Hi Christian, kernel test robot noticed the following build errors: [auto build test ERROR on lee-leds/for-leds-next] [cannot apply to net-next/main net/main linus/master v6.7-rc5 next-20231215] [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/Christian-Marangi/docs-ABI-sysfs-class-led-trigger-netdev-Document-now-hidable-link_/20231214-202215 base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/leds.git for-leds-next patch link: https://lore.kernel.org/r/20231214122041.17439-1-ansuelsmth%40gmail.com patch subject: [PATCH v3 1/2] leds: trigger: netdev: display only supported link speed attribute config: i386-buildonly-randconfig-002-20231217 (https://download.01.org/0day-ci/archive/20231217/202312170610.BnWo2SnP-lkp@xxxxxxxxx/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231217/202312170610.BnWo2SnP-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202312170610.BnWo2SnP-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: phy_speeds >>> referenced by ledtrig-netdev.c >>> drivers/leds/trigger/ledtrig-netdev.o:(netdev_trig_notify) in archive vmlinux.a >>> referenced by ledtrig-netdev.c >>> drivers/leds/trigger/ledtrig-netdev.o:(netdev_trig_notify) in archive vmlinux.a >>> referenced by ledtrig-netdev.c >>> drivers/leds/trigger/ledtrig-netdev.o:(set_device_name) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki