diff --git a/storage/innobase/buf/buf0buf.cc b/storage/innobase/buf/buf0buf.cc
index bc28a86d74aa9..60a84519122be 100644
--- a/storage/innobase/buf/buf0buf.cc
+++ b/storage/innobase/buf/buf0buf.cc
@@ -1381,7 +1381,7 @@ bool buf_pool_t::create() noexcept
     memory_unaligned= nullptr;
     goto oom;
   }
-  ut_dontdump(memory_unaligned, size, true);
+  ut_dontdump(memory_unaligned, size_unaligned, true);
 #else
   update_malloc_size(actual_size, 0);
 #endif
@@ -1938,7 +1938,7 @@ ATTRIBUTE_COLD void buf_pool_t::resize(size_t size, THD *thd) noexcept
       return;
     }
 
-    ut_dontdump(memory_unaligned, size, true);
+    ut_dontdump(memory + old_size, size - old_size, true);
     size_in_bytes_requested= size;
     size_in_bytes= size;