--- old/src/hotspot/share/runtime/thread.cpp	2020-05-20 18:00:37.538794556 -0700
+++ new/src/hotspot/share/runtime/thread.cpp	2020-05-20 18:00:37.202788104 -0700
@@ -351,12 +351,6 @@
   set_stack_base(os::current_stack_base());
   set_stack_size(os::current_stack_size());
 
-#ifdef SOLARIS
-  if (os::is_primordial_thread()) {
-    os::Solaris::correct_stack_boundaries_for_primordial_thread(this);
-  }
-#endif
-
   // Set stack limits after thread is initialized.
   if (is_Java_thread()) {
     ((JavaThread*) this)->set_stack_overflow_limit();