[powerpc:next-test 168/182] include/linux/compiler_types.h:320:38: error: call to '__compiletime_assert_171' declared with attribute error: BUILD_BUG_ON failed: TASK_SIZE > MODULES_VADDR

kernel test robot lkp at intel.com
Fri Apr 9 10:41:34 AEST 2021


tree:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next-test
head:   3ac6488df9160f52bbd8b8ec3387a53ac3d0f2eb
commit: 093cb12967d4bde01a4170fd342bc0d443004599 [168/182] powerpc/32s: Define a MODULE area below kernel text all the time
config: powerpc64-randconfig-c004-20210408 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 9.3.0
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/powerpc/linux.git/commit/?id=093cb12967d4bde01a4170fd342bc0d443004599
        git remote add powerpc https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git
        git fetch --no-tags powerpc next-test
        git checkout 093cb12967d4bde01a4170fd342bc0d443004599
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 

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

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   arch/powerpc/kernel/module.c: In function 'module_alloc':
>> include/linux/compiler_types.h:320:38: error: call to '__compiletime_assert_171' declared with attribute error: BUILD_BUG_ON failed: TASK_SIZE > MODULES_VADDR
     320 |  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                      ^
   include/linux/compiler_types.h:301:4: note: in definition of macro '__compiletime_assert'
     301 |    prefix ## suffix();    \
         |    ^~~~~~
   include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert'
     320 |  _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:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
      50 |  BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
         |  ^~~~~~~~~~~~~~~~
   arch/powerpc/kernel/module.c:105:2: note: in expansion of macro 'BUILD_BUG_ON'
     105 |  BUILD_BUG_ON(TASK_SIZE > MODULES_VADDR);
         |  ^~~~~~~~~~~~


vim +/__compiletime_assert_171 +320 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  306  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  307  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  308  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  309  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  310  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  311   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  312   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  313   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  314   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  315   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  316   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  317   * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  318   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  319  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @320  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  321  

:::::: The code at line 320 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h

:::::: TO: Will Deacon <will at kernel.org>
:::::: CC: Will Deacon <will at kernel.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
-------------- next part --------------
A non-text attachment was scrubbed...
Name: .config.gz
Type: application/gzip
Size: 19736 bytes
Desc: not available
URL: <http://lists.ozlabs.org/pipermail/linuxppc-dev/attachments/20210409/887f7ce5/attachment-0001.gz>


More information about the Linuxppc-dev mailing list