linux-kernel - [rcu:dev.2021.08.12a 53/72] powerpc-linux-ld: cpu.c:undefined reference to `_

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Message-ID: <202108152013.vPXwN8gj-lkp@intel.com>
Date:   Sun, 15 Aug 2021 20:40:18 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [rcu:dev.2021.08.12a 53/72] powerpc-linux-ld: cpu.c:undefined
 reference to `__udivdi3'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2021.08.12a
head:   3d4b7b3ca5de1d3669890684c3e60d3dad6ea468
commit: cc2392da423274c116d72777d11344f67230a50b [53/72] EXP cpu: Check for clock going backwards in CPU-hotplug progress checks
config: powerpc-randconfig-r013-20210815 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=cc2392da423274c116d72777d11344f67230a50b
        git remote add rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
        git fetch --no-tags rcu dev.2021.08.12a
        git checkout cc2392da423274c116d72777d11344f67230a50b
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   powerpc-linux-ld: kernel/cpu.o: in function `cpu_hp_check_delay.part.0':
   cpu.c:(.text+0x1654): undefined reference to `__udivdi3'
>> powerpc-linux-ld: cpu.c:(.text+0x1698): undefined reference to `__udivdi3'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (39258 bytes)