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

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Date:   Sun, 13 Mar 2022 20:58:02 +0300
From:   Pavel Skripkin <paskripkin@...il.com>
To:     syzbot <syzbot+9ed16c369e0f40e366b2@...kaller.appspotmail.com>,
        andrew@...n.ch, 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, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KMSAN: uninit-value in asix_mdio_read (3)

On 3/13/22 20:57, syzbot wrote:
> Hello,
> 
> syzbot has tested the proposed patch and the reproducer did not trigger any issue:
> 
> Reported-and-tested-by: syzbot+9ed16c369e0f40e366b2@...kaller.appspotmail.com
> 
> Tested on:
> 
> commit:         72494641 x86: kmsan: enable KMSAN builds for x86
> git tree:       https://github.com/google/kmsan.git master
> kernel config:  https://syzkaller.appspot.com/x/.config?x=28718f555f258365
> dashboard link: https://syzkaller.appspot.com/bug?extid=9ed16c369e0f40e366b2
> compiler:       clang version 14.0.0 (/usr/local/google/src/llvm-git-monorepo 2b554920f11c8b763cd9ed9003f4e19b919b8e1f), GNU ld (GNU Binutils for Debian) 2.35.2
> patch:          https://syzkaller.appspot.com/x/patch.diff?x=11ccaa41700000
> 
> Note: testing is done by a robot and is best-effort only.

#syz fix: net: asix: add proper error handling of usb read errors




With regards,
Pavel Skripkin