[syzbot] WARNING: kobject bug in erofs_unregister_sysfs

[Dongliang Mu]

On Sat, Mar 19, 2022 at 10:21 AM Muchun Song <songmuchun at bytedance.com> wrote:
>
> On Sat, Mar 19, 2022 at 6:33 AM syzbot
> <syzbot+f05ba4652c0471416eaf at syzkaller.appspotmail.com> wrote:
> >
> > syzbot has bisected this issue to:
> >
> > commit 2768c206f2c3e95c0e5cf2e7f846103fda7cd429
> > Author: Muchun Song <songmuchun at bytedance.com>
> > Date:   Thu Mar 3 01:15:36 2022 +0000
> >
> >     mm: list_lru: allocate list_lru_one only when needed
> >
> > bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1495694d700000
> > start commit:   91265a6da44d Add linux-next specific files for 20220303
> > git tree:       linux-next
> > final oops:     https://syzkaller.appspot.com/x/report.txt?x=1695694d700000
> > console output: https://syzkaller.appspot.com/x/log.txt?x=1295694d700000
> > kernel config:  https://syzkaller.appspot.com/x/.config?x=617f79440a35673a
> > dashboard link: https://syzkaller.appspot.com/bug?extid=f05ba4652c0471416eaf
> > syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=137f17d9700000
> > C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=114ebabd700000
> >
> > Reported-by: syzbot+f05ba4652c0471416eaf at syzkaller.appspotmail.com
> > Fixes: 2768c206f2c3 ("mm: list_lru: allocate list_lru_one only when needed")
>
> Does this patch [1] fix the issue? If yes, I am confused why the Fixes tag
> should be the commit 2768c206f2c3?  What am I missing here?

Sometimes syzkaller bisection may make mistakes. Please ignore it.

>
> [1] https://lore.kernel.org/r/20220315132814.12332-1-dzm91@hust.edu.cn
>
> Thanks.
>
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