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* include/linux/compiler_types.h:315:38: error: call to '__compiletime_assert_536' declared with attribute error: BUILD_BUG_ON failed: offsetof(struct can_frame, len) != offsetof(struct canfd_frame, len) || offsetof(struct can_frame, data) != offsetof(struc...
@ 2021-03-20 20:43 kernel test robot
  2021-03-21 14:19 ` Oliver Hartkopp
  0 siblings, 1 reply; 22+ messages in thread
From: kernel test robot @ 2021-03-20 20:43 UTC (permalink / raw)
  To: Oliver Hartkopp; +Cc: kbuild-all, linux-kernel, Marc Kleine-Budde

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Hi Oliver,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   812da4d39463a060738008a46cfc9f775e4bfcf6
commit: c7b74967799b1af52b3045d69d4c26836b2d41de can: replace can_dlc as variable/element for payload length
date:   4 months ago
config: arm-randconfig-r016-20210321 (attached as .config)
compiler: arm-linux-gnueabi-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/torvalds/linux.git/commit/?id=c7b74967799b1af52b3045d69d4c26836b2d41de
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout c7b74967799b1af52b3045d69d4c26836b2d41de
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 

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

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   net/can/af_can.c: In function 'can_init':
>> include/linux/compiler_types.h:315:38: error: call to '__compiletime_assert_536' declared with attribute error: BUILD_BUG_ON failed: offsetof(struct can_frame, len) != offsetof(struct canfd_frame, len) || offsetof(struct can_frame, data) != offsetof(struct canfd_frame, data)
     315 |  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                      ^
   include/linux/compiler_types.h:296:4: note: in definition of macro '__compiletime_assert'
     296 |    prefix ## suffix();    \
         |    ^~~~~~
   include/linux/compiler_types.h:315:2: note: in expansion of macro '_compiletime_assert'
     315 |  _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)
         |  ^~~~~~~~~~~~~~~~
   net/can/af_can.c:891:2: note: in expansion of macro 'BUILD_BUG_ON'
     891 |  BUILD_BUG_ON(offsetof(struct can_frame, len) !=
         |  ^~~~~~~~~~~~


vim +/__compiletime_assert_536 +315 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  301  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  302  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  303  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  304  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  305  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  306   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  307   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  308   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  309   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  310   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  311   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  312   * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  313   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  314  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @315  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  316  

:::::: The code at line 315 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h

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

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

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^ permalink raw reply	[flat|nested] 22+ messages in thread

end of thread, other threads:[~2021-03-29  7:20 UTC | newest]

Thread overview: 22+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-03-20 20:43 include/linux/compiler_types.h:315:38: error: call to '__compiletime_assert_536' declared with attribute error: BUILD_BUG_ON failed: offsetof(struct can_frame, len) != offsetof(struct canfd_frame, len) || offsetof(struct can_frame, data) != offsetof(struc kernel test robot
2021-03-21 14:19 ` Oliver Hartkopp
2021-03-22  8:52   ` [kbuild-all] " Rong Chen
2021-03-22 16:24     ` Oliver Hartkopp
2021-03-23  2:54       ` Rong Chen
2021-03-23  5:46         ` Vincent MAILHOL
2021-03-23  6:06           ` Rong Chen
2021-03-23  7:26             ` Patrick Menschel
2021-03-23  7:34         ` Marc Kleine-Budde
2021-03-23  7:45           ` Oliver Hartkopp
2021-03-23  8:32             ` Oliver Hartkopp
2021-03-23  8:54               ` Marc Kleine-Budde
2021-03-23  8:59                 ` Rong Chen
2021-03-23  9:35                   ` Rong Chen
2021-03-23 11:36             ` Rasmus Villemoes
2021-03-23 12:49               ` Oliver Hartkopp
2021-03-23 14:00                 ` Rasmus Villemoes
2021-03-23 18:59                   ` Oliver Hartkopp
2021-03-23 20:54                     ` Rasmus Villemoes
2021-03-24  9:09                       ` Oliver Hartkopp
2021-03-24  9:57                         ` Marc Kleine-Budde
2021-03-29  7:01                   ` Marc Kleine-Budde

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