netdev - Re: net-next: 2.6.34-rc1 regression: panic when running diagnostic on interface with IPv6

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Message-ID: <8144239.79851270866073075.JavaMail.root@tahiti.vyatta.com>
Date:	Fri, 9 Apr 2010 19:21:13 -0700 (PDT)
From:	Stephen Hemminger <stephen.hemminger@...tta.com>
To:	Emil S Tantilov <emil.s.tantilov@...el.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: net-next: 2.6.34-rc1 regression: panic when running diagnostic
 on interface with IPv6


> 
> I played with it some more to get the exact commands. Looks like the
> following should repro it:
> 
> ifconfig eth0 inet6 add fec0::1509/112 up
> ethtool -t eth0
> ifconfig eth0 inet6 del fec0::1509/112

Yes, that causes WARN() to trigger, but only if there is a delay
between ethtool (down/up transition) and the address delete.

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