diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 61caa55a4402..676851d5cfe7 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -5416,6 +5416,7 @@ vmap_node_shrink_scan(struct shrinker *shrink, struct shrink_control *sc)
 {
 	struct vmap_node *vn;
 
+	guard(mutex)(&vmap_purge_lock);
 	for_each_vmap_node(vn)
 		decay_va_pool_node(vn, true);