linux-kernel - Re: [syzbot] [bcachefs?] general protection fault in put_pwq

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: <67644eba.050a0220.1e8afc.0001.GAE@google.com>
Date: Thu, 19 Dec 2024 08:50:02 -0800
From: syzbot <syzbot+aa930d41d2f32904c5da@...kaller.appspotmail.com>
To: axboe@...nel.dk, cem@...nel.org, clm@...com, djwong@...nel.org, 
	dsterba@...e.com, josef@...icpanda.com, kent.overstreet@...ux.dev, 
	linux-bcachefs@...r.kernel.org, linux-block@...r.kernel.org, 
	linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-xfs@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bcachefs?] general protection fault in put_pwq_unlocked (2)

syzbot has bisected this issue to:

commit 62719cf33c3ad62986130a19496cd864a0ed06c3
Author: Kent Overstreet <kent.overstreet@...ux.dev>
Date:   Sat Dec 23 22:50:29 2023 +0000

    bcachefs: Fix nochanges/read_only interaction

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17a4f7e8580000
start commit:   eabcdba3ad40 Merge tag 'for-6.13-rc3-tag' of git://git.ker..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1464f7e8580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1064f7e8580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=1234f097ee657d8b
dashboard link: https://syzkaller.appspot.com/bug?extid=aa930d41d2f32904c5da
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16dc4cf8580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12faef44580000

Reported-by: syzbot+aa930d41d2f32904c5da@...kaller.appspotmail.com
Fixes: 62719cf33c3a ("bcachefs: Fix nochanges/read_only interaction")

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