From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (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 2436229CA for ; Sat, 22 Jan 2022 14:45:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1642862742; x=1674398742; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=vhR7cR4eOo8lrsWY0PuU178rKDTS93fAiJOIhYx9ejI=; b=dkxrqGEHTbDKRs1rJFf9XnEm7gs6VInAeFZ14rLX73rpK4J5ZODH/sbB kEJVO247JBYt30fz7OHCVRvEerxOY1oNI4lf9dI55eWDa4K9K0ytBANTS vS9ae/VsDEz+9G/gEo+fP/0ZU9bqQ/04kTnGPhhDCd0KEcZm/fOWgPnqM AZ/BO+19eKqekEsrHIKt2YRuPVcCIamhdcCBRvw10FBFuQZJN5F/CfyU3 9tnWdG3CsVzzrm8aoErT3v0GHo2jo7tqNL58VIFlcuc+pt553IqZPZHbU ph74hWjr5EwaAg5zWwtJO6X5gq5zh3HRrcyImjBeznDKgEgGuYNBZ3Ir7 Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10234"; a="243421555" X-IronPort-AV: E=Sophos;i="5.88,308,1635231600"; d="scan'208";a="243421555" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2022 06:45:41 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,308,1635231600"; d="scan'208";a="478560409" Received: from lkp-server01.sh.intel.com (HELO 276f1b88eecb) ([10.239.97.150]) by orsmga006.jf.intel.com with ESMTP; 22 Jan 2022 06:45:40 -0800 Received: from kbuild by 276f1b88eecb with local (Exim 4.92) (envelope-from ) id 1nBHe7-000GVE-G6; Sat, 22 Jan 2022 14:45:39 +0000 Date: Sat, 22 Jan 2022 22:44:59 +0800 From: kernel test robot To: Francis Laniel Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org Subject: Re: [RFC PATCH v3 2/2] security/inode.c: Add capabilities file. Message-ID: <202201222235.SOQYCPHW-lkp@intel.com> References: <20220120180116.167702-3-flaniel@linux.microsoft.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220120180116.167702-3-flaniel@linux.microsoft.com> User-Agent: Mutt/1.10.1 (2018-07-13) Hi Francis, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on linux/master] [also build test ERROR on linus/master jmorris-security/next-testing v5.16 next-20220121] [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] url: https://github.com/0day-ci/linux/commits/Francis-Laniel/Add-capabilities-file-to-sysfs/20220121-020524 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1d1df41c5a33359a00e919d54eaebfb789711fdc config: riscv-randconfig-r026-20220120 (https://download.01.org/0day-ci/archive/20220122/202201222235.SOQYCPHW-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project f7b7138a62648f4019c55e4671682af1f851f295) 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 # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://github.com/0day-ci/linux/commit/48b37f6e79a73709d7bcf17ea19464073f5da9b6 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Francis-Laniel/Add-capabilities-file-to-sysfs/20220121-020524 git checkout 48b37f6e79a73709d7bcf17ea19464073f5da9b6 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All error/warnings (new ones prefixed by >>): In file included from security/inode.c:18: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: 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/riscv/include/asm/io.h:136: include/asm-generic/io.h:464:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __raw_readb(PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:477:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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' #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) ^ In file included from security/inode.c:18: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: 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/riscv/include/asm/io.h:136: include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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' #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) ^ In file included from security/inode.c:18: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: 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/riscv/include/asm/io.h:136: include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writeb(value, PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:1024:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port; ~~~~~~~~~~ ^ >> security/inode.c:362:24: error: implicit declaration of function 'securityfs' [-Werror,-Wimplicit-function-declaration] capabilities_dentry = securityfs("capabilities", 0444, NULL, NULL, ^ >> security/inode.c:362:22: warning: incompatible integer to pointer conversion assigning to 'struct dentry *' from 'int' [-Wint-conversion] capabilities_dentry = securityfs("capabilities", 0444, NULL, NULL, ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 8 warnings and 1 error generated. vim +/securityfs +362 security/inode.c 344 345 static int __init securityfs_init(void) 346 { 347 int retval; 348 349 retval = sysfs_create_mount_point(kernel_kobj, "security"); 350 if (retval) 351 return retval; 352 353 retval = register_filesystem(&fs_type); 354 if (retval) { 355 sysfs_remove_mount_point(kernel_kobj, "security"); 356 return retval; 357 } 358 #ifdef CONFIG_SECURITY 359 lsm_dentry = securityfs_create_file("lsm", 0444, NULL, NULL, 360 &lsm_ops); 361 #endif > 362 capabilities_dentry = securityfs("capabilities", 0444, NULL, NULL, --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org