linux-ext4 - Re: [syzbot] [ext4?] WARNING in lock_two

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <000000000000b9df7e061123f594@google.com>
Date: Sun, 11 Feb 2024 16:00:04 -0800
From: syzbot <syzbot+2c4a3b922a860084cc7f@...kaller.appspotmail.com>
To: adilger.kernel@...ger.ca, axboe@...nel.dk, brauner@...nel.org, 
	eadavis@...com, jack@...e.cz, libaokun1@...wei.com, 
	linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com, tytso@....edu, 
	viro@...iv.linux.org.uk, willy@...radead.org, yangerkun@...wei.com
Subject: Re: [syzbot] [ext4?] WARNING in lock_two_nondirectories

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=15477434180000
start commit:   a39b6ac3781d Linux 6.7-rc5
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=e043d554f0a5f852
dashboard link: https://syzkaller.appspot.com/bug?extid=2c4a3b922a860084cc7f
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1687292ee80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16d8adbce80000

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