Log object info for CAS failure

Log extra info to see if the whole object is corrupted or just the
lock word.

Bug: 70146596
Test: test-art-host

Change-Id: I165bed0b85053282878aadb3d961683a217f4019

1 files changed, 2 insertions, 1 deletions

diff --git a/runtime/gc/collector/concurrent_copying.cc b/runtime/gc/collector/concurrent_copying.cc
index 7beff960cc..70685bcbf7 100644
--- a/runtime/gc/collector/concurrent_copying.cc
+++ b/runtime/gc/collector/concurrent_copying.cc
@@ -760,7 +760,8 @@ class ConcurrentCopying::ImmuneSpaceScanObjVisitor {
         // Done scanning the object, go back to white.
         bool success = obj->AtomicSetReadBarrierState(ReadBarrier::GrayState(),
                                                       ReadBarrier::WhiteState());
-        CHECK(success);
+        CHECK(success)
+            << Runtime::Current()->GetHeap()->GetVerification()->DumpObjectInfo(obj, "failed CAS");
       }
     } else {
       collector_->ScanImmuneObject(obj);