Re: [syzbot] [net?] KMSAN: uninit-value in xfrm_state_find

From: Aleksandr Nogikh
Date: Tue Jun 20 2023 - 05:14:29 EST


On Tue, Jun 20, 2023 at 8:41 AM syzbot
<syzbot+131cd4c6d21724b99a26@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 3d776e31c841ba2f69895d2255a49320bec7cea6
> Author: Tobias Brunner <tobias@xxxxxxxxxxxxxx>
> Date: Tue May 9 08:59:58 2023 +0000
>
> xfrm: Reject optional tunnel/BEET mode templates in outbound policies
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13eeaa4b280000
> start commit: e4cf7c25bae5 Merge tag 'kbuild-fixes-v6.2' of git://git.ke..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=2651619a26b4d687
> dashboard link: https://syzkaller.appspot.com/bug?extid=131cd4c6d21724b99a26
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1140605c480000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14c92718480000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: xfrm: Reject optional tunnel/BEET mode templates in outbound policies

Looks related.

#syz fix: xfrm: Reject optional tunnel/BEET mode templates in outbound policies

>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
>
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