[bvanassche:scsi-gap-zone 8/8] ERROR: modpost: "__umoddi3" [drivers/scsi/scsi_debug.ko] undefined!

[kernel test robot]

tree:   https://github.com/bvanassche/linux scsi-gap-zone
head:   5531f96720bc0e475e669eb56b7094401c53f928
commit: 5531f96720bc0e475e669eb56b7094401c53f928 [8/8] scsi_debug: Add gap zone support
config: riscv-randconfig-r042-20220414 (https://download.01.org/0day-ci/archive/20220416/202204160900.KLzxt1Xe-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 8e43cbab33765c476337571e5ed11b005199dd0d)
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
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/bvanassche/linux/commit/5531f96720bc0e475e669eb56b7094401c53f928
        git remote add bvanassche https://github.com/bvanassche/linux
        git fetch --no-tags bvanassche scsi-gap-zone
        git checkout 5531f96720bc0e475e669eb56b7094401c53f928
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "__umoddi3" [drivers/scsi/scsi_debug.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp