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Date:   Mon, 21 Feb 2022 04:40:31 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andrey Konovalov <andreyknvl@...gle.com>
Cc:     kbuild-all@...ts.01.org,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org, Alistair Delva <adelva@...gle.com>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Valdis Kletnieks <valdis.kletnieks@...edu>,
        Marco Elver <elver@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: [ammarfaizi2-block:google/android/kernel/common/android-gs-raviole-5.10-android12-qpr1-d
 1559/8858] arch/s390/include/asm/kasan.h:20:31: error: unknown type name
 'pgd_t'; did you mean 'pid_t'?

Hi Andrey,

FYI, the error/warning still remains.

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android-gs-raviole-5.10-android12-qpr1-d
head:   9771767708df4fcf51cd1642e041c804a86e740c
commit: f4fb11566b5eb19aa91f674123a365854ab1470f [1559/8858] UPSTREAM: kasan: shadow declarations only for software modes
config: s390-randconfig-r044-20220220 (https://download.01.org/0day-ci/archive/20220221/202202210428.m74LAo9b-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 11.2.0
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://github.com/ammarfaizi2/linux-block/commit/f4fb11566b5eb19aa91f674123a365854ab1470f
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android-gs-raviole-5.10-android12-qpr1-d
        git checkout f4fb11566b5eb19aa91f674123a365854ab1470f
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=s390 SHELL=/bin/bash arch/s390/mm/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All error/warnings (new ones prefixed by >>):

   In file included from include/linux/kasan.h:15,
                    from arch/s390/mm/kasan_init.c:2:
>> arch/s390/include/asm/kasan.h:20:31: error: unknown type name 'pgd_t'; did you mean 'pid_t'?
      20 | extern void kasan_copy_shadow(pgd_t *dst);
         |                               ^~~~~
         |                               pid_t
>> arch/s390/mm/kasan_init.c:419:13: warning: no previous prototype for 'kasan_copy_shadow' [-Wmissing-prototypes]
     419 | void __init kasan_copy_shadow(pgd_t *pg_dir)
         |             ^~~~~~~~~~~~~~~~~


vim +20 arch/s390/include/asm/kasan.h

42db5ed86090d8 Vasily Gorbik 2017-11-17  18  
42db5ed86090d8 Vasily Gorbik 2017-11-17  19  extern void kasan_early_init(void);
42db5ed86090d8 Vasily Gorbik 2017-11-17 @20  extern void kasan_copy_shadow(pgd_t *dst);
135ff163939294 Vasily Gorbik 2017-11-20  21  extern void kasan_free_early_identity(void);
c360c9a238d175 Vasily Gorbik 2020-09-11  22  extern unsigned long kasan_vmax;
42db5ed86090d8 Vasily Gorbik 2017-11-17  23  #else
42db5ed86090d8 Vasily Gorbik 2017-11-17  24  static inline void kasan_early_init(void) { }
42db5ed86090d8 Vasily Gorbik 2017-11-17  25  static inline void kasan_copy_shadow(pgd_t *dst) { }
135ff163939294 Vasily Gorbik 2017-11-20  26  static inline void kasan_free_early_identity(void) { }
42db5ed86090d8 Vasily Gorbik 2017-11-17  27  #endif
42db5ed86090d8 Vasily Gorbik 2017-11-17  28  

:::::: The code at line 20 was first introduced by commit
:::::: 42db5ed86090d8e57ca08bfd162a10be6320cc49 s390/kasan: add initialization code and enable it

:::::: TO: Vasily Gorbik <gor@...ux.ibm.com>
:::::: CC: Martin Schwidefsky <schwidefsky@...ibm.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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