netdev - Re: [PATCH net-next 1/2] udp: call udp_encap_enable for v6 sockets when enabling encap

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Message-ID: <CADvbK_fK1tiPcD6XNZ0Aq29K8_e6DS9OpvbskHB-WqDeajN9dQ@mail.gmail.com>
Date:   Tue, 12 Jan 2021 15:53:07 +0800
From:   Xin Long <lucien.xin@...il.com>
To:     kernel test robot <lkp@...el.com>
Cc:     network dev <netdev@...r.kernel.org>,
        "linux-sctp @ vger . kernel . org" <linux-sctp@...r.kernel.org>,
        kbuild-all@...ts.01.org, davem <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Willem de Bruijn <willemb@...gle.com>,
        Martin Varghese <martin.varghese@...ia.com>
Subject: Re: [PATCH net-next 1/2] udp: call udp_encap_enable for v6 sockets
 when enabling encap

On Tue, Jan 12, 2021 at 2:02 AM kernel test robot <lkp@...el.com> wrote:
>
> Hi Xin,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on net-next/master]
>
> url:    https://github.com/0day-ci/linux/commits/Xin-Long/net-enable-udp-v6-sockets-receiving-v4-packets-with-UDP-GRO/20210111-205115
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 73b7a6047971aa6ce4a70fc4901964d14f077171
> config: m68k-defconfig (attached as .config)
> compiler: m68k-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://github.com/0day-ci/linux/commit/62229592b4c3e929eeafea82e758dacb2953fbde
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Xin-Long/net-enable-udp-v6-sockets-receiving-v4-packets-with-UDP-GRO/20210111-205115
>         git checkout 62229592b4c3e929eeafea82e758dacb2953fbde
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
>
> >> ERROR: modpost: "udp_encap_needed_key" [net/ipv6/ipv6.ko] undefined!
I will add udp_encap_disable() and export, thanks.
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org