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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250117062051.2257073-2-jiawenwu@trustnetic.com> Hi Jiawen, kernel test robot noticed the following build errors: [auto build test ERROR on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Jiawen-Wu/net-wangxun-Add-support-for-PTP-clock/20250117-142347 base: net-next/main patch link: https://lore.kernel.org/r/20250117062051.2257073-2-jiawenwu%40trustnetic.com patch subject: [PATCH net-next v5 1/4] net: wangxun: Add support for PTP clock config: i386-randconfig-004-20250120 (https://download.01.org/0day-ci/archive/20250120/202501201812.CX71IRuQ-lkp@intel.com/config) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250120/202501201812.CX71IRuQ-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202501201812.CX71IRuQ-lkp@intel.com/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: ptp_clock_register >>> referenced by wx_ptp.c:306 (drivers/net/ethernet/wangxun/libwx/wx_ptp.c:306) >>> drivers/net/ethernet/wangxun/libwx/wx_ptp.o:(wx_ptp_init) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: ptp_clock_unregister >>> referenced by wx_ptp.c:650 (drivers/net/ethernet/wangxun/libwx/wx_ptp.c:650) >>> drivers/net/ethernet/wangxun/libwx/wx_ptp.o:(wx_ptp_stop) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki