Re: [syzbot] [overlayfs?] BUG: unable to handle kernel NULL pointer dereference in __lookup_slow (3)

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syz dup: BUG: unable to handle kernel NULL pointer dereference in
lookup_one_unlocked

On Wed, 8 Jan 2025 at 21:42, syzbot
<syzbot+94891a5155abdf6821b7@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit c8b359dddb418c60df1a69beea01d1b3322bfe83
> Author: Vasiliy Kovalev <kovalev@xxxxxxxxxxxx>
> Date:   Tue Nov 19 15:58:17 2024 +0000
>
>     ovl: Filter invalid inodes with missing lookup function
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14ef4dc4580000
> start commit:   20371ba12063 Merge tag 'drm-fixes-2024-08-30' of https://g..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=d806687521800cad
> dashboard link: https://syzkaller.appspot.com/bug?extid=94891a5155abdf6821b7
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1673fcb7980000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15223467980000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: ovl: Filter invalid inodes with missing lookup function
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection




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