From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7A59C3AE1BC; Sat, 6 Jun 2026 12:44:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780749874; cv=none; b=WvNO8ZFgzE9eK1sjD94oUrS128Botz528rbE346nLbW099wqDpJsJ9ycctmslzntOv+toUxCo3HOIxLNHVCOQxwHJhkTlqZovf0GNU+Tk6o70I5QLZvdnzDGoiMw8R73Tr/FWZiHCZPdFcq4Cpw6MIVHlGrOOm0PabZ+8sBIGyA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780749874; c=relaxed/simple; bh=YTvP+rq7K8nud+nxlmHrp6fytLgg/QHZ9vcHVWscO20=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=V6PL/MXTDL8DglEnZEfy068p+xdUYhZNHsoCx3pD1UMp6wlZQ4Q9g3g74YsV2OOUWsvQhTosZu4zbJr4CL78IBSM86yw5NqgBCw0Rbco+RnGnFn0Hnrvid32J0pcfvMjblSnUvQn9cil8pSO2cNHES5t9/7gFSiCBPkjnCzswiA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZDFyThrt; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZDFyThrt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8CBC71F00893; Sat, 6 Jun 2026 12:44:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780749873; bh=1yr0+dLJogmB5x3+gmMrSYuSEnaV1GQT5T4fNOxOgrI=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ZDFyThrtdDy/b55iZANYrN4U19Vwb9aujtOccMrpE0n5Al+y3/RTWgU6lUNy2PyKP HNkrZEG6X4cqD25LTn8qXx9axRUr4onSj7eMBAWPZnZNSTEN0yv9ZZy2tLcgQGqEZX sKSETMtEZKmeTUN0pJoevVbORr09TFBDrGeOMqCSIxN7/dgtXk96HvaSO3Fd4J5PaV +G6QppY4NhXiaLCKxaDJoJd9kRGOz4cE0mn9XEmnBlp1YZdLskauUEMn8X4vdu5KAG uHREyKceSVjuaeCOXE9cpcU5/GPluWh+ciE0ozmWK4craz5WxejsIzB2fZDKQj0SXH yjeluJW8bf0qQ== From: Jiri Olsa To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: bpf@vger.kernel.org, linux-trace-kernel@vger.kernel.org, Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , Menglong Dong , Steven Rostedt Subject: [PATCHv8 bpf-next 27/29] selftests/bpf: Add tracing multi verifier fails test Date: Sat, 6 Jun 2026 14:39:52 +0200 Message-ID: <20260606123955.345967-28-jolsa@kernel.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260606123955.345967-1-jolsa@kernel.org> References: <20260606123955.345967-1-jolsa@kernel.org> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Adding tests for verifier fails on tracing multi programs. Signed-off-by: Jiri Olsa --- .../selftests/bpf/prog_tests/tracing_multi.c | 2 ++ .../bpf/progs/tracing_multi_verifier.c | 31 +++++++++++++++++++ 2 files changed, 33 insertions(+) create mode 100644 tools/testing/selftests/bpf/progs/tracing_multi_verifier.c diff --git a/tools/testing/selftests/bpf/prog_tests/tracing_multi.c b/tools/testing/selftests/bpf/prog_tests/tracing_multi.c index 7e1bb071ce2a..9e026f2b254d 100644 --- a/tools/testing/selftests/bpf/prog_tests/tracing_multi.c +++ b/tools/testing/selftests/bpf/prog_tests/tracing_multi.c @@ -9,6 +9,7 @@ #include "tracing_multi_intersect.skel.h" #include "tracing_multi_session.skel.h" #include "tracing_multi_fail.skel.h" +#include "tracing_multi_verifier.skel.h" #include "trace_helpers.h" static __u64 bpf_fentry_test_cookies[] = { @@ -619,4 +620,5 @@ void test_tracing_multi_test(void) test_session(); if (test__start_subtest("attach_api_fails")) test_attach_api_fails(); + RUN_TESTS(tracing_multi_verifier); } diff --git a/tools/testing/selftests/bpf/progs/tracing_multi_verifier.c b/tools/testing/selftests/bpf/progs/tracing_multi_verifier.c new file mode 100644 index 000000000000..7b6ed41bf452 --- /dev/null +++ b/tools/testing/selftests/bpf/progs/tracing_multi_verifier.c @@ -0,0 +1,31 @@ +// SPDX-License-Identifier: GPL-2.0 +#include "vmlinux.h" +#include +#include +#include "bpf_misc.h" + +char _license[] SEC("license") = "GPL"; + +SEC("fentry.multi/bpf_fentry_test1") +__failure +__msg("func 'bpf_multi_func' doesn't have 1-th argument") +int BPF_PROG(fentry_direct_access, int a) +{ + return a; +} + +SEC("fexit.multi/bpf_fentry_test3") +__failure +__msg("invalid bpf_context access off=24 size=8") +int BPF_PROG(fexit_direct_access, char a, int b, __u64 c, int ret) +{ + return ret; +} + +SEC("fsession.multi/bpf_fentry_test4") +__failure +__msg("invalid bpf_context access off=16 size=8") +int BPF_PROG(fsession_direct_access, void *a, char b, int c, __u64 d, int ret) +{ + return c; +} -- 2.54.0