diff --git a/fs/seq_file.c b/fs/seq_file.c
index eea09f6d88305..6cb1144421bbd 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -26,6 +26,9 @@ static void seq_set_overflow(struct seq_file *m)
 
 static void *seq_buf_alloc(unsigned long size)
 {
+	if (unlikely(size > MAX_RW_COUNT))
+		return NULL;
+
 	return kvmalloc(size, GFP_KERNEL);
 }