linux-kernel - Re: [syzbot] [udf?] KASAN: slab-out-of-bounds Write in udf_adinicb

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Date: Wed, 21 Feb 2024 19:21:09 +0100
From: Jan Kara <jack@...e.cz>
To: syzbot <syzbot+a3db10baf0c0ee459854@...kaller.appspotmail.com>
Cc: axboe@...nel.dk, brauner@...nel.org, jack@...e.com, jack@...e.cz,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [udf?] KASAN: slab-out-of-bounds Write in
 udf_adinicb_writepage

On Wed 14-02-24 05:56:05, 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=15458262180000
> start commit:   e8d018dd0257 Linux 6.3-rc3
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=d40f6d44826f6cf7
> dashboard link: https://syzkaller.appspot.com/bug?extid=a3db10baf0c0ee459854
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=159fa1d6c80000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17bbce16c80000
> 
> 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