diff --git a/opal/class/opal_interval_tree.c b/opal/class/opal_interval_tree.c
index 110dccdacc9..ea88b6f49c9 100644
--- a/opal/class/opal_interval_tree.c
+++ b/opal/class/opal_interval_tree.c
@@ -13,6 +13,7 @@
  * Copyright (c) 2015-2018 Los Alamos National Security, LLC. All rights
  *                         reserved.
  * Copyright (c) 2020      Google, LLC. All rights reserved.
+ * Copyright (c) 2025      NVIDIA Corporation.  All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -81,6 +82,7 @@ static void opal_interval_tree_construct (opal_interval_tree_t *tree)
     tree->tree_size = 0;
     tree->lock = 0;
     tree->reader_count = 0;
+    tree->reader_id = 0;
     tree->epoch = 0;
 
     /* set all reader epochs to UINT_MAX. this value is used to simplfy
diff --git a/opal/mca/rcache/base/rcache_base_vma.h b/opal/mca/rcache/base/rcache_base_vma.h
index 261cad67196..a33d8af048e 100644
--- a/opal/mca/rcache/base/rcache_base_vma.h
+++ b/opal/mca/rcache/base/rcache_base_vma.h
@@ -15,6 +15,7 @@
  * Copyright (c) 2009      IBM Corporation.  All rights reserved.
  * Copyright (c) 2015-2018 Los Alamos National Security, LLC. All rights
  *                         reserved.
+ * Copyright (c) 2025      NVIDIA Corporation.  All rights reserved.
  *
  * $COPYRIGHT$
  *
@@ -43,9 +44,6 @@ struct mca_rcache_base_registration_t;
 struct mca_rcache_base_vma_module_t {
     opal_object_t super;
     opal_interval_tree_t tree;
-    opal_list_t vma_list;
-    opal_lifo_t vma_gc_lifo;
-    size_t reg_cur_cache_size;
     opal_mutex_t vma_lock;
 };
 typedef struct mca_rcache_base_vma_module_t mca_rcache_base_vma_module_t;
diff --git a/opal/mca/rcache/base/rcache_base_vma_tree.c b/opal/mca/rcache/base/rcache_base_vma_tree.c
index 09362f4f2b5..2c1d6c7db52 100644
--- a/opal/mca/rcache/base/rcache_base_vma_tree.c
+++ b/opal/mca/rcache/base/rcache_base_vma_tree.c
@@ -14,7 +14,7 @@
  * Copyright (c) 2006      Voltaire. All rights reserved.
  * Copyright (c) 2007      Mellanox Technologies. All rights reserved.
  * Copyright (c) 2009      IBM Corporation.  All rights reserved.
- * Copyright (c) 2013      NVIDIA Corporation.  All rights reserved.
+ * Copyright (c) 2013-2025 NVIDIA Corporation.  All rights reserved.
  * Copyright (c) 2013-2018 Cisco Systems, Inc.  All rights reserved
  * Copyright (c) 2015-2018 Los Alamos National Security, LLC. All rights
  *                         reserved.
@@ -34,7 +34,6 @@
 int mca_rcache_base_vma_tree_init (mca_rcache_base_vma_module_t *vma_module)
 {
     OBJ_CONSTRUCT(&vma_module->tree, opal_interval_tree_t);
-    vma_module->reg_cur_cache_size = 0;
     return opal_interval_tree_init (&vma_module->tree);
 }
 
diff --git a/opal/mca/rcache/grdma/rcache_grdma_module.c b/opal/mca/rcache/grdma/rcache_grdma_module.c
index 7bf1748e479..2819c0f16ed 100644
--- a/opal/mca/rcache/grdma/rcache_grdma_module.c
+++ b/opal/mca/rcache/grdma/rcache_grdma_module.c
@@ -16,7 +16,7 @@
  * Copyright (c) 2010      IBM Corporation.  All rights reserved.
  * Copyright (c) 2011-2018 Los Alamos National Security, LLC. All rights
  *                         reserved.
- * Copyright (c) 2013      NVIDIA Corporation.  All rights reserved.
+ * Copyright (c) 2013-2025 NVIDIA Corporation.  All rights reserved.
  * Copyright (c) 2016      Research Organization for Information Science
  *                         and Technology (RIST). All rights reserved.
  *
@@ -80,11 +80,10 @@ static int check_for_cuda_freed_memory(mca_rcache_base_module_t *rcache, void *a
 #endif /* OPAL_CUDA_GDR_SUPPORT */
 static void mca_rcache_grdma_cache_contructor (mca_rcache_grdma_cache_t *cache)
 {
-    memset ((void *)((uintptr_t)cache + sizeof (cache->super)), 0, sizeof (*cache) - sizeof (cache->super));
-
     OBJ_CONSTRUCT(&cache->lru_list, opal_list_t);
     OBJ_CONSTRUCT(&cache->gc_lifo, opal_lifo_t);
 
+    cache->cache_name = NULL;
     cache->vma_module = mca_rcache_base_vma_module_alloc ();
 }