netdev - Re: kernel BUG at net/core/dev.c:LINE! (3)

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Message-ID: <20200723222021.GY3703480@smile.fi.intel.com>
Date:   Fri, 24 Jul 2020 01:20:21 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     syzbot <syzbot+af23e7f3e0a7e10c8b67@...kaller.appspotmail.com>
Cc:     andy@...yhouse.net, andy@...radead.org, arnd@...db.de,
        davem@...emloft.net, dvhart@...radead.org,
        gregkh@...uxfoundation.org, j.vosburgh@...il.com, kuba@...nel.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        peterz@...radead.org, platform-driver-x86@...r.kernel.org,
        skunberg.kelsey@...il.com, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de, vfalico@...il.com
Subject: Re: kernel BUG at net/core/dev.c:LINE! (3)

On Thu, Jul 23, 2020 at 02:07:08PM -0700, syzbot wrote:
> syzbot has bisected this issue to:
> 
> commit 5a707af10da95a53a55011a612e69063491020d4
> Author: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Date:   Fri Apr 21 13:36:06 2017 +0000
> 
>     platform/x86: wmi: Describe function parameters

Seems like random commit for known problem.

> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14a9ad40900000
> start commit:   994e99a9 Merge tag 'platform-drivers-x86-v5.8-2' of git://..
> git tree:       upstream
> final oops:     https://syzkaller.appspot.com/x/report.txt?x=16a9ad40900000
> console output: https://syzkaller.appspot.com/x/log.txt?x=12a9ad40900000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=e944500a36bc4d55
> dashboard link: https://syzkaller.appspot.com/bug?extid=af23e7f3e0a7e10c8b67
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12ea63cf100000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14afdb9f100000
> 
> Reported-by: syzbot+af23e7f3e0a7e10c8b67@...kaller.appspotmail.com
> Fixes: 5a707af10da9 ("platform/x86: wmi: Describe function parameters")
> 
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

-- 
With Best Regards,
Andy Shevchenko