diff -r 67a3f50b14ae -r f4290bf1cc21 src/hotspot/share/utilities/vmError.cpp
--- a/src/hotspot/share/utilities/vmError.cpp	Tue Oct 29 12:52:03 2019 -0700
+++ b/src/hotspot/share/utilities/vmError.cpp	Tue Oct 29 13:52:04 2019 -0700
@@ -128,12 +128,14 @@
 
 static void print_bug_submit_message(outputStream *out, Thread *thread) {
   if (out == NULL) return;
-  out->print_raw_cr("# If you would like to submit a bug report, please visit:");
-  out->print_raw   ("#   ");
   const char *url = Arguments::java_vendor_url_bug();
   if (url == NULL || *url == '\0')
     url = JDK_Version::runtime_vendor_vm_bug_url();
-  out->print_raw_cr(url);
+  if (url != NULL && *url != '\0') {
+    out->print_raw_cr("# If you would like to submit a bug report, please visit:");
+    out->print_raw   ("#   ");
+    out->print_raw_cr(url);
+  }
   // If the crash is in native code, encourage user to submit a bug to the
   // provider of that code.
   if (thread && thread->is_Java_thread() &&