linux-kernel - Re: [Syzkaller & bisect] There is KASAN: slab-use-after-free Read in arena_vm

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Message-ID: <Zm5YT8f/zGTIpAvr@xpf.sh.intel.com>
Date: Sun, 16 Jun 2024 11:13:19 +0800
From: Pengfei Xu <pengfei.xu@...el.com>
To: Alexei Starovoitov <alexei.starovoitov@...il.com>
CC: Alexei Starovoitov <ast@...nel.org>, LKML <linux-kernel@...r.kernel.org>,
	bpf <bpf@...r.kernel.org>, Andrii Nakryiko <andrii@...nel.org>, Barret Rhoden
	<brho@...gle.com>, kbuild test robot <lkp@...el.com>, syzkaller-bugs
	<syzkaller-bugs@...glegroups.com>
Subject: Re: [Syzkaller & bisect] There is KASAN: slab-use-after-free Read in
 arena_vm_close in v6.10-rc3 kernel

Hi Alexei,

On 2024-06-15 at 11:21:05 -0700, Alexei Starovoitov wrote:
> On Thu, Jun 13, 2024 at 7:54 PM Pengfei Xu <pengfei.xu@...el.com> wrote:
> >
> > Hi Alexei Starovoitov and bpf expert,
> >
> > Greeting!
> >
> > There is KASAN: slab-use-after-free Read in arena_vm_close in v6.10-rc3 kernel.
> 
> Thanks for the report.
> Please test the fix:
> https://lore.kernel.org/bpf/20240615181935.76049-1-alexei.starovoitov@gmail.com/

Thanks for your fixed patch!
I have tested the patch in above link and the above patch fixed this issue.
I have replied test result in above link also.

Best Regards,
Thank you!