linux-kernel - [mark:arm64/ftrace/per-callsite-ops 4/6] kernel/exit.c:1815: multiple definition of `abort'; arch/arc/kernel/traps.o:arch/arc/kernel/traps.c:158: first defined here

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Date:   Sat, 30 Apr 2022 04:02:25 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mark Rutland <mark.rutland@....com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [mark:arm64/ftrace/per-callsite-ops 4/6] kernel/exit.c:1815:
 multiple definition of `abort';
 arch/arc/kernel/traps.o:arch/arc/kernel/traps.c:158: first defined here

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git arm64/ftrace/per-callsite-ops
head:   2aaba224d039a36f7eca5ad68c77686d3546e4fa
commit: be98798b102a3e28fa0832c9c0473f42e14abe8b [4/6] HACK: arm64: ftrace: align pre-function literal pool
config: arc-randconfig-r043-20220428 (https://download.01.org/0day-ci/archive/20220430/202204300335.TrNu3DnY-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 11.3.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git/commit/?id=be98798b102a3e28fa0832c9c0473f42e14abe8b
        git remote add mark https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git
        git fetch --no-tags mark arm64/ftrace/per-callsite-ops
        git checkout be98798b102a3e28fa0832c9c0473f42e14abe8b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arc 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 >>):

   arceb-elf-ld: kernel/exit.o: in function `abort':
>> kernel/exit.c:1815: multiple definition of `abort'; arch/arc/kernel/traps.o:arch/arc/kernel/traps.c:158: first defined here


vim +1815 kernel/exit.c

38fd525a4c61e7e Eric W. Biederman 2020-07-01  1813  
be98798b102a3e2 Mark Rutland      2022-04-29  1814  void __aligned(8) abort(void)
7c2c11b208be09c Sudip Mukherjee   2017-12-14 @1815  {

:::::: The code at line 1815 was first introduced by commit
:::::: 7c2c11b208be09c156573fc0076b7b3646e05219 arch: define weak abort()

:::::: TO: Sudip Mukherjee <sudipm.mukherjee@...il.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

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