linux-kernel - Re: [syzbot] [reiserfs?] kernel BUG in direntry_check

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Message-ID: <20240123185724.t6yvo4nwaoyiryom@quack3>
Date: Tue, 23 Jan 2024 19:57:24 +0100
From: Jan Kara <jack@...e.cz>
To: syzbot <syzbot+e57bfc56c27a9285a838@...kaller.appspotmail.com>
Cc: axboe@...nel.dk, brauner@...nel.org, jack@...e.cz,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	paul@...l-moore.com, reiserfs-devel@...r.kernel.org,
	roberto.sassu@...wei.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [reiserfs?] kernel BUG in direntry_check_right

On Mon 22-01-24 00:49:04, 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=14bedc9be80000
> start commit:   305230142ae0 Merge tag 'pm-6.7-rc1-2' of git://git.kernel...
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=beb32a598fd79db9
> dashboard link: https://syzkaller.appspot.com/bug?extid=e57bfc56c27a9285a838
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16cb0588e80000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16ce91ef680000
> 
> 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