[peterz-queue:master 6/9] include/linux/compiler.h:226:2: error: implicit declaration of function 'kcsan_check_atomic_read'; did you mean 'kasan_check_read'?

[peterz-queue:master 6/9] include/linux/compiler.h:226:2: error: implicit declaration of function 'kcsan_check_atomic_read'; did you mean 'kasan_check_read'?

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git master
head:   2223626b0c4a9aa7e2c458a3d4b8ae7744fcd3eb
commit: 3cb212d2ed8b52fe3cabafd4ed1f3d3d2e3f24c4 [6/9] Merge branch 'locking/atomics'
config: nios2-3c120_defconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 3cb212d2ed8b52fe3cabafd4ed1f3d3d2e3f24c4
        # save the attached .config to linux build tree
        GCC_VERSION=9.2.0 make.cross ARCH=nios2 

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

All errors (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:5,
                    from ./arch/nios2/include/generated/asm/bug.h:1,
                    from include/linux/bug.h:5,
                    from include/linux/page-flags.h:10,
                    from kernel/bounds.c:10:
   include/linux/atomic-fallback.h: In function 'atomic_read_acquire':
>> include/linux/compiler.h:226:2: error: implicit declaration of function 'kcsan_check_atomic_read'; did you mean 'kasan_check_read'? [-Werror=implicit-function-declaration]
     226 |  kcsan_check_atomic_read(&(x), sizeof(x)); \
         |  ^~~~~~~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:186:37: note: in expansion of macro 'READ_ONCE'
     186 |  __unqual_scalar_typeof(*p) ___p1 = READ_ONCE(*p);  \
         |                                     ^~~~~~~~~
   include/linux/atomic-fallback.h:84:9: note: in expansion of macro 'smp_load_acquire'
      84 |  return smp_load_acquire(&(v)->counter);
         |         ^~~~~~~~~~~~~~~~
   include/linux/atomic-fallback.h: In function 'atomic_set_release':
   include/linux/compiler.h:238:2: error: implicit declaration of function 'kcsan_check_atomic_write'; did you mean 'kasan_check_write'? [-Werror=implicit-function-declaration]
     238 |  kcsan_check_atomic_write(&(x), sizeof(x)); \
         |  ^~~~~~~~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:179:2: note: in expansion of macro 'WRITE_ONCE'
     179 |  WRITE_ONCE(*p, v);      \
         |  ^~~~~~~~~~
   include/linux/atomic-fallback.h:93:2: note: in expansion of macro 'smp_store_release'
      93 |  smp_store_release(&(v)->counter, i);
         |  ^~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
   make[2]: *** [scripts/Makefile.build:101: kernel/bounds.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1114: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:180: sub-make] Error 2
   23 real  9 user  13 sys  93.81% cpu 	make prepare

vim +226 include/linux/compiler.h

   224	
   225	#define READ_ONCE(x) ({					\
 > 226		kcsan_check_atomic_read(&(x), sizeof(x));	\
   227		READ_ONCE_NOCHECK(x);				\
   228	})
   229	

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

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