linux-kernel - Re: [syzbot] [bcachefs?] UBSAN: shift-out-of-bounds in bch2_alloc_to

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

Message-ID: <67165cfc.050a0220.10f4f4.004c.GAE@google.com>
Date: Mon, 21 Oct 2024 06:54:04 -0700
From: syzbot <syzbot+7f45fa9805c40db3f108@...kaller.appspotmail.com>
To: gianf.trad@...il.com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bcachefs?] UBSAN: shift-out-of-bounds in bch2_alloc_to_text

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+7f45fa9805c40db3f108@...kaller.appspotmail.com
Tested-by: syzbot+7f45fa9805c40db3f108@...kaller.appspotmail.com

Tested on:

commit:         42f7652d Linux 6.12-rc4
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=103fe430580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=fc6f8ce8c5369043
dashboard link: https://syzkaller.appspot.com/bug?extid=7f45fa9805c40db3f108
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=10c76a40580000

Note: testing is done by a robot and is best-effort only.