1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */
5 #include <bpf/bpf_tracing.h>
8 char _license[] SEC("license") = "GPL";
10 /* Ensure module parameter has PTR_MAYBE_NULL */
11 SEC("tp_btf/bpf_testmod_test_raw_tp_null")
12 __failure __msg("R1 invalid mem access 'trusted_ptr_or_null_'")
13 int test_raw_tp_null_bpf_testmod_test_raw_tp_null_arg_1(void *ctx) {
14 asm volatile("r1 = *(u64 *)(r1 +0); r1 = *(u64 *)(r1 +0);" ::: __clobber_all);
18 /* Check NULL marking */
19 SEC("tp_btf/sched_pi_setprio")
20 __failure __msg("R1 invalid mem access 'trusted_ptr_or_null_'")
21 int test_raw_tp_null_sched_pi_setprio_arg_2(void *ctx) {
22 asm volatile("r1 = *(u64 *)(r1 +8); r1 = *(u64 *)(r1 +0);" ::: __clobber_all);