linux-kernel - [esmil:visionfive 19/80] ld.lld: error: duplicate symbol: memcpy

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Message-ID: <202201191332.VN9sH3bm-lkp@intel.com>
Date:   Wed, 19 Jan 2022 13:16:13 +0800
From:   kernel test robot <lkp@...el.com>
To:     Matteo Croce <mcroce@...rosoft.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org,
        Emil Renner Berthing <kernel@...il.dk>
Subject: [esmil:visionfive 19/80] ld.lld: error: duplicate symbol: memcpy

tree:   https://github.com/esmil/linux visionfive
head:   e46c3a7e373e6faa03399f1a41c29cf7546c37cb
commit: 7c451b4efc456af4a20559eb4108b7f21b4c98b2 [19/80] riscv: optimized memcpy
config: riscv-randconfig-r042-20220118 (https://download.01.org/0day-ci/archive/20220119/202201191332.VN9sH3bm-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project f7b7138a62648f4019c55e4671682af1f851f295)
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/esmil/linux/commit/7c451b4efc456af4a20559eb4108b7f21b4c98b2
        git remote add esmil https://github.com/esmil/linux
        git fetch --no-tags esmil visionfive
        git checkout 7c451b4efc456af4a20559eb4108b7f21b4c98b2
        # 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@...el.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: duplicate symbol: memcpy
   >>> defined at shadow.c
   >>>            kasan/shadow.o:(memcpy) in archive mm/built-in.a
   >>> defined at string.c
   >>>            string.o:(.text+0x4DA) in archive lib/lib.a

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