diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c
index cb3e676a81cc..0ce91396b517 100644
--- a/fs/btrfs/tree-checker.c
+++ b/fs/btrfs/tree-checker.c
@@ -1923,6 +1923,12 @@ static int check_inode_ref(struct extent_buffer *leaf,
 
 		iref = (struct btrfs_inode_ref *)ptr;
 		namelen = btrfs_inode_ref_name_len(leaf, iref);
+		if (unlikely(namelen == 0 || namelen > BTRFS_NAME_LEN)) {
+			inode_ref_err(leaf, slot,
+				"invalid inode ref name length, has %u expect [1, %u]",
+				namelen, BTRFS_NAME_LEN);
+			return -EUCLEAN;
+		}
 		if (unlikely(ptr + sizeof(*iref) + namelen > end)) {
 			inode_ref_err(leaf, slot,
 				"inode ref overflow, ptr %lu end %lu namelen %u",