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

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Message-ID: <CACT4Y+ab0VvBWA-pvmSbu9gpxWG0JOvv-dbp3_2ej5+qg32L7Q@mail.gmail.com>
Date:   Fri, 27 Jan 2023 08:18:41 +0100
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     syzbot <syzbot+c9db9ae0bd780a3094e1@...kaller.appspotmail.com>
Cc:     akpm@...ux-foundation.org, chenzhongjin@...wei.com,
        konishi.ryusuke@...il.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] general protection fault in end_page_writeback

On Fri, 27 Jan 2023 at 07:06, syzbot
<syzbot+c9db9ae0bd780a3094e1@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 512c5ca01a3610ab14ff6309db363de51f1c13a6
> Author: Chen Zhongjin <chenzhongjin@...wei.com>
> Date:   Fri Nov 18 06:33:04 2022 +0000
>
>     nilfs2: fix nilfs_sufile_mark_dirty() not set segment usage as dirty
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=138e4485480000
> start commit:   55be6084c8e0 Merge tag 'timers-core-2022-10-05' of git://g..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=df75278aabf0681a
> dashboard link: https://syzkaller.appspot.com/bug?extid=c9db9ae0bd780a3094e1
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11ad8cc2880000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=106b5906880000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: nilfs2: fix nilfs_sufile_mark_dirty() not set segment usage as dirty
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks reasonable. Let's close the bug report:

#syz fix: nilfs2: fix nilfs_sufile_mark_dirty() not set segment usage as dirty