diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 2a4246abc34d4e7d183230e6398800fac1163cfb..bcccbe93e211a1d44731c7a6caa8bda4be420301 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -9632,6 +9632,7 @@ void btrfs_put_block_group_cache(struct btrfs_fs_info *info)
 
 		block_group = btrfs_lookup_first_block_group(info, last);
 		while (block_group) {
+			wait_block_group_cache_done(block_group);
 			spin_lock(&block_group->lock);
 			if (block_group->iref)
 				break;