linux-kernel - ld.lld: error: undefined symbol: .early

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Date:   Tue, 31 May 2022 22:36:46 +0800
From:   kernel test robot <lkp@...el.com>
To:     Fangrui Song <maskray@...gle.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org,
        Michael Ellerman <mpe@...erman.id.au>,
        Bill Wendling <morbo@...gle.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Subject: ld.lld: error: undefined symbol: .early_setup

Hi Fangrui,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   8ab2afa23bd197df47819a87f0265c0ac95c5b6a
commit: 0355785313e2191be4e1108cdbda94ddb0238c48 powerpc: Add "-z notext" flag to disable diagnostic
date:   10 months ago
config: powerpc64-randconfig-r023-20220530 (https://download.01.org/0day-ci/archive/20220531/202205312222.XiSqyPc4-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0776c48f9b7e69fa447bee57c7c0985caa856be9)
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 powerpc64 cross compiling tool for clang build
        # apt-get install binutils-powerpc64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0355785313e2191be4e1108cdbda94ddb0238c48
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 0355785313e2191be4e1108cdbda94ddb0238c48
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: .early_setup
   >>> referenced by arch/powerpc/kernel/head_64.o:(.ref.text+0xAE)
   >>> did you mean: early_setup
   >>> defined in: arch/powerpc/built-in.a(kernel/setup_64.o)

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