linux-kernel - ld.lld: error: relocation R_RISCV_HI20 cannot be used against symbol 'misaligned_access

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Message-ID: <202306110855.7TlBCIzI-lkp@intel.com>
Date:   Sun, 11 Jun 2023 08:09:53 +0800
From:   kernel test robot <lkp@...el.com>
To:     Alexandre Ghiti <alexghiti@...osinc.com>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Palmer Dabbelt <palmer@...osinc.com>
Subject: ld.lld: error: relocation R_RISCV_HI20 cannot be used against symbol
 'misaligned_access_speed'; recompile with -fPIC

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   022ce8862dff83c859089cd14bc4dca0733e2f90
commit: 8dc2a7e8027fbeca0c7df81d4c82e735a59b5741 riscv: Fix relocatable kernels with early alternatives using -fno-pie
date:   10 days ago
config: riscv-randconfig-r022-20230611 (https://download.01.org/0day-ci/archive/20230611/202306110855.7TlBCIzI-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce (this is a W=1 build):
        mkdir -p ~/bin
        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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8dc2a7e8027fbeca0c7df81d4c82e735a59b5741
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 8dc2a7e8027fbeca0c7df81d4c82e735a59b5741
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306110855.7TlBCIzI-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: relocation R_RISCV_HI20 cannot be used against symbol 'misaligned_access_speed'; recompile with -fPIC
   >>> defined in vmlinux.a(arch/riscv/kernel/cpufeature.o)
   >>> referenced by errata.c:42 (arch/riscv/errata/thead/errata.c:42)
   >>>               arch/riscv/errata/thead/errata.o:(thead_feature_probe_func) in archive vmlinux.a
--
>> ld.lld: error: relocation R_RISCV_LO12_I cannot be used against symbol 'misaligned_access_speed'; recompile with -fPIC
   >>> defined in vmlinux.a(arch/riscv/kernel/cpufeature.o)
   >>> referenced by errata.c:42 (arch/riscv/errata/thead/errata.c:42)
   >>>               arch/riscv/errata/thead/errata.o:(thead_feature_probe_func) in archive vmlinux.a
--
>> ld.lld: error: relocation R_RISCV_HI20 cannot be used against symbol 'riscv_cbom_block_size'; recompile with -fPIC
   >>> defined in vmlinux.a(arch/riscv/mm/cacheflush.o)
   >>> referenced by errata.c:42 (arch/riscv/errata/thead/errata.c:42)
   >>>               arch/riscv/errata/thead/errata.o:(thead_errata_patch_func) in archive vmlinux.a
--
>> ld.lld: error: relocation R_RISCV_LO12_S cannot be used against symbol 'riscv_cbom_block_size'; recompile with -fPIC
   >>> defined in vmlinux.a(arch/riscv/mm/cacheflush.o)
   >>> referenced by errata.c:42 (arch/riscv/errata/thead/errata.c:42)
   >>>               arch/riscv/errata/thead/errata.o:(thead_errata_patch_func) in archive vmlinux.a
--
>> ld.lld: error: relocation R_RISCV_HI20 cannot be used against symbol '__per_cpu_offset'; recompile with -fPIC
   >>> defined in vmlinux.a(mm/percpu.o)
   >>> referenced by errata.c:42 (arch/riscv/errata/thead/errata.c:42)
   >>>               arch/riscv/errata/thead/errata.o:(thead_feature_probe_func) in archive vmlinux.a
--
>> ld.lld: error: relocation R_RISCV_LO12_I cannot be used against symbol '__per_cpu_offset'; recompile with -fPIC
   >>> defined in vmlinux.a(mm/percpu.o)
   >>> referenced by errata.c:42 (arch/riscv/errata/thead/errata.c:42)
   >>>               arch/riscv/errata/thead/errata.o:(thead_feature_probe_func) in archive vmlinux.a

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki