diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index c4895c1..1f8cb18 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -879,6 +879,7 @@
 		return NULL;
 
 	ei->vfs_inode.i_version = 1;
+	spin_lock_init(&ei->i_raw_lock);
 	INIT_LIST_HEAD(&ei->i_prealloc_list);
 	spin_lock_init(&ei->i_prealloc_lock);
 	ext4_es_init_tree(&ei->i_es_tree);