From: "Alexis Lothoré" <alexis.lothore@bootlin.com>
To: "Yonghong Song" <yonghong.song@linux.dev>,
"Alexis Lothoré" <alexis.lothore@bootlin.com>,
"Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Andrii Nakryiko" <andrii@kernel.org>,
"Martin KaFai Lau" <martin.lau@linux.dev>,
"Eduard Zingerman" <eddyz87@gmail.com>,
"Kumar Kartikeya Dwivedi" <memxor@gmail.com>,
"Song Liu" <song@kernel.org>, "Jiri Olsa" <jolsa@kernel.org>,
"John Fastabend" <john.fastabend@gmail.com>,
"Thomas Gleixner" <tglx@kernel.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Borislav Petkov" <bp@alien8.de>,
"Dave Hansen" <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
"Shuah Khan" <shuah@kernel.org>,
"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@foss.st.com>,
"Ihor Solodrai" <ihor.solodrai@linux.dev>
Cc: <ebpf@linuxfoundation.org>,
"Bastien Curutchet" <bastien.curutchet@bootlin.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
<bpf@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-kselftest@vger.kernel.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH bpf-next v2 8/8] selftests/bpf: add tests to validate KASAN on JIT programs
Date: Sat, 06 Jun 2026 10:51:45 +0200 [thread overview]
Message-ID: <DJ1U71MEBQDQ.2PHD22ZTTV64B@bootlin.com> (raw)
In-Reply-To: <d717e193-f3b3-4022-8b0f-5e94595dd69b@linux.dev>
On Sat Jun 6, 2026 at 6:09 AM CEST, Yonghong Song wrote:
[...]
>>> But when I am running another same test './test_progs -t kasan', there is no kasan reports.
>> Ok, I guess you are missing kasan_multi_shot on your kernel command
>> line: without this option, only the first report is generated, then
>> KASAN does not emit additional report until you restart your kernel.
>> Could you please try adding it and running the tests again ?
>
> Thanks! Adding 'kasan_multi_shot' to the kernel command line indeed fixed the problem.
> It would be great if you can mention 'kasan_multi_shot' is needed in kernel command
> line in cover letter and in patch 8.
Yes, that's definitely missing, I'll make sure to add it. Thanks again
for the test !
Alexis
--
Alexis Lothoré, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
prev parent reply other threads:[~2026-06-06 8:52 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-04 20:21 [PATCH bpf-next v2 0/8] bpf: add support for KASAN checks in JITed programs Alexis Lothoré (eBPF Foundation)
2026-06-04 20:21 ` [PATCH bpf-next v2 1/8] bpf: mark instructions accessing program stack Alexis Lothoré (eBPF Foundation)
2026-06-04 21:13 ` bot+bpf-ci
2026-06-05 23:20 ` Alexei Starovoitov
2026-06-04 20:22 ` [PATCH bpf-next v2 2/8] bpf: add BPF_JIT_KASAN for KASAN instrumentation of JITed programs Alexis Lothoré (eBPF Foundation)
2026-06-04 21:13 ` bot+bpf-ci
2026-06-04 20:22 ` [PATCH bpf-next v2 3/8] bpf, x86: add helper to emit kasan checks in x86 " Alexis Lothoré (eBPF Foundation)
2026-06-04 20:22 ` [PATCH bpf-next v2 4/8] bpf, x86: refactor BPF_ST management in do_jit Alexis Lothoré (eBPF Foundation)
2026-06-04 21:13 ` bot+bpf-ci
2026-06-05 23:22 ` Alexei Starovoitov
2026-06-04 20:22 ` [PATCH bpf-next v2 5/8] bpf, x86: emit KASAN checks into x86 JITed programs Alexis Lothoré (eBPF Foundation)
2026-06-05 14:54 ` Yonghong Song
2026-06-05 15:50 ` Alexis Lothoré
2026-06-04 20:22 ` [PATCH bpf-next v2 6/8] bpf, x86: enable KASAN for JITed programs on x86 Alexis Lothoré (eBPF Foundation)
2026-06-04 20:22 ` [PATCH bpf-next v2 7/8] selftests/bpf: add helper to check whether eBPF KASAN is active Alexis Lothoré (eBPF Foundation)
2026-06-04 20:22 ` [PATCH bpf-next v2 8/8] selftests/bpf: add tests to validate KASAN on JIT programs Alexis Lothoré (eBPF Foundation)
2026-06-04 21:45 ` bot+bpf-ci
2026-06-05 15:47 ` Yonghong Song
2026-06-05 16:01 ` Alexis Lothoré
[not found] ` <f73d0971-0544-4a92-bde7-b2fbfcdaf28b@linux.dev>
2026-06-05 20:55 ` Alexis Lothoré
2026-06-06 4:09 ` Yonghong Song
2026-06-06 8:51 ` Alexis Lothoré [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=DJ1U71MEBQDQ.2PHD22ZTTV64B@bootlin.com \
--to=alexis.lothore@bootlin.com \
--cc=alexandre.torgue@foss.st.com \
--cc=andrii@kernel.org \
--cc=ast@kernel.org \
--cc=bastien.curutchet@bootlin.com \
--cc=bp@alien8.de \
--cc=bpf@vger.kernel.org \
--cc=daniel@iogearbox.net \
--cc=dave.hansen@linux.intel.com \
--cc=ebpf@linuxfoundation.org \
--cc=eddyz87@gmail.com \
--cc=hpa@zytor.com \
--cc=ihor.solodrai@linux.dev \
--cc=john.fastabend@gmail.com \
--cc=jolsa@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=linux-stm32@st-md-mailman.stormreply.com \
--cc=martin.lau@linux.dev \
--cc=mcoquelin.stm32@gmail.com \
--cc=memxor@gmail.com \
--cc=mingo@redhat.com \
--cc=shuah@kernel.org \
--cc=song@kernel.org \
--cc=tglx@kernel.org \
--cc=thomas.petazzoni@bootlin.com \
--cc=x86@kernel.org \
--cc=yonghong.song@linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox