diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index ce69bb25ede8771291041496e80dc205c1e998d3..26d529aec8b82d4679a280974082c835d1d3697c 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -4135,7 +4135,7 @@ static struct btf *btf_parse(void __user *btf_data, u32 btf_data_size,
 		log->len_total = log_size;
 
 		/* log attributes have to be sane */
-		if (log->len_total < 128 || log->len_total > UINT_MAX >> 8 ||
+		if (log->len_total < 128 || log->len_total > UINT_MAX >> 2 ||
 		    !log->level || !log->ubuf) {
 			err = -EINVAL;
 			goto errout;