linux-kernel - Re: [syzbot] general protection fault in xfrm_user_rcv_msg

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Date:   Thu, 12 May 2022 15:12:17 +0200
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     syzbot <syzbot+5078fc2d7cf37d71de1c@...kaller.appspotmail.com>
Cc:     davem@...emloft.net, dima@...sta.com, herbert@...dor.apana.org.au,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, steffen.klassert@...unet.com,
        syzkaller-bugs@...glegroups.com, tonymarislogistics@...dex.com,
        xiyou.wangcong@...il.com, zoe.byrne@...hargemaster.com
Subject: Re: [syzbot] general protection fault in xfrm_user_rcv_msg_compat

On Mon, 6 Sept 2021 at 21:29, syzbot
<syzbot+5078fc2d7cf37d71de1c@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 4e9505064f58d1252805952f8547a5b7dbc5c111
> Author: Dmitry Safonov <dima@...sta.com>
> Date:   Sat Jul 17 15:02:21 2021 +0000
>
>     net/xfrm/compat: Copy xfrm_spdattr_type_t atributes
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14b8aa69300000
> start commit:   a99163e9e708 Merge tag 'devicetree-for-5.12' of git://git...
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=7a875029a795d230
> dashboard link: https://syzkaller.appspot.com/bug?extid=5078fc2d7cf37d71de1c
> userspace arch: i386
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=167c1832d00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10214f12d00000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: net/xfrm/compat: Copy xfrm_spdattr_type_t atributes

#syz fix: net/xfrm/compat: Copy xfrm_spdattr_type_t atributes