linux-kernel - Re: [syzbot] [hfs?] kernel BUG in hfs_write

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: <aN8g1OkBMndiyKyd@Bertha>
Date: Fri, 3 Oct 2025 02:03:16 +0100
From: George Anthony Vernon <contact@...rnon.com>
To: syzbot <syzbot+97e301b4b82ae803d21b@...kaller.appspotmail.com>
Cc: damien.lemoal@...nsource.wdc.com, jlayton@...nel.org,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	syzkaller-bugs@...glegroups.com, willy@...radead.org
Subject: Re: [syzbot] [hfs?] kernel BUG in hfs_write_inode

On Thu, Oct 02, 2025 at 05:18:03PM -0700, syzbot wrote:
> Hello,
> 
> syzbot has tested the proposed patch and the reproducer did not trigger any issue:
> 
> Reported-by: syzbot+97e301b4b82ae803d21b@...kaller.appspotmail.com
> Tested-by: syzbot+97e301b4b82ae803d21b@...kaller.appspotmail.com
> 
> Tested on:
> 
> commit:         e5f0a698 Linux 6.17
> git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git v6.17
> console output: https://syzkaller.appspot.com/x/log.txt?x=160acee2580000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=f5b21423ca3f0a96
> dashboard link: https://syzkaller.appspot.com/bug?extid=97e301b4b82ae803d21b
> compiler:       Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
> patch:          https://syzkaller.appspot.com/x/patch.diff?x=11089334580000
> 
> Note: testing is done by a robot and is best-effort only.

#syz test

View attachment "0001-hfs-Validate-CNIDs-in-hfs_read_inode.patch" of type "text/plain" (2492 bytes)