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From:   Aleksandr Nogikh <nogikh@google.com>
Date:   Fri, 5 May 2023 15:59:59 +0200
Message-ID: <CANp29Y41R-h7oyE-Wva4FHrsK5vxTgO6AOXhwCact=y-qCXFRg@mail.gmail.com>
Subject: Re: [syzbot] Monthly xfs report (May 2023)
To:     syzbot <syzbot+list457a2ec8617806111bfa@syzkaller.appspotmail.com>
Cc:     djwong@kernel.org, linux-fsdevel@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org,
        syzkaller-bugs@googlegroups.com
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Some of these bugs were previously triaged by Darrick J. Wong. Now
that it has become possible to disable reminders for individual bugs,
let's do it for the ones deemed "Not a bug" here:
https://lore.kernel.org/all/20230411013512.GX3223426@dread.disaster.area/

On Fri, May 5, 2023 at 3:51=E2=80=AFPM syzbot
<syzbot+list457a2ec8617806111bfa@syzkaller.appspotmail.com> wrote:
>
> Hello xfs maintainers/developers,
>
> This is a 31-day syzbot report for the xfs subsystem.
> All related reports/information can be found at:
> https://syzkaller.appspot.com/upstream/s/xfs
>
> During the period, 3 new issues were detected and 2 were fixed.
> In total, 22 issues are still open and 18 have been fixed so far.
>
> Some of the still happening issues:
>
> Ref Crashes Repro Title
> <1> 560     Yes   INFO: task hung in xlog_grant_head_check
>                   https://syzkaller.appspot.com/bug?extid=3D568245b88fbae=
dcb1959

#syz set <1> no-reminders

> <2> 501     No    KMSAN: uninit-value in __crc32c_le_base (3)
>                   https://syzkaller.appspot.com/bug?extid=3Da6d6b8fffa294=
705dbd8
> <3> 128     Yes   KASAN: stack-out-of-bounds Read in xfs_buf_lock
>                   https://syzkaller.appspot.com/bug?extid=3D0bc698a422b5e=
4ac988c
> <4> 110     Yes   INFO: task hung in xfs_buf_item_unpin
>                   https://syzkaller.appspot.com/bug?extid=3D3f083e9e08b72=
6fcfba2
> <5> 89      Yes   WARNING in xfs_bmapi_convert_delalloc
>                   https://syzkaller.appspot.com/bug?extid=3D53b443b5c6422=
1ee8bad

#syz set <5> no-reminders

> <6> 12      Yes   KASAN: null-ptr-deref Write in xfs_filestream_select_ag
>                   https://syzkaller.appspot.com/bug?extid=3D87466712bb342=
796810a
> <7> 11      No    KASAN: use-after-free Read in xfs_inode_item_push
>                   https://syzkaller.appspot.com/bug?extid=3Df0da51f81ea0b=
040c803
> <8> 7       Yes   KASAN: stack-out-of-bounds Read in xfs_buf_delwri_submi=
t_buffers
>                   https://syzkaller.appspot.com/bug?extid=3Dd2cdeba65d32e=
d1d2c4d
> <9> 2       No    WARNING in xfs_bmap_extents_to_btree
>                   https://syzkaller.appspot.com/bug?extid=3D0c383e46e9b48=
27b01b1
>
> ---
> 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@googlegroups.com.
>
> To disable reminders for individual bugs, reply with the following comman=
d:
> #syz set <Ref> no-reminders
>
> To change bug's subsystems, reply with:
> #syz set <Ref> subsystems: new-subsystem
>
> You may send multiple commands in a single email message.
>