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X-CSE-ConnectionGUID: 9UeDJH0wRM6z6O3rvn10OA== X-CSE-MsgGUID: g1jBwXjdR62kJsZClft6GQ== X-IronPort-AV: E=McAfee;i="6800,10657,11792"; a="97698834" X-IronPort-AV: E=Sophos;i="6.23,246,1770624000"; d="scan'208";a="97698834" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 May 2026 02:35:56 -0700 X-CSE-ConnectionGUID: ZUiuvGVbTNqQSb4OI/QKIA== X-CSE-MsgGUID: Z93wI8NSTzGN8liPD3ZZaA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,246,1770624000"; d="scan'208";a="237457491" Received: from igk-lkp-server01.igk.intel.com (HELO bdf09bfdbd5f) ([10.211.93.152]) by fmviesa007.fm.intel.com with ESMTP; 21 May 2026 02:35:55 -0700 Received: from kbuild by bdf09bfdbd5f with local (Exim 4.98.2) (envelope-from ) id 1wPzom-00000000App-41JO; Thu, 21 May 2026 09:35:52 +0000 Date: Thu, 21 May 2026 11:35:16 +0200 From: kernel test robot To: David Woodhouse Cc: oe-kbuild-all@lists.linux.dev, 0day robot Subject: ./include/linux/math64.h:184:undefined reference to `ntp_get_time_state' Message-ID: <202605211131.4itLcRA7-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://github.com/intel-lab-lkp/linux/commits/David-Woodhouse/MAINTAINERS-Add-Miroslav-as-timekeeping-reviewer/20260520-221128 head: 9f455e02d06fb889c99cbc8e086de8a7e0e6ad23 commit: 9f455e02d06fb889c99cbc8e086de8a7e0e6ad23 kernel/time: Add /dev/vmclock_host miscdev date: 19 hours ago config: riscv-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260521/202605211131.4itLcRA7-lkp@intel.com/config) compiler: riscv64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260521/202605211131.4itLcRA7-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/202605211131.4itLcRA7-lkp@intel.com/ All errors (new ones prefixed by >>): riscv64-linux-gnu-ld: kernel/time/timekeeping.o: in function `timekeeping_set_reference': kernel/time/timekeeping.c:2353:(.text+0xb9a): undefined reference to `ntp_get_status' riscv64-linux-gnu-ld: kernel/time/timekeeping.o: in function `mul_u64_u64_shr': >> ./include/linux/math64.h:184:(.text+0xba6): undefined reference to `ntp_get_time_state' vim +184 ./include/linux/math64.h be5e610c0fd6ef Peter Zijlstra 2013-11-18 180 35181e86df97e4 Haozhong Zhang 2015-10-20 181 #ifndef mul_u64_u64_shr fc4a0db4149afc Peter Zijlstra 2023-05-19 182 static __always_inline u64 mul_u64_u64_shr(u64 a, u64 mul, unsigned int shift) 35181e86df97e4 Haozhong Zhang 2015-10-20 183 { 35181e86df97e4 Haozhong Zhang 2015-10-20 @184 return (u64)(((unsigned __int128)a * mul) >> shift); 35181e86df97e4 Haozhong Zhang 2015-10-20 185 } 35181e86df97e4 Haozhong Zhang 2015-10-20 186 #endif /* mul_u64_u64_shr */ 35181e86df97e4 Haozhong Zhang 2015-10-20 187 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki