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1// SPDX-License-Identifier: GPL-2.02/* Copyright (c) 2021 Facebook */3 4#include <linux/bpf.h>5#include <bpf/bpf_helpers.h>6 7int a[4];8const volatile int off = 4000;9 10SEC("raw_tp/sys_enter")11int good_prog(const void *ctx)12{13 a[0] = (int)(long)ctx;14 return a[1];15}16 17SEC("raw_tp/sys_enter")18int bad_prog(const void *ctx)19{20 /* out of bounds access */21 return a[off];22}23 24char _license[] SEC("license") = "GPL";25