Re: [PATCH] Add LoadPin support for eBPF program loading

[kernel test robot <lkp@intel.com>]

Hi Alex,

kernel test robot noticed the following build errors:

[auto build test ERROR on 122b52f0bab007ebeb414c8280c1def17b9ed1f4]

url:    https://github.com/intel-lab-lkp/linux/commits/Alex-Roberts-via-B4-Relay/Add-LoadPin-support-for-eBPF-program-loading/20260612-031559
base:   122b52f0bab007ebeb414c8280c1def17b9ed1f4
patch link:    https://lore.kernel.org/r/20260611-b4-rfc-loadpin-ebpf-v1-1-11a6c8e6170d%40outlook.com
patch subject: [PATCH] Add LoadPin support for eBPF program loading
config: nios2-randconfig-002-20260612 (https://download.01.org/0day-ci/archive/20260612/202606121426.NrJtdO3K-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260612/202606121426.NrJtdO3K-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202606121426.NrJtdO3K-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   security/selinux/hooks.c: In function 'selinux_kernel_read_file':
>> include/linux/compiler_types.h:699:45: error: call to '__compiletime_assert_916' declared with attribute error: New kernel_read_file_id introduced; update SELinux!
     699 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                             ^
   include/linux/compiler_types.h:680:25: note: in definition of macro '__compiletime_assert'
     680 |                         prefix ## suffix();                             \
         |                         ^~~~~~
   include/linux/compiler_types.h:699:9: note: in expansion of macro '_compiletime_assert'
     699 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:40:37: note: in expansion of macro 'compiletime_assert'
      40 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
         |                                     ^~~~~~~~~~~~~~~~~~
   security/selinux/hooks.c:4412:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
    4412 |         BUILD_BUG_ON_MSG(READING_MAX_ID > 8,
         |         ^~~~~~~~~~~~~~~~
   security/selinux/hooks.c: In function 'selinux_kernel_load_data':
>> include/linux/compiler_types.h:699:45: error: call to '__compiletime_assert_917' declared with attribute error: New kernel_load_data_id introduced; update SELinux!
     699 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                             ^
   include/linux/compiler_types.h:680:25: note: in definition of macro '__compiletime_assert'
     680 |                         prefix ## suffix();                             \
         |                         ^~~~~~
   include/linux/compiler_types.h:699:9: note: in expansion of macro '_compiletime_assert'
     699 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:40:37: note: in expansion of macro 'compiletime_assert'
      40 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
         |                                     ^~~~~~~~~~~~~~~~~~
   security/selinux/hooks.c:4449:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
    4449 |         BUILD_BUG_ON_MSG(LOADING_MAX_ID > 8,
         |         ^~~~~~~~~~~~~~~~


vim +/__compiletime_assert_916 +699 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  685  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  686  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  687  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  688  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  689  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  690   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  691   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  692   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  693   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  694   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  695   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  696   * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  697   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  698  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @699  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  700  

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