Hi Paolo, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on net/master] [also build test WARNING on net-next/master ipvs/master linus/master v5.13 next-20210709] [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/Paolo-Abeni/veth-more-flexible-c... base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git 2b452550a203d88112eaf0ba9fc4b750a000b496 config: parisc-randconfig-r011-20210709 (attached as .config) compiler: hppa-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/6256f5f16e2e81592bafc2b33401c8659... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Paolo-Abeni/veth-more-flexible-channels-number-configuration/20210709-174314 git checkout 6256f5f16e2e81592bafc2b33401c86591362c89 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 1670 | unsigned int veth_get_num_tx_queues(void) | ^~~~~~~~~~~~~~~~~~~~~~ vim +/veth_get_num_tx_queues +1670 drivers/net/veth.c 1669 1671 { 1672 /* enforce the same queue limit as rtnl_create_link */ 1673 int queues = queues_nr; 1674 1675 if (queues < 1) 1676 queues = 1; 1677 if (queues > 4096) 1678 queues = 4096; 1679 return queues; 1680 } 1681 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org