diff -r 01c5971b0a2c -r 001153ffc143 src/hotspot/share/gc/g1/g1RemSet.cpp
--- a/src/hotspot/share/gc/g1/g1RemSet.cpp	Sun Sep 22 17:17:58 2019 -0700
+++ b/src/hotspot/share/gc/g1/g1RemSet.cpp	Mon Sep 23 11:36:53 2019 +0200
@@ -830,7 +830,7 @@
 
     G1ScanCardClosure scan_cl(G1CollectedHeap::heap(), _pss);
     G1ScanRSForOptionalClosure cl(G1CollectedHeap::heap(), &scan_cl);
-    _opt_refs_scanned += opt_rem_set_list->oops_do(&cl, _pss->closures()->raw_strong_oops());
+    _opt_refs_scanned += opt_rem_set_list->oops_do(&cl, _pss->closures()->strong_oops());
     _opt_refs_memory_used += opt_rem_set_list->used_memory();
 
     event.commit(GCId::current(), _worker_id, G1GCPhaseTimes::phase_name(_scan_phase));