tree:   https://github.com/Xilinx/linux-xlnx master
head:   0605a36e057480f3a83ae401e7ff59739da78e82
commit: c424825283f87a55e74ae2d761b5da2c8af5158b [11461/12130] rtc: zynqmp: Add calibration set and get support
config: i386-randconfig-c004-20210421 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/Xilinx/linux-xlnx/commit/c424825283f87a55e74ae2d761b5da2c8af5158b
        git remote add xlnx https://github.com/Xilinx/linux-xlnx
        git fetch --no-tags xlnx master
        git checkout c424825283f87a55e74ae2d761b5da2c8af5158b
        # save the attached .config to linux build tree
        make W=1 W=1 ARCH=i386 

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

All errors (new ones prefixed by >>):

   ld: drivers/rtc/rtc-zynqmp.o: in function `xlnx_rtc_read_offset':
>> rtc-zynqmp.c:(.text+0x19): undefined reference to `__divdi3'
   ld: drivers/rtc/rtc-zynqmp.o: in function `xlnx_rtc_set_offset':
   rtc-zynqmp.c:(.text+0x1ad): undefined reference to `__divdi3'

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