linux-kernel - [mingo-tip:sched/headers 84/2356] include/linux/sched/per_task.h:48:11: fatal error: 'generated/asm-offsets.h' file not found

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Date:   Tue, 19 Apr 2022 10:55:07 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: [mingo-tip:sched/headers 84/2356]
 include/linux/sched/per_task.h:48:11: fatal error: 'generated/asm-offsets.h'
 file not found

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head:   af93551cf39027d176f30b9beafc60a4c130998a
commit: dcac6390a2220f99834d2d14650fb82f2da9136b [84/2356] headers/deps: per_task: Add the per_task infrastructure for x86, arm64, sparc and MIPS
config: s390-randconfig-r044-20220418 (https://download.01.org/0day-ci/archive/20220419/202204191032.OSML9oKj-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c1c49a356162b22554088d269f7689bdb044a9f1)
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 s390 cross compiling tool for clang build
        # apt-get install binutils-s390x-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=dcac6390a2220f99834d2d14650fb82f2da9136b
        git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
        git fetch --no-tags mingo-tip sched/headers
        git checkout dcac6390a2220f99834d2d14650fb82f2da9136b
        # 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=s390 prepare

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 >>):

   In file included from arch/s390/kernel/asm-offsets.c:11:
   In file included from include/linux/kvm_host.h:7:
   In file included from include/linux/hardirq.h:9:
   In file included from include/linux/sched.h:12:
>> include/linux/sched/per_task.h:48:11: fatal error: 'generated/asm-offsets.h' file not found
   # include <generated/asm-offsets.h>
             ^~~~~~~~~~~~~~~~~~~~~~~~~
   1 error generated.
   make[2]: *** [scripts/Makefile.build:120: arch/s390/kernel/asm-offsets.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1194: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +48 include/linux/sched/per_task.h

    42	
    43	#ifndef __PER_TASK_GEN
    44	/*
    45	 * These offsets get generated via the scripts/gen-pertask.sh script,
    46	 * and the pertask rules in the top level Kbuild file:
    47	 */
  > 48	# include <generated/asm-offsets.h>
    49	#endif
    50	

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