1 files changed, 1 insertions, 0 deletions

diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 963a8709f5fb..e5c4f609f22c 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -1383,6 +1383,7 @@ static struct file_system_type mqueue_fs_type = {
         .name = "mqueue",
         .mount = mqueue_mount,
         .kill_sb = kill_litter_super,
+        .fs_flags = FS_USERNS_MOUNT,
 };
 
 int mq_init_ns(struct ipc_namespace *ns)