linux-kernel - [mark:arm64/insn/rework-redo 13/16] include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_677' declared with attribute error: BUILD_BUG_ON failed: reloc_insn

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Date:   Fri, 9 Sep 2022 18:53:04 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mark Rutland <mark.rutland@....com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [mark:arm64/insn/rework-redo 13/16]
 include/linux/compiler_types.h:354:45: error: call to
 '__compiletime_assert_677' declared with attribute error: BUILD_BUG_ON
 failed: reloc_insn_imm12(op, place, val, lsb)

Hi Mark,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git arm64/insn/rework-redo
head:   a2fc7e183f719d4b57c6c848bcfb9c167fba8086
commit: 87e8cc5af3faa3957c09fd59e70b6530a16efd9f [13/16] arm64: module: use new immediate helpers
config: arm64-randconfig-r005-20220907
compiler: aarch64-linux-gcc (GCC) 12.1.0
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://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git/commit/?id=87e8cc5af3faa3957c09fd59e70b6530a16efd9f
        git remote add mark https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git
        git fetch --no-tags mark arm64/insn/rework-redo
        git checkout 87e8cc5af3faa3957c09fd59e70b6530a16efd9f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   In function 'reloc_insn_ldst_imm12',
       inlined from 'apply_relocate_add' at arch/arm64/kernel/module.c:413:4:
>> include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_677' declared with attribute error: BUILD_BUG_ON failed: reloc_insn_imm12(op, place, val, lsb)
     354 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                             ^
   include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
     335 |                         prefix ## suffix();                             \
         |                         ^~~~~~
   include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
     354 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
      39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
         |                                     ^~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
      50 |         BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
         |         ^~~~~~~~~~~~~~~~
   arch/arm64/kernel/module.c:229:9: note: in expansion of macro 'BUILD_BUG_ON'
     229 |         BUILD_BUG_ON(reloc_insn_imm12(op, place, val, lsb));
         |         ^~~~~~~~~~~~


vim +/__compiletime_assert_677 +354 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  340  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  341  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  342  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  343  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  344  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  345   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  346   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  347   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  348   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  349   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  350   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  351   * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  352   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  353  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @354  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  355  

:::::: The code at line 354 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h

:::::: TO: Will Deacon <will@...nel.org>
:::::: CC: Will Deacon <will@...nel.org>

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

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