[akpm-mm:mm-unstable 253/254] sysctl.c:(.text+0x60): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here

[akpm-mm:mm-unstable 253/254] sysctl.c:(.text+0x60): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable
head:   5555a83c82d66729e4abaf16ae28d6bd81f9a64a
commit: fba5261e0039dcf4de077fd12ea9ae2501d92b88 [253/254] mm: replace free hugepage folios after migration
config: arm-randconfig-002-20241220 (https://download.01.org/0day-ci/archive/20241220/202412201821.WaOssNFP-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241220/202412201821.WaOssNFP-lkp@intel.com/reproduce)

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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412201821.WaOssNFP-lkp@intel.com/

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: kernel/sysctl.o: in function `replace_free_hugepage_folios':
>> sysctl.c:(.text+0x60): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/filemap.o: in function `replace_free_hugepage_folios':
   filemap.c:(.text+0x1dc8): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/folio-compat.o: in function `replace_free_hugepage_folios':
   folio-compat.c:(.text+0xf0): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/swap.o: in function `replace_free_hugepage_folios':
   swap.c:(.text+0x1574): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/vmscan.o: in function `replace_free_hugepage_folios':
   vmscan.c:(.text+0x1cf4): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/shmem.o: in function `replace_free_hugepage_folios':
   shmem.c:(.text+0x12c): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/util.o: in function `replace_free_hugepage_folios':
   util.c:(.text+0x6fc): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/compaction.o: in function `replace_free_hugepage_folios':
   compaction.c:(.text+0x0): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/show_mem.o: in function `replace_free_hugepage_folios':
   show_mem.c:(.text+0x9c): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/debug.o: in function `replace_free_hugepage_folios':
   debug.c:(.text+0x350): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/gup.o: in function `replace_free_hugepage_folios':
   gup.c:(.text+0xab4): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: mm/page_alloc.o: in function `replace_free_hugepage_folios':
   page_alloc.c:(.text+0x1798): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/aio.o: in function `replace_free_hugepage_folios':
   aio.c:(.text+0x206c): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/iomap/buffered-io.o: in function `replace_free_hugepage_folios':
   buffered-io.c:(.text+0x327c): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/proc/nommu.o: in function `replace_free_hugepage_folios':
   nommu.c:(.text+0x13c): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/proc/array.o: in function `replace_free_hugepage_folios':
   array.c:(.text+0x6f4): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/proc/meminfo.o: in function `replace_free_hugepage_folios':
   meminfo.c:(.text+0x0): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/btrfs/disk-io.o: in function `replace_free_hugepage_folios':
   disk-io.c:(.text+0xee4): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: fs/btrfs/inode.o: in function `replace_free_hugepage_folios':
   inode.c:(.text+0x2b64): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here
   arm-linux-gnueabi-ld: security/commoncap.o: in function `replace_free_hugepage_folios':
   commoncap.c:(.text+0x888): multiple definition of `replace_free_hugepage_folios'; kernel/fork.o:fork.c:(.text+0x858): first defined here

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https://github.com/intel/lkp-tests/wiki