From 12c40aa8fae53fe4a4f472e9b861e29fa1afe124 Mon Sep 17 00:00:00 2001
From: aph <unknown>
Date: Wed, 25 Mar 2020 03:20:59 +0000
Subject: [PATCH] 8241296: Segfault in JNIHandleBlock::oops_do() Reviewed-by:
 andrew

---
 src/share/vm/runtime/thread.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/share/vm/runtime/thread.cpp b/src/share/vm/runtime/thread.cpp
index 5d56cfea3..2f3304195 100644
--- a/src/share/vm/runtime/thread.cpp
+++ b/src/share/vm/runtime/thread.cpp
@@ -836,7 +836,9 @@ bool Thread::claim_oops_do_par_case(int strong_roots_parity) {
 }
 
 void Thread::oops_do(OopClosure* f, CLDClosure* cld_f, CodeBlobClosure* cf) {
-  active_handles()->oops_do(f);
+  if (active_handles() != NULL) {
+    active_handles()->oops_do(f);
+  }
   // Do oop for ThreadShadow
   f->do_oop((oop*)&_pending_exception);
   handle_area()->oops_do(f);
-- 
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