From: Greg KH <greg@kroah•com>
To: Michael Leun <lkml20100708@newton•leun.net>,
"Eric W. Biederman" <ebiederm@xmission•com>
Cc: netdev@vger•kernel.org, davem@davemloft•net,
linux-kernel@vger•kernel.org
Subject: Re: NET_NS: unregister_netdevice: waiting for lo to become free (after using openvpn) (was Re: sysfs bug when using tun with network namespaces)
Date: Wed, 4 Aug 2010 14:46:18 -0700 [thread overview]
Message-ID: <20100804214618.GA6289@kroah.com> (raw)
In-Reply-To: <20100804153543.56f6ecad@xenia.leun.net>
On Wed, Aug 04, 2010 at 03:35:43PM +0200, Michael Leun wrote:
> Hi,
>
> On Sun, 11 Jul 2010 19:29:39 +0200
> Michael Leun <lkml20100708@newton•leun.net> wrote:
>
> [...]
> > Jul 10 20:02:36 doris kernel: unregister_netdevice: waiting for lo to
> > become free. Usage count = 3 [repeated]
> >
> > Now one might say it is fault of openvpn (used OpenVPN 2.1_rc20
> > i586-suse-linux - the one in openSuSE 11.2 package), openvpn didn't
> > close some ressource and ssh does fine.
> >
> > But: should'nt kernel clean up after process when it exits?
> > And/or: Should'nt kernel clean up if last process in network namespace
> > exits - there is nothing left which might use that interface?!
> >
> > Greg KH <greg@kroah•com> wrote:
> >
> > > Yes, you are correct. Care to resend all of this to the
> > > network-namespace developer(s) and the netdev mailing list so that
> > > the correct people are notified so they can fix it all?
> >
> > [X] done - hopefully, cannot find a particular network namespace
> > developer in MAINTAINERS or source files. If such a one exists, please
> > forward.
>
> Did'nt work. Got no reaction from network mailinglist at all and bug
> still is in 2.6.35.
Eric, here's a bug with the network namespace stuff, care to work on
resolving it?
thanks,
greg k-h
next prev parent reply other threads:[~2010-08-04 21:46 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <loom.20100708T183152-326@post.gmane.org>
[not found] ` <20100709235744.GA12752@kroah.com>
[not found] ` <20100710101540.2799c9ef@xenia.leun.net>
[not found] ` <20100710140800.GA20424@kroah.com>
[not found] ` <20100710165208.59272ae6@xenia.leun.net>
[not found] ` <20100710235323.5336f627@xenia.leun.net>
2010-07-11 17:29 ` FW: NET_NS: unregister_netdevice: waiting for lo to become free (after using openvpn) (was Re: sysfs bug when using tun with network namespaces) Michael Leun
2010-08-04 13:35 ` Michael Leun
2010-08-04 21:46 ` Greg KH [this message]
2010-08-04 22:04 ` NET_NS: unregister_netdevice: waiting for lo to become free (after using openvpn) Eric W. Biederman
2010-08-04 22:11 ` NET_NS: unregister_netdevice: waiting for lo to become free (after using openvpn) (was Re: sysfs bug when using tun with network namespaces) Michael Leun
2010-08-05 0:12 ` Eric W. Biederman
2010-08-05 9:25 ` Michael Leun
2010-08-05 9:51 ` NET_NS: unregister_netdevice: waiting for lo to become free (after using openvpn) Eric W. Biederman
2010-08-05 10:13 ` Michael Leun
2010-08-05 11:47 ` NET_NS: unregister_netdevice: waiting for lo to become free (adding ipv6 address to interface) Michael Leun
2010-08-05 19:57 ` Eric W. Biederman
2010-08-05 20:11 ` David Miller
2010-08-05 23:45 ` lkml20100708
2010-08-06 0:09 ` Michael Leun
2010-10-21 15:15 ` Michael Leun
2010-10-22 12:48 ` David Lamparter
2010-10-22 17:05 ` Michael Leun
2010-10-24 13:15 ` Michael Leun
2010-12-06 16:08 ` Menil Jean-Philippe
2010-12-06 21:22 ` Eric W. Biederman
2010-12-06 22:47 ` Michael Leun
2010-12-07 10:40 ` Menil Jean-Philippe
2010-08-05 16:57 ` NET_NS: unregister_netdevice: waiting for lo to become free (after using openvpn) Ben Greear
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