diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index a85cf7d2330981d606352cc8218167570db5507a..362879da4f0d2f09c6553f827e0898f6088e1d6f 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1771,6 +1771,14 @@ static noinline int generic_bin_search(struct extent_buffer *eb,
 	unsigned long map_len = 0;
 	int err;
 
+	if (low > high) {
+		btrfs_err(eb->fs_info,
+		 "%s: low (%d) > high (%d) eb %llu owner %llu level %d",
+			  __func__, low, high, eb->start,
+			  btrfs_header_owner(eb), btrfs_header_level(eb));
+		return -EINVAL;
+	}
+
 	while (low < high) {
 		mid = (low + high) / 2;
 		offset = p + mid * item_size;