linux-kernel - Re: [syzbot] KMSAN: kernel-usb-infoleak in usbnet_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: <000000000000722d9705d4f17431@google.com>
Date:   Thu, 06 Jan 2022 14:33:09 -0800
From:   syzbot <syzbot+003c0a286b9af5412510@...kaller.appspotmail.com>
To:     glider@...gle.com, gregkh@...uxfoundation.org, johan@...nel.org,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        paskripkin@...il.com, stern@...land.harvard.edu,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KMSAN: kernel-usb-infoleak in usbnet_write_cmd (3)

Hello,

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

Reported-and-tested-by: syzbot+003c0a286b9af5412510@...kaller.appspotmail.com

Tested on:

commit:         81c325bb kmsan: hooks: do not check memory in kmsan_in..
git tree:       https://github.com/google/kmsan.git master
kernel config:  https://syzkaller.appspot.com/x/.config?x=2d8b9a11641dc9aa
dashboard link: https://syzkaller.appspot.com/bug?extid=003c0a286b9af5412510
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=11dd4b71b00000

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