linux-kernel - Re: [syzbot] [bcachefs?] KASAN: global-out-of-bounds Read in rcu_pending

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: <677fedd2.050a0220.25a300.01c4.GAE@google.com>
Date: Thu, 09 Jan 2025 07:40:02 -0800
From: syzbot <syzbot+e733ab672a1b6724c27f@...kaller.appspotmail.com>
To: bfoster@...hat.com, kent.overstreet@...ux.dev, 
	linux-bcachefs@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bcachefs?] KASAN: global-out-of-bounds Read in rcu_pending_exit

syzbot has bisected this issue to:

commit d97de0d017cde0d442c3d144b4f969f43064cc0f
Author: Kent Overstreet <kent.overstreet@...ux.dev>
Date:   Tue Aug 13 01:31:25 2024 +0000

    bcachefs: Make bkey_fsck_err() a wrapper around fsck_err()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13432ef8580000
start commit:   8155b4ef3466 Add linux-next specific files for 20241220
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=10c32ef8580000
console output: https://syzkaller.appspot.com/x/log.txt?x=17432ef8580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9c90bb7161a56c88
dashboard link: https://syzkaller.appspot.com/bug?extid=e733ab672a1b6724c27f
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17f5b418580000

Reported-by: syzbot+e733ab672a1b6724c27f@...kaller.appspotmail.com
Fixes: d97de0d017cd ("bcachefs: Make bkey_fsck_err() a wrapper around fsck_err()")

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