linux-kernel - Re: general protection fault in usb_set

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]

Date:   Wed, 18 Sep 2019 14:57:24 -0400 (EDT)
From:   Alan Stern <stern@...land.harvard.edu>
To:     syzbot <syzbot+7fa38a608b1075dfd634@...kaller.appspotmail.com>
cc:     andreyknvl@...gle.com, <gregkh@...uxfoundation.org>,
        <kai.heng.feng@...onical.com>, <linux-kernel@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <mans@...sr.com>, <oneukum@...e.com>,
        <syzkaller-bugs@...glegroups.com>
Subject: Re: general protection fault in usb_set_interface

On Tue, 17 Sep 2019, syzbot wrote:

> Hello,
> 
> syzbot has tested the proposed patch but the reproducer still triggered  
> crash:
> WARNING in sysfs_remove_group
> 
> ------------[ cut here ]------------
> sysfs group 'power' not found for kobject 'radio0'

Andrey:

Is there any way to tell syzbot to run the reproducer but with only one 
device instance (that is, only one dummy-hcd bus)?

Or can you a new, modified reproducer that will do this?

Alan Stern