--- old/src/share/vm/classfile/javaClasses.cpp	2016-09-09 14:12:56.444262706 +0200
+++ new/src/share/vm/classfile/javaClasses.cpp	2016-09-09 14:12:56.372262703 +0200
@@ -318,6 +318,9 @@
   }
 
 #ifdef ASSERT
+  // This check is too strict because the input symbol does not necessarily contain valid UTF8.
+  // For example, it may be created with arbitrary content via jni_FindClass.
+  /*
   {
     ResourceMark rm;
     const char* expected = symbol->as_utf8();
@@ -327,6 +330,7 @@
       ShouldNotReachHere();
     }
   }
+  */
 #endif
 
   return h_obj;