linux-kernel - Re: [PATCH bpf-next 0/4] Use correct destructor kfunc types

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <7b88650d-e9dd-4c3b-b377-2017b5f982b0@linux.dev>
Date: Fri, 25 Jul 2025 10:48:36 -0700
From: Yonghong Song <yonghong.song@...ux.dev>
To: Sami Tolvanen <samitolvanen@...gle.com>
Cc: bpf@...r.kernel.org, Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
 Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>,
 Andrii Nakryiko <andrii@...nel.org>, Martin KaFai Lau
 <martin.lau@...ux.dev>, Eduard Zingerman <eddyz87@...il.com>,
 Song Liu <song@...nel.org>, John Fastabend <john.fastabend@...il.com>,
 KP Singh <kpsingh@...nel.org>, Stanislav Fomichev <sdf@...ichev.me>,
 Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
 Jamal Hadi Salim <jhs@...atatu.com>, Cong Wang <xiyou.wangcong@...il.com>,
 Jiri Pirko <jiri@...nulli.us>, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next 0/4] Use correct destructor kfunc types



On 7/25/25 10:20 AM, Sami Tolvanen wrote:
> On Fri, Jul 25, 2025 at 9:54 AM Yonghong Song <yonghong.song@...ux.dev> wrote:
>> I just tried arm64 with your patch set. CFI crash still happened:
>>
>> CFI failure at tcp_ack+0xe74/0x13cc (target: bpf__tcp_congestion_ops_in_ack_event+0x0/0x78; expected type: 0x64424
>> 87a)
> This one should fixed by the other series I posted earlier:
>
> https://lore.kernel.org/bpf/20250722205357.3347626-5-samitolvanen@google.com/

Okay, I see. We can delay arm64 for now and focus on x86 side as I can
observe some issues with CONFIG_CFI_CLANG.

>
> Sami