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 CCF6136F439; Wed, 3 Jun 2026 11:10:52 +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=1780485053; cv=none; b=Pvdt6Z/MGMh7XGcM3j7KiJWgzz1UTIWrK1uQ2deluIenJMipEyx11KpO9I3SlqpSCLqJ6sbLbJiiioRf4ig9dFGMR0T8Oo60mvwdNUhXFg8rgC2BAHtwr++Zx4P7h9iYbqJpTYCy4T+4QLa2EBZAnSl5Pq9o2asWj3dhHcx2z34= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780485053; c=relaxed/simple; bh=YTvP+rq7K8nud+nxlmHrp6fytLgg/QHZ9vcHVWscO20=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=iLcAmhDmkFDYeSoLXJz2Lc619WyakjtQrixmodrZCHgqoOjn6nLqOkaaQTvIVhwt6kt71XzFY3PAqu2d64vUd6W6SQ5iZCmmNjAmpSiQlsK3tESq7l/6N24Lgm86sSg2zuPyV2R/5THAoX0XELpSxY347vY8HwjV3XgGc9Oa/7s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YX4VIC4k; 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="YX4VIC4k" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A78431F00898; Wed, 3 Jun 2026 11:10:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780485052; bh=1yr0+dLJogmB5x3+gmMrSYuSEnaV1GQT5T4fNOxOgrI=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=YX4VIC4kJwRx14sGorLLionXbsutkA41bMK6vlc2mw86Ro7HPDwtf3bFbSM6TasUn 3OzP6eKIt8CYjyPNQm432OtNGn2d9RPMBM8onO4gwsv0c3x0rqi9UwUWUHJQ99ErMH iLe7aMPiO55upW+pxPqqtG17Caatt9IoRMBODllrc6c1xdMVj8uhURM9cw0TeEOKud S7Ri5BQnUsRx7htFylUGZ+lsr2fJLyY/6vX9VJ+MMf8O3uU+QYw+lS7W+qCmlfKpYL 0OxIIfsIVooYlFX/NdiHyBA5sYeFtvYKLObshIz9t/wW+/I9sd6ykbVS4LTSpJNaZW joofuDmOGpGMQ== 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: [PATCHv7 bpf-next 27/29] selftests/bpf: Add tracing multi verifier fails test Date: Wed, 3 Jun 2026 13:05:51 +0200 Message-ID: <20260603110554.29590-28-jolsa@kernel.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260603110554.29590-1-jolsa@kernel.org> References: <20260603110554.29590-1-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