linux-kernel - Re: WARNING in usbhid_raw_request/usb_submit

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Date:   Tue, 07 Jan 2020 11:28:01 -0800
From:   syzbot <syzbot+10e5f68920f13587ab12@...kaller.appspotmail.com>
To:     andreyknvl@...gle.com, gregkh@...uxfoundation.org,
        gustavo@...eddedor.com, ingrassia@...genesys.com,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        stern@...land.harvard.edu, syzkaller-bugs@...glegroups.com
Subject: Re: WARNING in usbhid_raw_request/usb_submit_urb (2)

Hello,

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

Reported-and-tested-by:  
syzbot+10e5f68920f13587ab12@...kaller.appspotmail.com

Tested on:

commit:         ecdf2214 usb: gadget: add raw-gadget interface
git tree:       https://github.com/google/kasan.git
kernel config:  https://syzkaller.appspot.com/x/.config?x=b06a019075333661
dashboard link: https://syzkaller.appspot.com/bug?extid=10e5f68920f13587ab12
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
patch:          https://syzkaller.appspot.com/x/patch.diff?x=11543656e00000

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