diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 7e1148aaf..acb9e5a0f 100755
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -1667,6 +1667,8 @@ static void rb_free_cpu_buffer(struct ring_buffer_per_cpu *cpu_buffer)
 		free_buffer_page(bpage);
 	}
 
+	free_page((unsigned long)cpu_buffer->free_page);
+
 	kfree(cpu_buffer);
 }