diff --git a/src/tools/valgrind.supp b/src/tools/valgrind.supp
index 7ea464c8094..36bf3253f76 100644
--- a/src/tools/valgrind.supp
+++ b/src/tools/valgrind.supp
@@ -180,3 +180,22 @@
    Memcheck:Cond
    fun:PyObject_Realloc
 }
+
+# Querying NUMA node for shared memory requires touching the memory so
+# that it gets allocated in the process. But we'll touch memory backing
+# buffers, but that memory may be marked as noaccess for buffers that
+# are not pinned. So just ignore that, we're not really accessing the
+# buffers, for both places querying the NUMA status.
+{
+   pg_buffercache_numa_pages
+   Memcheck:Addr8
+   fun:pg_buffercache_numa_pages
+   fun:ExecMakeTableFunctionResult
+}
+
+{
+   pg_get_shmem_allocations_numa
+   Memcheck:Addr8
+   fun:pg_get_shmem_allocations_numa
+   fun:ExecMakeTableFunctionResult
+}