linux-kernel - Re: [syzbot] [ntfs?] kernel BUG in ntfs

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Message-ID: <20240129095018.2epmpxstumyhzrc7@quack3>
Date: Mon, 29 Jan 2024 10:50:18 +0100
From: Jan Kara <jack@...e.cz>
To: syzbot <syzbot+22e381af27f7921a2642@...kaller.appspotmail.com>
Cc: anton@...era.com, axboe@...nel.dk, brauner@...nel.org, jack@...e.cz,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-ntfs-dev@...ts.sourceforge.net,
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ntfs?] kernel BUG in ntfs_truncate

On Sat 27-01-24 08:12:03, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
> 
> commit 6f861765464f43a71462d52026fbddfc858239a5
> Author: Jan Kara <jack@...e.cz>
> Date:   Wed Nov 1 17:43:10 2023 +0000
> 
>     fs: Block writes to mounted block devices
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=179a855fe80000
> start commit:   bff687b3dad6 Merge tag 'block-6.2-2022-12-29' of git://git..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=68e0be42c8ee4bb4
> dashboard link: https://syzkaller.appspot.com/bug?extid=22e381af27f7921a2642
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=175a9dbc480000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1542c884480000
> 
> If the result looks correct, please mark the issue as fixed by replying with:

Makes sense:
 
#syz fix: fs: Block writes to mounted block devices

									Honza
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR