// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2021 Facebook */ #include <linux/bpf.h> #include <bpf/bpf_helpers.h> int a[4]; const volatile int off = 4000; SEC("raw_tp/sys_enter") int good_prog(const void *ctx) { a[0] = (int)(long)ctx; return a[1]; } SEC("raw_tp/sys_enter") int bad_prog(const void *ctx) { /* out of bounds access */ return a[off]; } char _license[] SEC("license") = "GPL";