From: Daniel Lezcano <daniel.lezcano@free.fr>
To: unlisted-recipients:; (no To-header on input)
Cc: Hans Schillstrom <hans.schillstrom@ericsson.com>,
"Eric W. Biederman" <ebiederm@xmission.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: BUG ? ipip unregister_netdevice_many()
Date: Fri, 08 Oct 2010 18:17:12 +0200 [thread overview]
Message-ID: <4CAF4408.6070001@free.fr> (raw)
In-Reply-To: <4CAF3E78.8030202@free.fr>
On 10/08/2010 05:53 PM, Daniel Lezcano wrote:
> On 10/08/2010 02:28 PM, Hans Schillstrom wrote:
>> Hi Eric,
>> Any advice how to trace this down ?
>> This rollback_registered_many() seems to have on the lists before...
>> All IPv4 and IPv6 tunnels causes this crash, all you have to do is
>> load the tunnel module(s)
>> enter a new ns and exit from it.
>>
>> Have not tested any more devices than tunnels,
>> I did an "ip link delete" on my macvlans before exiting the ns.
>
> Ah ! I succeed to reproduce it.
> It does not appear immediately in fact.
>
> I am trying to simplify the configuration but I am falling in the bug I
> talked about in the previous email.
Ok, so after investigating, we just need a macvlan and specify an ipv6
address for it (inside a new netns of course), and the loopback is not
released. I compiled out the tunnels, so they are not related to this
problem I think.
That reduces the scope of investigation :)
Looking forward ...
-- Daniel
next prev parent reply other threads:[~2010-10-08 16:17 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-07 8:48 BUG ? ipip unregister_netdevice_many() Hans Schillstrom
2010-10-08 11:19 ` Daniel Lezcano
2010-10-08 11:53 ` Hans Schillstrom
2010-10-08 12:28 ` Hans Schillstrom
2010-10-08 15:53 ` Daniel Lezcano
2010-10-08 16:17 ` Daniel Lezcano [this message]
2010-10-08 16:58 ` Eric W. Biederman
2010-10-08 17:29 ` Daniel Lezcano
2010-10-08 17:47 ` Daniel Lezcano
2010-10-08 16:45 ` Eric W. Biederman
2010-10-08 17:20 ` David Miller
2010-10-08 17:32 ` Eric W. Biederman
2010-10-12 20:05 ` David Miller
2010-10-13 11:19 ` Jarek Poplawski
2010-10-13 21:58 ` David Miller
2010-10-14 6:41 ` Hans Schillstrom
2010-10-13 22:16 ` Daniel Lezcano
2010-10-13 23:23 ` David Miller
2010-10-14 3:57 ` Eric Dumazet
2010-10-14 23:28 ` Paul E. McKenney
2010-10-14 4:40 ` Eric W. Biederman
2010-10-14 4:50 ` David Miller
2010-10-14 5:20 ` Eric W. Biederman
2010-10-14 15:09 ` David Miller
2010-10-14 18:35 ` Eric W. Biederman
2010-10-08 16:51 ` Eric W. Biederman
2010-10-08 16:06 ` Eric W. Biederman
-- strict thread matches above, loose matches on Subject: below --
2010-10-14 19:21 Octavian Purdila
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