[vfs:asm-exports 1/1] arch/x86/kernel/head_32.S:682: Error: bad or irreducible absolute expression

[kbuild test robot <fengguang.wu@xxxxxxxxx>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git asm-exports
head:   a950afd493a145dff5681df7594cc7cab7b4d369
commit: a950afd493a145dff5681df7594cc7cab7b4d369 [1/1] asm-usable variant of EXPORT_SYMBOL
config: i386-randconfig-x007-201602 (attached as .config)
reproduce:
        git checkout a950afd493a145dff5681df7594cc7cab7b4d369
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   arch/x86/kernel/head_32.S: Assembler messages:
>> arch/x86/kernel/head_32.S:682: Error: bad or irreducible absolute expression

vim +682 arch/x86/kernel/head_32.S

   676	initial_pg_fixmap:
   677		.fill 1024,4,0
   678	ENTRY(empty_zero_page)
   679		.fill 4096,1,0
   680	ENTRY(swapper_pg_dir)
   681		.fill 1024,4,0
 > 682	EXPORT_SYMBOL(empty_zero_page)
   683	
   684	/*
   685	 * This starts the data section.

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