linux-kernel - Re: [syzbot] [nilfs?] KASAN: use-after-free Read in nilfs_set

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Message-ID: <00000000000029d2820611a09994@google.com>
Date: Sat, 17 Feb 2024 20:42:02 -0800
From: syzbot <syzbot+4936b06b07f365af31cc@...kaller.appspotmail.com>
To: axboe@...nel.dk, brauner@...nel.org, jack@...e.cz, 
	konishi.ryusuke@...il.com, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-nilfs@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [nilfs?] KASAN: use-after-free Read in nilfs_set_link

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=10639b34180000
start commit:   52b1853b080a Merge tag 'i2c-for-6.7-final' of git://git.ke..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=655f8abe9fe69b3b
dashboard link: https://syzkaller.appspot.com/bug?extid=4936b06b07f365af31cc
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11d62025e80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13c38055e80000

If the result looks correct, please mark the issue as fixed by replying with:

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

For information about bisection process see: https://goo.gl/tpsmEJ#bisection