netdev - Re: net/core: BUG in unregister_netdevice

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Message-Id: <20170421.153702.1599786428994860703.davem@davemloft.net>
Date:   Fri, 21 Apr 2017 15:37:02 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     torvalds@...ux-foundation.org
Cc:     andreyknvl@...gle.com, edumazet@...gle.com, kuznet@....inr.ac.ru,
        jmorris@...ei.org, yoshfuji@...ux-ipv6.org, kaber@...sh.net,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        alexander.h.duyck@...el.com, dsa@...ulusnetworks.com,
        daniel@...earbox.net, me@...in.cc, jiri@...lanox.com,
        stephen@...workplumber.org, dvyukov@...gle.com, kcc@...gle.com,
        syzkaller@...glegroups.com
Subject: Re: net/core: BUG in unregister_netdevice_many

From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Fri, 21 Apr 2017 10:42:48 -0700

> Over to Eric and networking people. This oops is user-triggerable, and
> leaves the machine in a bad state (the original BUG_ON() and the new
> GP fault both happen while holding the RTNL, so networking is not
> healthy afterwards.

I have the fix in my tree and will push it to shortly.