1// SPDX-License-Identifier: GPL-2.0-only 2#include <stddef.h> 3#include <linux/bpf.h> 4#include <bpf/bpf_helpers.h> 5#include "bpf_misc.h" 6 7struct S { 8 int x; 9}; 10 11__noinline int foo(const struct S *s) 12{ 13 if (s) 14 return bpf_get_prandom_u32() < s->x; 15 16 return 0; 17} 18 19SEC("cgroup_skb/ingress") 20__failure __msg("Caller passes invalid args into func#1") 21int global_func13(struct __sk_buff *skb) 22{ 23 const struct S *s = (const struct S *)(0xbedabeda); 24 25 return foo(s); 26} 27