Re: WARNING: filesystem loop0 was created with 512 inodes, the real maximum is 511, mounting anyway

From: Dmitry Vyukov
Date: Mon Sep 28 2020 - 03:52:00 EST


On Mon, Sep 28, 2020 at 9:48 AM syzbot
<syzbot+54b10a5da9e59f1ed979@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: c9c9e6a4 Merge tag 'trace-v5.9-rc5-2' of git://git.kernel...
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=12e98c8d900000
> kernel config: https://syzkaller.appspot.com/x/.config?x=5f4c828c9e3cef97
> dashboard link: https://syzkaller.appspot.com/bug?extid=54b10a5da9e59f1ed979
> compiler: gcc (GCC) 10.1.0-syz 20200507
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=150881c3900000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1605b927900000
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+54b10a5da9e59f1ed979@xxxxxxxxxxxxxxxxxxxxxxxxx
>
> BFS-fs: bfs_fill_super(): WARNING: filesystem loop0 was created with 512 inodes, the real maximum is 511, mounting anyway

This looks like a BFS issue. +BFS maintainers.

> ---
> This report is generated by a bot. It may contain errors.
> See https://goo.gl/tpsmEJ for more information about syzbot.
> syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx.
>
> syzbot will keep track of this issue. See:
> https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
> syzbot can test patches for this issue, for details see:
> https://goo.gl/tpsmEJ#testing-patches
>
> --
> You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group.
> To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@xxxxxxxxxxxxxxxx.
> To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/000000000000b7551005b05ae3b8%40google.com.