aarch64-linux-gnu-ld: regulators-tegra20.c:undefined reference to `regulator_sync_voltage_rdev'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   3d5895cd351757f69c9a66fb5fc8cf19f454d773
commit: 03978d42ed0d69cb5d38dfb0aeb5216d19507c60 soc/tegra: regulators: Bump voltages on system reboot
date:   7 weeks ago
config: arm64-randconfig-r011-20210722 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=03978d42ed0d69cb5d38dfb0aeb5216d19507c60
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 03978d42ed0d69cb5d38dfb0aeb5216d19507c60
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=arm64 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 >>):

   aarch64-linux-gnu-ld: Unexpected GOT/PLT entries detected!
   aarch64-linux-gnu-ld: Unexpected run-time procedure linkages detected!
   aarch64-linux-gnu-ld: drivers/soc/tegra/regulators-tegra20.o: in function `tegra20_regulator_reboot':
   regulators-tegra20.c:(.text+0x3dc): undefined reference to `regulator_sync_voltage_rdev'
>> aarch64-linux-gnu-ld: regulators-tegra20.c:(.text+0x454): undefined reference to `regulator_sync_voltage_rdev'

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

Attachment: .config.gz
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