true;
   }