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Mon, 06 Nov 2023 14:53:50 +0000 Date: Mon, 6 Nov 2023 22:53:31 +0800 From: kernel test robot To: Johannes Berg Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org Subject: include/linux/compiler_types.h:358:45: error: call to '__compiletime_assert_935' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct ieee80211_rx_status) > sizeof(skb->cb) Message-ID: <202311062252.biBVDkYv-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Johannes, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: d2f51b3516dade79269ff45eae2a7668ae711b25 commit: f66c48af7a110c0d694c4ac4a1257affb272a2ea mac80211: support minimal EHT rate reporting on RX date: 10 months ago config: arm-randconfig-s033-20221010 (https://download.01.org/0day-ci/archive/20231106/202311062252.biBVDkYv-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231106/202311062252.biBVDkYv-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202311062252.biBVDkYv-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from : net/mac80211/rx.c: In function 'ieee80211_rx_irqsafe': >> include/linux/compiler_types.h:358:45: error: call to '__compiletime_assert_935' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct ieee80211_rx_status) > sizeof(skb->cb) 358 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:339:25: note: in definition of macro '__compiletime_assert' 339 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:358:9: note: in expansion of macro '_compiletime_assert' 358 | _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) | ^~~~~~~~~~~~~~~~ net/mac80211/rx.c:5283:9: note: in expansion of macro 'BUILD_BUG_ON' 5283 | BUILD_BUG_ON(sizeof(struct ieee80211_rx_status) > sizeof(skb->cb)); | ^~~~~~~~~~~~ vim +/__compiletime_assert_935 +358 include/linux/compiler_types.h eb5c2d4b45e3d2 Will Deacon 2020-07-21 344 eb5c2d4b45e3d2 Will Deacon 2020-07-21 345 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 346 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2 Will Deacon 2020-07-21 347 eb5c2d4b45e3d2 Will Deacon 2020-07-21 348 /** eb5c2d4b45e3d2 Will Deacon 2020-07-21 349 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 350 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2 Will Deacon 2020-07-21 351 * @msg: a message to emit if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 352 * eb5c2d4b45e3d2 Will Deacon 2020-07-21 353 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 354 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 355 * compiler has support to do so. eb5c2d4b45e3d2 Will Deacon 2020-07-21 356 */ eb5c2d4b45e3d2 Will Deacon 2020-07-21 357 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 @358 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2 Will Deacon 2020-07-21 359 :::::: The code at line 358 was first introduced by commit :::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h :::::: TO: Will Deacon :::::: CC: Will Deacon -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki