netdev - RE: [Intel-wired-lan] [5.10] i40e/udp_tunnel: RTNL: assertion failed at net/ipv4/udp_tunnel

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Message-ID: <DM5PR11MB17055BD7528EFFBE73C7B61C998D9@DM5PR11MB1705.namprd11.prod.outlook.com>
Date:   Wed, 10 Feb 2021 08:23:49 +0000
From:   "Sokolowski, Jan" <jan.sokolowski@...el.com>
To:     Pierre Cheynier <p.cheynier@...teo.com>,
        Jakub Kicinski <kuba@...nel.org>
CC:     "intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [Intel-wired-lan] [5.10] i40e/udp_tunnel: RTNL: assertion failed
 at net/ipv4/udp_tunnel_nic.c

Issue has been reproduced and is under investigation, once we get more information/potential fixes, we'll contact you again.

Jan

-----Original Message-----
From: Pierre Cheynier <p.cheynier@...teo.com> 
Sent: Monday, February 8, 2021 10:10 AM
To: Jakub Kicinski <kuba@...nel.org>; Sokolowski, Jan <jan.sokolowski@...el.com>
Cc: intel-wired-lan@...ts.osuosl.org; netdev@...r.kernel.org
Subject: RE: [Intel-wired-lan] [5.10] i40e/udp_tunnel: RTNL: assertion failed at net/ipv4/udp_tunnel_nic.c


On Wed, 3 Feb 2021 18:08:31 +0100 Jakub Kicinski wrote:
> Yup! I'm pretty sure it's my conversion. The full commit quote upstream:
> 
> 40a98cb6f01f ("i40e: convert to new udp_tunnel infrastructure")
> 
> It should trigger if you have vxlan module loaded (or built in)
> and then reload or re-probe i40e.
> 
> Let us know if you can't repro it should pop up pretty reliably.

Not sure if this is under investigation on Intel side, I can help to test patches
or provide more info if needed.

--
Pierre