src/hotspot/share/code/codeBlob.cpp

@@ -97,10 +97,11 @@
   assert(layout.code_end() == layout.content_end(), "must be the same - see code_end()");
 #ifdef COMPILER1
   // probably wrong for tiered
   assert(_frame_size >= -1, "must use frame size or -1 for runtime stubs");
 #endif // COMPILER1
+  S390_ONLY(_ctable_offset = 0;) // avoid uninitialized fields
 }
 
 CodeBlob::CodeBlob(const char* name, CompilerType type, const CodeBlobLayout& layout, CodeBuffer* cb, int frame_complete_offset, int frame_size, OopMapSet* oop_maps, bool caller_must_gc_arguments) :
   _type(type),
   _size(layout.size()),

@@ -126,10 +127,11 @@
   set_oop_maps(oop_maps);
 #ifdef COMPILER1
   // probably wrong for tiered
   assert(_frame_size >= -1, "must use frame size or -1 for runtime stubs");
 #endif // COMPILER1
+  S390_ONLY(_ctable_offset = 0;) // avoid uninitialized fields
 }
 
 
 // Creates a simple CodeBlob. Sets up the size of the different regions.
 RuntimeBlob::RuntimeBlob(const char* name, int header_size, int size, int frame_complete, int locs_size)