diff --git a/compiler-rt/lib/scudo/standalone/local_cache.h b/compiler-rt/lib/scudo/standalone/local_cache.h
--- a/compiler-rt/lib/scudo/standalone/local_cache.h
+++ b/compiler-rt/lib/scudo/standalone/local_cache.h
@@ -80,8 +80,10 @@
     // the memory accesses in close quarters.
     const uptr ClassSize = C->ClassSize;
     CompactPtrT CompactP = C->Chunks[--C->Count];
-    Stats.add(StatAllocated, ClassSize);
-    Stats.sub(StatFree, ClassSize);
+    if (ClassId != BatchClassId) {
+      Stats.add(StatAllocated, ClassSize);
+      Stats.sub(StatFree, ClassSize);
+    }
     return Allocator->decompactPtr(ClassId, CompactP);
   }
 
@@ -97,8 +99,10 @@
     const uptr ClassSize = C->ClassSize;
     C->Chunks[C->Count++] =
         Allocator->compactPtr(ClassId, reinterpret_cast<uptr>(P));
-    Stats.sub(StatAllocated, ClassSize);
-    Stats.add(StatFree, ClassSize);
+    if (ClassId != BatchClassId) {
+      Stats.sub(StatAllocated, ClassSize);
+      Stats.add(StatFree, ClassSize);
+    }
   }
 
   bool isEmpty() const {