1 files changed, 4 insertions, 2 deletions

diff --git a/fs/namei.c b/fs/namei.c
index ffab2e06e147..4a8d998b7274 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1590,7 +1590,8 @@ static inline int walk_component(struct nameidata *nd, struct path *path,
 
         if (should_follow_link(path->dentry, follow)) {
                 if (nd->flags & LOOKUP_RCU) {
-                        if (unlikely(unlazy_walk(nd, path->dentry))) {
+                        if (unlikely(nd->path.mnt != path->mnt ||
+                                     unlazy_walk(nd, path->dentry))) {
                                 err = -ECHILD;
                                 goto out_err;
                         }
@@ -3045,7 +3046,8 @@ finish_lookup:
 
         if (should_follow_link(path->dentry, !symlink_ok)) {
                 if (nd->flags & LOOKUP_RCU) {
-                        if (unlikely(unlazy_walk(nd, path->dentry))) {
+                        if (unlikely(nd->path.mnt != path->mnt ||
+                                     unlazy_walk(nd, path->dentry))) {
                                 error = -ECHILD;
                                 goto out;
                         }