1 files changed, 5 insertions, 3 deletions

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 77a57b5799c4..ff7a66850602 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -371,9 +371,11 @@ static int mounts_open(struct inode *inode, struct file *file)
 
         if (task) {
                 task_lock(task);
-                ns = task->nsproxy->mnt_ns;
-                if (ns)
-                        get_mnt_ns(ns);
+                if (task->nsproxy) {
+                        ns = task->nsproxy->mnt_ns;
+                        if (ns)
+                                get_mnt_ns(ns);
+                }
                 task_unlock(task);
                 put_task_struct(task);
         }