From: patchwork-bot+netdevbpf@kernel.org
To: Pu Lehui <pulehui@huaweicloud.com>
Cc: bpf@vger.kernel.org, linux-riscv@lists.infradead.org,
linux-kernel@vger.kernel.org, bjorn@kernel.org, ast@kernel.org,
daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com,
memxor@gmail.com, martin.lau@linux.dev, song@kernel.org,
yonghong.song@linux.dev, jolsa@kernel.org, emil@etsalapatis.com,
ihor.solodrai@linux.dev, puranjay@kernel.org, pjw@kernel.org,
palmer@dabbelt.com, alex@ghiti.fr, pulehui@huawei.com
Subject: Re: [PATCH bpf-next] riscv, bpf: Adjust bpf_func to account for CFI offset in bpf_jit_free
Date: Thu, 24 Sep 2026 21:50:05 +0000 [thread overview]
Message-ID: <179028660516.2215629.2749041219653206416.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260923144216.934701-1-pulehui@huaweicloud.com>
Hello:
This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:
On Wed, 23 Sep 2026 14:42:16 +0000 you wrote:
> From: Pu Lehui <pulehui@huawei.com>
>
> When CFI is enabled, the actual BPF program entry point is shifted
> forward by a CFI preamble. During bpf_jit_free(), this shifted pointer
> causes the wrong ro_header to be fetched, leading to a potential invalid
> memory free.
>
> [...]
Here is the summary with links:
- [bpf-next] riscv, bpf: Adjust bpf_func to account for CFI offset in bpf_jit_free
https://git.kernel.org/bpf/bpf-next/c/93df8ae3267f
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-09-24 21:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-23 14:42 Pu Lehui
2026-09-24 15:48 ` Björn Töpel
2026-09-24 21:50 ` patchwork-bot+netdevbpf [this message]
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