xref: /linux/tools/testing/selftests/bpf/progs/test_sleepable_tracepoints_fail.c (revision 637315cb400eed1dbe721954fea437a61a2d65b2)
1*8a206557SMykyta Yatsenko // SPDX-License-Identifier: GPL-2.0
2*8a206557SMykyta Yatsenko /* Copyright (c) 2025 Meta Platforms, Inc. and affiliates. */
3*8a206557SMykyta Yatsenko 
4*8a206557SMykyta Yatsenko #include <vmlinux.h>
5*8a206557SMykyta Yatsenko #include <bpf/bpf_tracing.h>
6*8a206557SMykyta Yatsenko #include <bpf/bpf_helpers.h>
7*8a206557SMykyta Yatsenko #include "bpf_misc.h"
8*8a206557SMykyta Yatsenko 
9*8a206557SMykyta Yatsenko char _license[] SEC("license") = "GPL";
10*8a206557SMykyta Yatsenko 
11*8a206557SMykyta Yatsenko /* Sleepable program on a non-faultable tracepoint should fail to load */
12*8a206557SMykyta Yatsenko SEC("tp_btf.s/sched_switch")
13*8a206557SMykyta Yatsenko __failure __msg("Sleepable program cannot attach to non-faultable tracepoint")
14*8a206557SMykyta Yatsenko int BPF_PROG(handle_sched_switch, bool preempt,
15*8a206557SMykyta Yatsenko 	     struct task_struct *prev, struct task_struct *next)
16*8a206557SMykyta Yatsenko {
17*8a206557SMykyta Yatsenko 	return 0;
18*8a206557SMykyta Yatsenko }
19