arch/powerpc/mm/nohash/kaslr_booke.c:21:10: fatal error: generated/compile.h: No such file or directory

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   90568ecf561540fa330511e21fcd823b0c3829c6
commit: 6a38ea1d7b94c6c84dbf3f5c969be5e3648d9a70 powerpc/fsl_booke/32: randomize the kernel image offset
date:   3 months ago
config: powerpc-randconfig-a001-20200207 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 6a38ea1d7b94c6c84dbf3f5c969be5e3648d9a70
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=powerpc 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> arch/powerpc/mm/nohash/kaslr_booke.c:21:10: fatal error: generated/compile.h: No such file or directory
    #include <generated/compile.h>
             ^~~~~~~~~~~~~~~~~~~~~
   compilation terminated.

vim +21 arch/powerpc/mm/nohash/kaslr_booke.c

     4	
     5	#include <linux/kernel.h>
     6	#include <linux/errno.h>
     7	#include <linux/string.h>
     8	#include <linux/types.h>
     9	#include <linux/mm.h>
    10	#include <linux/swap.h>
    11	#include <linux/stddef.h>
    12	#include <linux/init.h>
    13	#include <linux/delay.h>
    14	#include <linux/memblock.h>
    15	#include <linux/libfdt.h>
    16	#include <linux/crash_core.h>
    17	#include <asm/pgalloc.h>
    18	#include <asm/prom.h>
    19	#include <asm/kdump.h>
    20	#include <mm/mmu_decl.h>
  > 21	#include <generated/compile.h>
    22	#include <generated/utsrelease.h>
    23	

---
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https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip