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X-CSE-ConnectionGUID: IZYonmRyT0iTmuFhsYDldg== X-CSE-MsgGUID: Q7K30sOaRV+m3ZLtb9VplA== X-IronPort-AV: E=McAfee;i="6800,10657,11754"; a="76719987" X-IronPort-AV: E=Sophos;i="6.23,171,1770624000"; d="scan'208";a="76719987" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Apr 2026 02:25:26 -0700 X-CSE-ConnectionGUID: Ooax+HKnRuG6MlbqlFqpLw== X-CSE-MsgGUID: Zuy7edUIS4+tlZEozqujvw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,171,1770624000"; d="scan'208";a="233121548" Received: from lkp-server01.sh.intel.com (HELO 6449335cace3) ([10.239.97.150]) by orviesa003.jf.intel.com with ESMTP; 10 Apr 2026 02:25:25 -0700 Received: from kbuild by 6449335cace3 with local (Exim 4.98.2) (envelope-from ) id 1wB878-000000003YU-0OXs; Fri, 10 Apr 2026 09:25:22 +0000 Date: Fri, 10 Apr 2026 17:25:10 +0800 From: kernel test robot To: Bitterblue Smith Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, "Ping-Ke Shih" Subject: include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw8814a_efuse) == 512" Message-ID: <202604101721.fsv5XmCX-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9a9c8ce300cd3859cc87b408ef552cd697cc2ab7 commit: deb3ddeb18652118956fb581a39ac299e1ee5623 wifi: rtw88: Enable the new RTL8814AE/RTL8814AU drivers date: 1 year, 1 month ago config: arm-randconfig-001-20260410 (https://download.01.org/0day-ci/archive/20260410/202604101721.fsv5XmCX-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260410/202604101721.fsv5XmCX-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 | Fixes: deb3ddeb1865 ("wifi: rtw88: Enable the new RTL8814AE/RTL8814AU drivers") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202604101721.fsv5XmCX-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from include/linux/bitfield.h:10, from include/linux/fortify-string.h:5, from include/linux/string.h:389, from include/linux/uuid.h:11, from include/linux/mod_devicetable.h:14, from include/linux/usb.h:5, from drivers/net/wireless/realtek/rtw88/rtw8814a.c:5: >> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw8814a_efuse) == 512" #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) ^~~~~~~~~~~~~~~ drivers/net/wireless/realtek/rtw88/rtw8814a.h:58:1: note: in expansion of macro 'static_assert' static_assert(sizeof(struct rtw8814a_efuse) == 512); ^~~~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw88xxa_efuse) == 512" #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) ^~~~~~~~~~~~~~~ drivers/net/wireless/realtek/rtw88/rtw88xxa.h:64:1: note: in expansion of macro 'static_assert' static_assert(sizeof(struct rtw88xxa_efuse) == 512); ^~~~~~~~~~~~~ -- In file included from include/linux/container_of.h:5, from include/linux/list.h:5, from include/linux/module.h:12, from drivers/net/wireless/realtek/rtw88/rtw8814ae.c:5: >> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw8814a_efuse) == 512" #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) ^~~~~~~~~~~~~~~ drivers/net/wireless/realtek/rtw88/rtw8814a.h:58:1: note: in expansion of macro 'static_assert' static_assert(sizeof(struct rtw8814a_efuse) == 512); ^~~~~~~~~~~~~ -- In file included from include/linux/bitfield.h:10, from include/linux/fortify-string.h:5, from include/linux/string.h:389, from include/linux/uuid.h:11, from include/linux/mod_devicetable.h:14, from include/linux/usb.h:5, from rtw8814a.c:5: >> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw8814a_efuse) == 512" #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) ^~~~~~~~~~~~~~~ rtw8814a.h:58:1: note: in expansion of macro 'static_assert' static_assert(sizeof(struct rtw8814a_efuse) == 512); ^~~~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw88xxa_efuse) == 512" #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) ^~~~~~~~~~~~~~~ rtw88xxa.h:64:1: note: in expansion of macro 'static_assert' static_assert(sizeof(struct rtw88xxa_efuse) == 512); ^~~~~~~~~~~~~ -- In file included from include/linux/container_of.h:5, from include/linux/list.h:5, from include/linux/module.h:12, from rtw8814ae.c:5: >> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(struct rtw8814a_efuse) == 512" #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) ^~~~~~~~~~~~~~~ rtw8814a.h:58:1: note: in expansion of macro 'static_assert' static_assert(sizeof(struct rtw8814a_efuse) == 512); ^~~~~~~~~~~~~ vim +78 include/linux/build_bug.h bc6245e5efd70c Ian Abbott 2017-07-10 60 6bab69c65013be Rasmus Villemoes 2019-03-07 61 /** 6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time 6bab69c65013be Rasmus Villemoes 2019-03-07 63 * 6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a 6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the 6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression). 6bab69c65013be Rasmus Villemoes 2019-03-07 67 * 6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global 6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant 6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is 6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr). 6bab69c65013be Rasmus Villemoes 2019-03-07 72 * 6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is 6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is 6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false. 6bab69c65013be Rasmus Villemoes 2019-03-07 76 */ 6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) 6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) 6bab69c65013be Rasmus Villemoes 2019-03-07 79 07a368b3f55a79 Maxim Levitsky 2022-10-25 80 :::::: The code at line 78 was first introduced by commit :::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert :::::: TO: Rasmus Villemoes :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki