Hi Köry, I love your patch! Yet something to improve: [auto build test ERROR on v6.2] [cannot apply to robh/for-next horms-ipvs/master net/master net-next/master linus/master v6.3-rc1 next-20230309] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/K-ry-Maincent/net-ethtool-Refactor-identical-get_ts_info-implementations/20230308-220453 patch link: https://lore.kernel.org/r/20230308135936.761794-4-kory.maincent%40bootlin.com patch subject: [PATCH v3 3/5] net: Let the active time stamping layer be selectable. config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20230309/202303091304.yj8NySNz-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/d81a36f239360e7e3b9ca2633e52b3cb12205590 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review K-ry-Maincent/net-ethtool-Refactor-identical-get_ts_info-implementations/20230308-220453 git checkout d81a36f239360e7e3b9ca2633e52b3cb12205590 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=um SUBARCH=i386 olddefconfig make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202303091304.yj8NySNz-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): /usr/bin/ld: warning: arch/x86/um/checksum_32.o: missing .note.GNU-stack section implies executable stack /usr/bin/ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker /usr/bin/ld: warning: .tmp_vmlinux.kallsyms1 has a LOAD segment with RWX permissions /usr/bin/ld: net/core/dev_ioctl.o: in function `dev_hwtstamp_ioctl': net/core/dev_ioctl.c:280: undefined reference to `phy_do_ioctl' >> /usr/bin/ld: net/core/dev_ioctl.c:290: undefined reference to `phy_mii_ioctl' collect2: error: ld returned 1 exit status -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests