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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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1234567891011121314151617181920212223242526272829// SPDX-License-Identifier: GPL-2.0/* Copyright (c) 2026 Meta Platforms, Inc. and affiliates. */
#include <vmlinux.h>#include <bpf/bpf_helpers.h>#include <bpf/bpf_tracing.h>#include "bpf_misc.h"#include "../test_kmods/bpf_testmod.h"
char _license[] SEC("license") = "GPL";
/* The member is trusted, but __nullable, so it needs a check before the kfunc. */SEC("struct_ops/test_nullable")__failure __msg("Possibly NULL pointer passed to trusted")int BPF_PROG(unchecked_nullable, struct bpf_testmod_nullable_args *args){ struct task_struct *t;
t = bpf_task_acquire(args->task_or_null); if (t) bpf_task_release(t); return 0;}
SEC(".struct_ops.link")struct bpf_testmod_ops3 testmod_nullable_fail = { .test_nullable = (void *)unchecked_nullable,};