1// SPDX-License-Identifier: GPL-2.0
 2/* Copyright (c) 2021 Google LLC. */
 3
 4#include <linux/bpf.h>
 5#include <bpf/bpf_helpers.h>
 6
 7/* The format string is filled from the userspace such that loading fails */
 8const char fmt[10];
 9
10SEC("raw_tp/sys_enter")
11int handler(const void *ctx)
12{
13	unsigned long long arg = 42;
14
15	bpf_snprintf(NULL, 0, fmt, &arg, sizeof(arg));
16
17	return 0;
18}
19
20char _license[] SEC("license") = "GPL";