14 lines
834 B
Diff
14 lines
834 B
Diff
diff --git a/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp b/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp
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index 1a915aa..e5a5501 100644
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--- a/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp
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+++ b/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp
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@@ -998,7 +998,7 @@ size_t CompactibleFreeListSpace::block_size(const HeapWord* p) const {
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// Ensure klass read before size.
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Klass* k = oop(p)->klass_or_null_acquire();
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- if (k != NULL) {
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+ if (k != NULL && Metaspace::contains(k)) {
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assert(k->is_klass(), "Should really be klass oop.");
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oop o = (oop)p;
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assert(o->is_oop(true /* ignore mark word */), "Should be an oop.");
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