From: Yonghong Song <yonghong.song@linux.dev>
To: Nuoqi Gui <gnq25@mails.tsinghua.edu.cn>, bpf@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>,
Eduard Zingerman <eddyz87@gmail.com>,
Anton Protopopov <a.s.protopopov@gmail.com>,
Shuah Khan <shuah@kernel.org>,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH bpf-next v2 2/2] selftests/bpf: Add cross-subprog gotox target coverage
Date: Sun, 21 Jun 2026 08:21:13 -0700 [thread overview]
Message-ID: <f0f66c49-fccd-4488-91eb-c173ceb818b2@linux.dev> (raw)
In-Reply-To: <20260613-f01-02-gotox-bpf-next-v2-send-v2-2-ff980bc5a329@mails.tsinghua.edu.cn>
On 6/13/26 2:33 AM, Nuoqi Gui wrote:
> Add a gotox regression test with two one-entry INSN_ARRAY maps. CFG can
> model a map whose target stays in the main subprog, while the verified path
> can load a different map whose target is the first instruction of another
> subprog.
>
> That second target is outside the subprog that contains this gotox
> instruction, so program load must be rejected with -EINVAL.
>
> Signed-off-by: Nuoqi Gui <gnq25@mails.tsinghua.edu.cn>
Acked-by: Yonghong Song <yonghong.song@linux.dev>
prev parent reply other threads:[~2026-06-21 15:21 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-09 15:03 [PATCH bpf-next 0/2] bpf: Fix gotox target validation against CFG Nuoqi Gui
2026-06-09 15:03 ` [PATCH bpf-next 1/2] " Nuoqi Gui
2026-06-09 15:42 ` bot+bpf-ci
2026-06-09 15:56 ` Anton Protopopov
2026-06-09 17:27 ` Eduard Zingerman
2026-06-10 12:22 ` Nuoqi Gui
2026-06-09 15:03 ` [PATCH bpf-next 2/2] selftests/bpf: Add cross-subprog gotox target coverage Nuoqi Gui
2026-06-09 15:42 ` bot+bpf-ci
2026-06-09 16:14 ` Anton Protopopov
2026-06-13 9:33 ` [PATCH bpf-next v2 0/2] bpf: Enforce gotox targets against subprog bounds Nuoqi Gui
2026-06-13 9:33 ` [PATCH bpf-next v2 1/2] " Nuoqi Gui
2026-06-21 15:20 ` Yonghong Song
2026-06-13 9:33 ` [PATCH bpf-next v2 2/2] selftests/bpf: Add cross-subprog gotox target coverage Nuoqi Gui
2026-06-13 10:08 ` bot+bpf-ci
2026-06-21 15:21 ` Yonghong Song [this message]
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