linux-kernel - Re: [syzbot] KMSAN: uninit-value in asix_mdio

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: <Yb9pIs2nmm8oEViQ@lunn.ch>
Date:   Sun, 19 Dec 2021 18:17:22 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     syzbot <syzbot+f44badb06036334e867a@...kaller.appspotmail.com>
Cc:     davem@...emloft.net, glider@...gle.com, kuba@...nel.org,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux@...pel-privat.de, netdev@...r.kernel.org,
        paskripkin@...il.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KMSAN: uninit-value in asix_mdio_read (2)

On Sat, Dec 18, 2021 at 05:03:09PM -0800, syzbot wrote:
> Hello,
> 
> syzbot has tested the proposed patch and the reproducer did not trigger any issue:
> 
> Reported-and-tested-by: syzbot+f44badb06036334e867a@...kaller.appspotmail.com

So it looks like you were right. But maybe ret < sizeof(smsr) would be
better?

	Andrew