diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 78b871753cb61e099abdfca27a0e316c37c329ee..b5c2b6acbf60677efd4a516c0c4002f2b38e763d 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1562,7 +1562,9 @@ int btrfs_rm_device(struct btrfs_root *root, char *device_path)
 		clear_super = true;
 	}
 
+	mutex_unlock(&uuid_mutex);
 	ret = btrfs_shrink_device(device, 0);
+	mutex_lock(&uuid_mutex);
 	if (ret)
 		goto error_undo;