linux-kernel - Re: [syzbot] [ext4?] WARNING: locking bug in ext4

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] [day] [month] [year] [list]

Message-ID: <677cdc33.050a0220.a40f5.0019.GAE@google.com>
Date: Mon, 06 Jan 2025 23:48:03 -0800
From: syzbot <syzbot+a3c8e9ac9f9d77240afd@...kaller.appspotmail.com>
To: adilger.kernel@...ger.ca, boqun.feng@...il.com, bottaawesome633@...il.com, 
	linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel-mentees@...ts.linuxfoundation.org, linux-kernel@...r.kernel.org, 
	longman@...hat.com, mingo@...hat.com, peterz@...radead.org, rbrasga@....edu, 
	skhan@...uxfoundation.org, syzkaller-bugs@...glegroups.com, tytso@....edu, 
	will@...nel.org
Subject: Re: [syzbot] [ext4?] WARNING: locking bug in ext4_ioctl

syzbot suspects this issue was fixed by commit:

commit d7fe143cb115076fed0126ad8cf5ba6c3e575e43
Author: Ahmed Ehab <bottaawesome633@...il.com>
Date:   Sat Aug 24 22:10:30 2024 +0000

    locking/lockdep: Avoid creating new name string literals in lockdep_set_subclass()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=16c9ffd8580000
start commit:   e42b1a9a2557 Merge tag 'spi-fix-v6.12-rc5' of git://git.ke..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=4aec7739e14231a7
dashboard link: https://syzkaller.appspot.com/bug?extid=a3c8e9ac9f9d77240afd
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=123fef57980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1598eebb980000

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

#syz fix: locking/lockdep: Avoid creating new name string literals in lockdep_set_subclass()

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