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d="scan'208";a="358658330" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2023 15:59:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10727"; a="851406811" X-IronPort-AV: E=Sophos;i="6.00,207,1681196400"; d="scan'208";a="851406811" Received: from lkp-server01.sh.intel.com (HELO fb1ced2c09fb) ([10.239.97.150]) by fmsmga001.fm.intel.com with ESMTP; 31 May 2023 15:59:44 -0700 Received: from kbuild by fb1ced2c09fb with local (Exim 4.96) (envelope-from ) id 1q4Un9-0001fb-1l; Wed, 31 May 2023 22:59:43 +0000 Date: Thu, 1 Jun 2023 06:58:48 +0800 From: kernel test robot To: Johannes Thumshirn Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Jens Axboe , Christoph Hellwig , Damien Le Moal Subject: [axboe-block:for-6.5/block 65/74] drivers/md/raid1.c:1151:4: error: incompatible pointer to integer conversion passing 'struct page *' to parameter of type 'unsigned long' Message-ID: <202306010608.8DwJ0Mrp-lkp@intel.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 tree: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-6.5/block head: 8e8fedab1194ef90e007636eb3d224c4f8e979a7 commit: 6473bc325644b9c8473e6c92bfb520a68dce1e12 [65/74] md: check for failure when adding pages in alloc_behind_master_bio config: s390-randconfig-r044-20230531 (https://download.01.org/0day-ci/archive/20230601/202306010608.8DwJ0Mrp-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 4faf3aaf28226a4e950c103a14f6fc1d1fdabb1b) reproduce (this is a W=1 build): mkdir -p ~/bin wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/commit/?id=6473bc325644b9c8473e6c92bfb520a68dce1e12 git remote add axboe-block https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git git fetch --no-tags axboe-block for-6.5/block git checkout 6473bc325644b9c8473e6c92bfb520a68dce1e12 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=s390 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash drivers/md/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202306010608.8DwJ0Mrp-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/md/raid1.c:34: In file included from include/trace/events/block.h:8: In file included from include/linux/blktrace_api.h:5: In file included from include/linux/blk-mq.h:8: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:547:31: 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:560:61: 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/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) ^ In file included from drivers/md/raid1.c:34: In file included from include/trace/events/block.h:8: In file included from include/linux/blktrace_api.h:5: In file included from include/linux/blk-mq.h:8: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:573:61: 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/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) ^ In file included from drivers/md/raid1.c:34: In file included from include/trace/events/block.h:8: In file included from include/linux/blktrace_api.h:5: In file included from include/linux/blk-mq.h:8: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:584:33: 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:594:59: 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:604:59: 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:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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] 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] 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] 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] 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] writesl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ >> drivers/md/raid1.c:1151:4: error: incompatible pointer to integer conversion passing 'struct page *' to parameter of type 'unsigned long' [-Wint-conversion] free_page(page); ^~~~~~~~~~~~~~~ include/linux/gfp.h:320:36: note: expanded from macro 'free_page' #define free_page(addr) free_pages((addr), 0) ^~~~~~ include/linux/gfp.h:303:38: note: passing argument to parameter 'addr' here extern void free_pages(unsigned long addr, unsigned int order); ^ 12 warnings and 1 error generated. vim +1151 drivers/md/raid1.c 1122 1123 static void alloc_behind_master_bio(struct r1bio *r1_bio, 1124 struct bio *bio) 1125 { 1126 int size = bio->bi_iter.bi_size; 1127 unsigned vcnt = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; 1128 int i = 0; 1129 struct bio *behind_bio = NULL; 1130 1131 behind_bio = bio_alloc_bioset(NULL, vcnt, 0, GFP_NOIO, 1132 &r1_bio->mddev->bio_set); 1133 if (!behind_bio) 1134 return; 1135 1136 /* discard op, we don't support writezero/writesame yet */ 1137 if (!bio_has_data(bio)) { 1138 behind_bio->bi_iter.bi_size = size; 1139 goto skip_copy; 1140 } 1141 1142 while (i < vcnt && size) { 1143 struct page *page; 1144 int len = min_t(int, PAGE_SIZE, size); 1145 1146 page = alloc_page(GFP_NOIO); 1147 if (unlikely(!page)) 1148 goto free_pages; 1149 1150 if (!bio_add_page(behind_bio, page, len, 0)) { > 1151 free_page(page); 1152 goto free_pages; 1153 } 1154 1155 size -= len; 1156 i++; 1157 } 1158 1159 bio_copy_data(behind_bio, bio); 1160 skip_copy: 1161 r1_bio->behind_master_bio = behind_bio; 1162 set_bit(R1BIO_BehindIO, &r1_bio->state); 1163 1164 return; 1165 1166 free_pages: 1167 pr_debug("%dB behind alloc failed, doing sync I/O\n", 1168 bio->bi_iter.bi_size); 1169 bio_free_pages(behind_bio); 1170 bio_put(behind_bio); 1171 } 1172 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki