From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 7FECF38FBF for ; Thu, 12 Oct 2023 18:25:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="OooG8IrX" Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E07CBE; Thu, 12 Oct 2023 11:25:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1697135120; x=1728671120; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=pCoD8VVc4mx2EK9m+93aT7SQ/LlSgOGMWEkCYGHDxz4=; b=OooG8IrXxR9ZOr4czkVAKCi9SQJIZhFqwa+cnNSgQMsTGsfPRte/N+5y 5HRuU96Nogu7EnnCGwTnKV5IW2787u3iP6CuELYxzxBx57/GBF4tPjxyg aq4i+K+eRq2dCQ55uyi0PaZ2eSFCe/t5B2PndMVDN+2NUCMoMZWcX/JZC +rsNdkrKQEbf8LrL9y+RTVu7jshP3HXL+E3cLRlR+BZrdo/JLLNajTznJ Qzuoail405Katym6GP7qKAmnTFn0atvtUFThmthbwQSAjvxaBsbsFZLyE mGf0o4N0PJ0RUTXU1hwWQVPGJGUw7Eoy1p45ajZcrZrUdgU0bU8VPsXc+ A==; X-IronPort-AV: E=McAfee;i="6600,9927,10861"; a="449202275" X-IronPort-AV: E=Sophos;i="6.03,219,1694761200"; d="scan'208";a="449202275" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Oct 2023 11:25:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10861"; a="824713225" X-IronPort-AV: E=Sophos;i="6.03,219,1694761200"; d="scan'208";a="824713225" Received: from lkp-server02.sh.intel.com (HELO f64821696465) ([10.239.97.151]) by fmsmga004.fm.intel.com with ESMTP; 12 Oct 2023 11:25:18 -0700 Received: from kbuild by f64821696465 with local (Exim 4.96) (envelope-from ) id 1qr0N1-0003jZ-2x; Thu, 12 Oct 2023 18:25:15 +0000 Date: Fri, 13 Oct 2023 02:24:28 +0800 From: kernel test robot To: Joey Jiao , linux-modules@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, quic_jiangenj@quicinc.com, Luis Chamberlain , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] module: Add CONFIG_MODULE_LOAD_IN_SEQUENCE option Message-ID: <202310130236.lYbPy0lh-lkp@intel.com> References: <20231011074438.6098-1-quic_jiangenj@quicinc.com> Precedence: bulk X-Mailing-List: linux-modules@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231011074438.6098-1-quic_jiangenj@quicinc.com> X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Hi Joey, kernel test robot noticed the following build errors: [auto build test ERROR on mcgrof/modules-next] [also build test ERROR on linus/master v6.6-rc5 next-20231012] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Joey-Jiao/module-Add-CONFIG_MODULE_LOAD_IN_SEQUENCE-option/20231011-154640 base: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next patch link: https://lore.kernel.org/r/20231011074438.6098-1-quic_jiangenj%40quicinc.com patch subject: [PATCH v2] module: Add CONFIG_MODULE_LOAD_IN_SEQUENCE option config: um-allnoconfig (https://download.01.org/0day-ci/archive/20231013/202310130236.lYbPy0lh-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231013/202310130236.lYbPy0lh-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/202310130236.lYbPy0lh-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/module/main.c:14: In file included from include/linux/trace_events.h:9: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from kernel/module/main.c:14: In file included from include/linux/trace_events.h:9: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from kernel/module/main.c:14: In file included from include/linux/trace_events.h:9: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ >> kernel/module/main.c:2628:1: error: function definition is not allowed here 2628 | { | ^ kernel/module/main.c:2637:1: error: function definition is not allowed here 2637 | { | ^ kernel/module/main.c:2659:1: error: function definition is not allowed here 2659 | { | ^ kernel/module/main.c:2702:1: error: function definition is not allowed here 2702 | { | ^ kernel/module/main.c:2723:1: error: function definition is not allowed here 2723 | { | ^ kernel/module/main.c:2756:1: error: function definition is not allowed here 2756 | { | ^ kernel/module/main.c:2775:1: error: function definition is not allowed here 2775 | { | ^ kernel/module/main.c:2794:1: error: function definition is not allowed here 2794 | { | ^ kernel/module/main.c:2831:1: error: function definition is not allowed here 2831 | { | ^ >> kernel/module/main.c:3039:1: error: function declared in block scope cannot have 'static' storage class 3039 | SYSCALL_DEFINE3(init_module, void __user *, umod, | ^ include/linux/syscalls.h:221:36: note: expanded from macro 'SYSCALL_DEFINE3' 221 | #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) | ^ include/linux/syscalls.h:230:2: note: expanded from macro 'SYSCALL_DEFINEx' 230 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^ include/linux/syscalls.h:247:2: note: expanded from macro '__SYSCALL_DEFINEx' 247 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ | ^ kernel/module/main.c:3039:1: error: function definition is not allowed here include/linux/syscalls.h:221:36: note: expanded from macro 'SYSCALL_DEFINE3' 221 | #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) | ^ include/linux/syscalls.h:230:2: note: expanded from macro 'SYSCALL_DEFINEx' 230 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^ include/linux/syscalls.h:250:2: note: expanded from macro '__SYSCALL_DEFINEx' 250 | { \ | ^ kernel/module/main.c:3041:1: error: function definition is not allowed here 3041 | { | ^ kernel/module/main.c:3074:1: error: function definition is not allowed here 3074 | { | ^ kernel/module/main.c:3105:1: error: function definition is not allowed here 3105 | { | ^ kernel/module/main.c:3125:1: error: function definition is not allowed here 3125 | { | ^ kernel/module/main.c:3153:1: error: function definition is not allowed here 3153 | { | ^ kernel/module/main.c:3170:1: error: function declared in block scope cannot have 'static' storage class 3170 | SYSCALL_DEFINE3(finit_module, int, fd, const char __user *, uargs, int, flags) | ^ include/linux/syscalls.h:221:36: note: expanded from macro 'SYSCALL_DEFINE3' 221 | #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) | ^ include/linux/syscalls.h:230:2: note: expanded from macro 'SYSCALL_DEFINEx' 230 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^ include/linux/syscalls.h:247:2: note: expanded from macro '__SYSCALL_DEFINEx' 247 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ | ^ kernel/module/main.c:3170:1: error: function definition is not allowed here include/linux/syscalls.h:221:36: note: expanded from macro 'SYSCALL_DEFINE3' 221 | #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) | ^ include/linux/syscalls.h:230:2: note: expanded from macro 'SYSCALL_DEFINEx' 230 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) | ^ include/linux/syscalls.h:250:2: note: expanded from macro '__SYSCALL_DEFINEx' 250 | { \ | ^ kernel/module/main.c:3171:1: error: function definition is not allowed here 3171 | { | ^ fatal error: too many errors emitted, stopping now [-ferror-limit=] 12 warnings and 20 errors generated. vim +2628 kernel/module/main.c 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2626 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2627 static int may_init_module(void) 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 @2628 { 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2629 if (!capable(CAP_SYS_MODULE) || modules_disabled) 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2630 return -EPERM; 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2631 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2632 return 0; 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2633 } 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 2634 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki