Re: [syzbot] [cluster?] possible deadlock in freeze_super (2)

From: Dmitry Vyukov
Date: Mon Apr 03 2023 - 02:24:10 EST


On Fri, 24 Mar 2023 at 15:43, syzbot
<syzbot+be899d4f10b2a9522dce@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit b66f723bb552ad59c2acb5d45ea45c890f84498b
> Author: Andreas Gruenbacher <agruenba@xxxxxxxxxx>
> Date: Tue Jan 31 14:06:53 2023 +0000
>
> gfs2: Improve gfs2_make_fs_rw error handling
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=117e2e29c80000
> start commit: 4a7d37e824f5 Merge tag 'hardening-v6.3-rc1' of git://git.k..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=8b969c5af147d31c
> dashboard link: https://syzkaller.appspot.com/bug?extid=be899d4f10b2a9522dce
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11484328c80000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=127093a0c80000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: gfs2: Improve gfs2_make_fs_rw error handling
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks reasonable:

#syz fix: gfs2: Improve gfs2_make_fs_rw error handling