diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 8e686a427ce2e8e5e824419321f1f8f2dfe19acb..8cc941e5b3e152a7a9439385219a113698662876 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -310,6 +310,11 @@ static int __btrfs_run_defrag_inode(struct btrfs_fs_info *fs_info,
 		goto cleanup;
 	}
 
+	if (btrfs_root_refs(&inode_root->root_item) == 0) {
+		ret = -ENOENT;
+		goto cleanup;
+	}
+
 	key.objectid = defrag->ino;
 	btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
 	key.offset = 0;