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Date:	Fri, 14 Aug 2015 17:26:45 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Ahern <dsa@...ulusnetworks.com>
Cc:	David Miller <davem@...emloft.net>, netdev <netdev@...r.kernel.org>
Subject: Re: [BUG net-next] infamous dev refcnt leak... again.

On Fri, 2015-08-14 at 16:31 -0700, Eric Dumazet wrote:

> 
> I simply reboot my host. eth0 device can not be dismantled and block the
> reboot, I gave to reset the host.
> 
> I get the issue every time.
> 
> I confirm reverting 3bfd847203c6d89532f836ad3f5b4ff4ced26dd9
> removes the issue for me.
> 

Also, netif_index_is_vrf() is supposed to be called under rcu,
but it is not the case from net/ipv4/udp.c , and ip_route_connect_init()


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