linux-kernel - Re: WARNING in media_create_pad

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Message-ID: <000000000000a9080105a62da6e4@google.com>
Date:   Thu, 21 May 2020 12:38:03 -0700
From:   syzbot <syzbot+dd320d114deb3f5bb79b@...kaller.appspotmail.com>
To:     andreyknvl@...gle.com, balbi@...nel.org,
        gregkh@...uxfoundation.org, laurent.pinchart@...asonboard.com,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-usb@...r.kernel.org, mchehab@...nel.org,
        sakari.ailus@...ux.intel.com, syzkaller-bugs@...glegroups.com
Subject: Re: WARNING in media_create_pad_link

syzbot has bisected this bug to:

commit f2c2e717642c66f7fe7e5dd69b2e8ff5849f4d10
Author: Andrey Konovalov <andreyknvl@...gle.com>
Date:   Mon Feb 24 16:13:03 2020 +0000

    usb: gadget: add raw-gadget interface

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=126d2b81100000
start commit:   b85051e7 Merge tag 'fixes-for-5.7-rc6' of git://git.kernel..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=116d2b81100000
console output: https://syzkaller.appspot.com/x/log.txt?x=166d2b81100000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c33c7f7c5471fd39
dashboard link: https://syzkaller.appspot.com/bug?extid=dd320d114deb3f5bb79b
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16accd06100000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1680ce5e100000

Reported-by: syzbot+dd320d114deb3f5bb79b@...kaller.appspotmail.com
Fixes: f2c2e717642c ("usb: gadget: add raw-gadget interface")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection