From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C85353E95B6 for ; Tue, 20 Jan 2026 10:49:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768906201; cv=none; b=jrWnx2aIFQRaw0uHSti4mSys8lO76soVkc1GqMSW9RjB2053Pan3xHLPa0aOX8yKR2oac+A61Jg3d2TrS3oXFy2rKc9inF8HyN6WINBTp/qbcF1HHdb02DbxZfbfg/OuFWyBUvLxLcXwVCfobBZumhWYzGz6w5Tmie26pgSJUTg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768906201; c=relaxed/simple; bh=O2HboW/ci6htRoh1AhL0dwIKYa3i9wriyXERpjbktug=; h=Date:From:To:Cc:Subject:Message-ID; b=FtD+dEDCAIWWkiNfpemA1rplABZuZ4q+HR6K3oD17D7qU0unZ9VFU6WQ8kHLsREJ4Rxu1q71K92dqErIE7gJjd/CgvxkTFejaBkSb8wgBdKJ6527+G605bPuqSx1XeK3rJjYy0fitce5U1qZMqgGci+WHS1dJDdIrknG1WXckBs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=GIrAKabQ; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="GIrAKabQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1768906198; x=1800442198; h=date:from:to:cc:subject:message-id; bh=O2HboW/ci6htRoh1AhL0dwIKYa3i9wriyXERpjbktug=; b=GIrAKabQbLQkWC2racHxTMpZlYjh5OhqbAlYQituEJZ4WjUJKzww3ars E3NspbDztGA4OrqMxgNkzNBtD/ldiVv9NOflP5KluPvbzKHO7UyWYgO9i mkM6FWZMgppoZgDInoZdPAplZxFC15OTGpA66a0qv34/RGOANt5Htx1Rd XbZglrWVoj1r0tIM7JE0H9YJjs5eXwvUR/Sqdtphb3CC5SoYfOPkZy7So jQ2Rw2xCZZ4KU9VpGgagnXcOUVBqmImeueUU7lhtPzKNdrVFXaLhauKKa 6/wHOlP4f08Ns6VK+dXd5vfkLQLfgJgN1v+tjpEAEq9eO0Kua83HxsTwI w==; X-CSE-ConnectionGUID: 5sWYyQaPRlOiC6cSsSQDQg== X-CSE-MsgGUID: aove8SimQlW2pVM1mOlu6g== X-IronPort-AV: E=McAfee;i="6800,10657,11676"; a="95585343" X-IronPort-AV: E=Sophos;i="6.21,240,1763452800"; d="scan'208";a="95585343" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2026 02:49:58 -0800 X-CSE-ConnectionGUID: 80M0sgUMQ62kBOjDcTTZJg== X-CSE-MsgGUID: nkjecIJqRiG+NWYnvTQ/OA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,240,1763452800"; d="scan'208";a="236774852" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 20 Jan 2026 02:49:56 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vi9J3-00000000Oql-1di2; Tue, 20 Jan 2026 10:49:53 +0000 Date: Tue, 20 Jan 2026 18:49:26 +0800 From: kernel test robot To: Andrey Albershteyn Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Christian Brauner Subject: arch/riscv/include/asm/syscall_wrapper.h:35:14: warning: '__se_sys_file_getattr' alias between functions of incompatible types 'long int(ulong, ulong, ulong, ulong, ulong, ulong, ulong)' {aka 'long int(long unsigned int, long unsigned int, long un... Message-ID: <202601201810.nUSKJLDE-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: 24d479d26b25bce5faea3ddd9fa8f3a6c3129ea7 commit: be7efb2d20d67f334a7de2aef77ae6c69367e646 fs: introduce file_getattr and file_setattr syscalls date: 7 months ago config: riscv-randconfig-r063-20260120 (https://download.01.org/0day-ci/archive/20260120/202601201810.nUSKJLDE-lkp@intel.com/config) compiler: riscv32-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260120/202601201810.nUSKJLDE-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/202601201810.nUSKJLDE-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/compat.h:34, from arch/riscv/include/asm/elf.h:12, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/bpf.h:20, from include/linux/security.h:35, from fs/file_attr.c:3: >> arch/riscv/include/asm/syscall_wrapper.h:35:14: warning: '__se_sys_file_getattr' alias between functions of incompatible types 'long int(ulong, ulong, ulong, ulong, ulong, ulong, ulong)' {aka 'long int(long unsigned int, long unsigned int, long unsigned int, long unsigned int, long unsigned int, long unsigned int, long unsigned int)'} and 'long int(long int, long int, long int, long int, long int)' [-Wattribute-alias=] 35 | static long __se_##prefix##name(ulong, ulong, ulong, ulong, ulong, ulong, \ | ^~~~~ arch/riscv/include/asm/syscall_wrapper.h:82:2: note: in expansion of macro '__SYSCALL_SE_DEFINEx' 82 | __SYSCALL_SE_DEFINEx(x, sys, name, __VA_ARGS__) \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/syscalls.h:236:2: note: in expansion of macro '__SYSCALL_DEFINEx' 236 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:229:36: note: in expansion of macro 'SYSCALL_DEFINEx' 229 | #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) | ^~~~~~~~~~~~~~~ fs/file_attr.c:382:1: note: in expansion of macro 'SYSCALL_DEFINE5' 382 | SYSCALL_DEFINE5(file_getattr, int, dfd, const char __user *, filename, | ^~~~~~~~~~~~~~~ arch/riscv/include/asm/syscall_wrapper.h:41:14: note: aliased declaration here 41 | static long ___se_##prefix##name(__MAP(x,__SC_LONG,__VA_ARGS__)) | ^~~~~~ arch/riscv/include/asm/syscall_wrapper.h:82:2: note: in expansion of macro '__SYSCALL_SE_DEFINEx' 82 | __SYSCALL_SE_DEFINEx(x, sys, name, __VA_ARGS__) \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/syscalls.h:236:2: note: in expansion of macro '__SYSCALL_DEFINEx' 236 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:229:36: note: in expansion of macro 'SYSCALL_DEFINEx' 229 | #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) | ^~~~~~~~~~~~~~~ fs/file_attr.c:382:1: note: in expansion of macro 'SYSCALL_DEFINE5' 382 | SYSCALL_DEFINE5(file_getattr, int, dfd, const char __user *, filename, | ^~~~~~~~~~~~~~~ >> arch/riscv/include/asm/syscall_wrapper.h:35:14: warning: '__se_sys_file_setattr' alias between functions of incompatible types 'long int(ulong, ulong, ulong, ulong, ulong, ulong, ulong)' {aka 'long int(long unsigned int, long unsigned int, long unsigned int, long unsigned int, long unsigned int, long unsigned int, long unsigned int)'} and 'long int(long int, long int, long int, long int, long int)' [-Wattribute-alias=] 35 | static long __se_##prefix##name(ulong, ulong, ulong, ulong, ulong, ulong, \ | ^~~~~ arch/riscv/include/asm/syscall_wrapper.h:82:2: note: in expansion of macro '__SYSCALL_SE_DEFINEx' 82 | __SYSCALL_SE_DEFINEx(x, sys, name, __VA_ARGS__) \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/syscalls.h:236:2: note: in expansion of macro '__SYSCALL_DEFINEx' 236 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:229:36: note: in expansion of macro 'SYSCALL_DEFINEx' 229 | #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) | ^~~~~~~~~~~~~~~ fs/file_attr.c:437:1: note: in expansion of macro 'SYSCALL_DEFINE5' 437 | SYSCALL_DEFINE5(file_setattr, int, dfd, const char __user *, filename, | ^~~~~~~~~~~~~~~ arch/riscv/include/asm/syscall_wrapper.h:41:14: note: aliased declaration here 41 | static long ___se_##prefix##name(__MAP(x,__SC_LONG,__VA_ARGS__)) | ^~~~~~ arch/riscv/include/asm/syscall_wrapper.h:82:2: note: in expansion of macro '__SYSCALL_SE_DEFINEx' 82 | __SYSCALL_SE_DEFINEx(x, sys, name, __VA_ARGS__) \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/syscalls.h:236:2: note: in expansion of macro '__SYSCALL_DEFINEx' 236 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:229:36: note: in expansion of macro 'SYSCALL_DEFINEx' 229 | #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) | ^~~~~~~~~~~~~~~ fs/file_attr.c:437:1: note: in expansion of macro 'SYSCALL_DEFINE5' 437 | SYSCALL_DEFINE5(file_setattr, int, dfd, const char __user *, filename, | ^~~~~~~~~~~~~~~ vim +35 arch/riscv/include/asm/syscall_wrapper.h a9ad73295cc1e3 Sami Tolvanen 2024-03-11 16 a9ad73295cc1e3 Sami Tolvanen 2024-03-11 17 #define __SYSCALL_SE_DEFINEx(x, prefix, name, ...) \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 18 static long __se_##prefix##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 19 static long __se_##prefix##name(__MAP(x,__SC_LONG,__VA_ARGS__)) a9ad73295cc1e3 Sami Tolvanen 2024-03-11 20 08d0ce30e0e4fc Sami Tolvanen 2023-07-10 21 #define SC_RISCV_REGS_TO_ARGS(x, ...) \ 08d0ce30e0e4fc Sami Tolvanen 2023-07-10 22 __MAP(x,__SC_ARGS \ 08d0ce30e0e4fc Sami Tolvanen 2023-07-10 23 ,,regs->orig_a0,,regs->a1,,regs->a2 \ 08d0ce30e0e4fc Sami Tolvanen 2023-07-10 24 ,,regs->a3,,regs->a4,,regs->a5,,regs->a6) 08d0ce30e0e4fc Sami Tolvanen 2023-07-10 25 a9ad73295cc1e3 Sami Tolvanen 2024-03-11 26 #else a9ad73295cc1e3 Sami Tolvanen 2024-03-11 27 /* a9ad73295cc1e3 Sami Tolvanen 2024-03-11 28 * Use type aliasing to ensure registers a0-a6 are correctly passed to the syscall a9ad73295cc1e3 Sami Tolvanen 2024-03-11 29 * implementation when >word-size arguments are used. a9ad73295cc1e3 Sami Tolvanen 2024-03-11 30 */ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 31 #define __SYSCALL_SE_DEFINEx(x, prefix, name, ...) \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 32 __diag_push(); \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 33 __diag_ignore(GCC, 8, "-Wattribute-alias", \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 34 "Type aliasing is used to sanitize syscall arguments"); \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 @35 static long __se_##prefix##name(ulong, ulong, ulong, ulong, ulong, ulong, \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 36 ulong) \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 37 __attribute__((alias(__stringify(___se_##prefix##name)))); \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 38 __diag_pop(); \ 653650c468be21 Sami Tolvanen 2024-03-26 39 static long noinline ___se_##prefix##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ 653650c468be21 Sami Tolvanen 2024-03-26 40 __used; \ a9ad73295cc1e3 Sami Tolvanen 2024-03-11 41 static long ___se_##prefix##name(__MAP(x,__SC_LONG,__VA_ARGS__)) a9ad73295cc1e3 Sami Tolvanen 2024-03-11 42 :::::: The code at line 35 was first introduced by commit :::::: a9ad73295cc1e3af0253eee7d08943b2419444c4 riscv: Fix syscall wrapper for >word-size arguments :::::: TO: Sami Tolvanen :::::: CC: Palmer Dabbelt -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki