Re: [PATCH net-next] net: ipv6: add IFLA_RA_MTU to expose mtu value in the RA message

From: kernel test robot <lkp@intel.com>
To: Rocco Yue <rocco.yue@mediatek.com>,
	"David S . Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	David Ahern <dsahern@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>
Cc: kbuild-all@lists.01.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org, wsd_upstream@mediatek.com
Subject: Re: [PATCH net-next] net: ipv6: add IFLA_RA_MTU to expose mtu value in the RA message
Date: Fri, 30 Jul 2021 00:45:36 +0800	[thread overview]
Message-ID: <202107300007.LMI7lpVS-lkp@intel.com> (raw)
In-Reply-To: <20210729090206.11138-1-rocco.yue@mediatek.com>

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Hi Rocco,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net/master]
[also build test ERROR on linus/master v5.14-rc3]
[cannot apply to net-next/master next-20210728]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Rocco-Yue/net-ipv6-add-IFLA_RA_MTU-to-expose-mtu-value-in-the-RA-message/20210729-172047
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git fc16a5322ee6c30ea848818722eee5d352f8d127
config: mips-randconfig-r025-20210728 (attached as .config)
compiler: mips-linux-gcc (GCC) 10.3.0
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/c2c81e86202db50af376f5135ec853ad3f4deb82
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Rocco-Yue/net-ipv6-add-IFLA_RA_MTU-to-expose-mtu-value-in-the-RA-message/20210729-172047
        git checkout c2c81e86202db50af376f5135ec853ad3f4deb82
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   mips-linux-ld: net/core/rtnetlink.o: in function `rtnl_fill_ifinfo.constprop.0.isra.0':
>> rtnetlink.c:(.text.rtnl_fill_ifinfo.constprop.0.isra.0+0x5ac): undefined reference to `inet6_dev_ramtu'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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