linux-kernel - Re: [PATCH bpf v3 2/3] x86/mm: Disallow vsyscall page read for copy_from_kernel

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Message-ID: <87o7cidlpa.ffs@tglx>
Date: Thu, 15 Feb 2024 12:13:37 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: Hou Tao <houtao@...weicloud.com>, x86@...nel.org, bpf@...r.kernel.org
Cc: Dave Hansen <dave.hansen@...ux.intel.com>, Andy Lutomirski
 <luto@...nel.org>, Peter Zijlstra <peterz@...radead.org>, Ingo Molnar
 <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, "H . Peter Anvin"
 <hpa@...or.com>, linux-kernel@...r.kernel.org, xingwei lee
 <xrivendell7@...il.com>, Jann Horn <jannh@...gle.com>, Sohil Mehta
 <sohil.mehta@...el.com>, Yonghong Song <yonghong.song@...ux.dev>,
 houtao1@...wei.com
Subject: Re: [PATCH bpf v3 2/3] x86/mm: Disallow vsyscall page read for
 copy_from_kernel_nofault()

On Fri, Feb 02 2024 at 18:39, Hou Tao wrote:
>
> Originally-by: Thomas Gleixner <tglx@...utronix.de>
> Reported-by: syzbot+72aa0161922eba61b50e@...kaller.appspotmail.com
> Closes: https://lore.kernel.org/bpf/CAG48ez06TZft=ATH1qh2c5mpS5BT8UakwNkzi6nvK5_djC-4Nw@mail.gmail.com
> Reported-by: xingwei lee <xrivendell7@...il.com>
> Closes: https://lore.kernel.org/bpf/CABOYnLynjBoFZOf3Z4BhaZkc5hx_kHfsjiW+UWLoB=w33LvScw@mail.gmail.com
> Signed-off-by: Hou Tao <houtao1@...wei.com>

Acked-by: Thomas Gleixner <tglx@...utronix.de>