tree: https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git ceph-fscrypt head: adf69efebc954db1aa7af7b93febbc2a1b51dc6c commit: 8647843c1c4c4ebffb864d049176b4d847ef3a4b [55/57] libceph: allow ceph_msg_data_advance to advance more than a page config: riscv-randconfig-r016-20220211 (https://download.01.org/0day-ci/archive/20220211/202202111436.oS410AKW-lk...) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project f6685f774697c85d6a352dcea013f46a99f9fe31) 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://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git/commit/... git remote add jlayton https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git git fetch --no-tags jlayton ceph-fscrypt git checkout 8647843c1c4c4ebffb864d049176b4d847ef3a4b # 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 drivers/cpuidle/ net/ceph/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): net/ceph/messenger.c:178:5: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat] ntohs(in4->sin_port)); ^~~~~~~~~~~~~~~~~~~~ include/linux/byteorder/generic.h:142:18: note: expanded from macro 'ntohs' #define ntohs(x) ___ntohs(x) ^~~~~~~~~~~ include/linux/byteorder/generic.h:137:21: note: expanded from macro '___ntohs' #define ___ntohs(x) __be16_to_cpu(x) ^~~~~~~~~~~~~~~~ include/uapi/linux/byteorder/little_endian.h:43:26: note: expanded from macro '__be16_to_cpu' #define __be16_to_cpu(x) __swab16((__force __u16)(__be16)(x)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/swab.h:105:2: note: expanded from macro '__swab16' (__builtin_constant_p((__u16)(x)) ? \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ net/ceph/messenger.c:184:5: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat] ntohs(in6->sin6_port)); ^~~~~~~~~~~~~~~~~~~~~ include/linux/byteorder/generic.h:142:18: note: expanded from macro 'ntohs' #define ntohs(x) ___ntohs(x) ^~~~~~~~~~~ include/linux/byteorder/generic.h:137:21: note: expanded from macro '___ntohs' #define ___ntohs(x) __be16_to_cpu(x) ^~~~~~~~~~~~~~~~ include/uapi/linux/byteorder/little_endian.h:43:26: note: expanded from macro '__be16_to_cpu' #define __be16_to_cpu(x) __swab16((__force __u16)(__be16)(x)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/swab.h:105:2: note: expanded from macro '__swab16' (__builtin_constant_p((__u16)(x)) ? \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ size_t cur = min(bytes, PAGE_SIZE); ^~~~~~~~~~~~~~~~~~~~~ include/linux/minmax.h:45:19: note: expanded from macro 'min' #define min(x, y) __careful_cmp(x, y, <) ^~~~~~~~~~~~~~~~~~~~~~ include/linux/minmax.h:36:24: note: expanded from macro '__careful_cmp' __builtin_choose_expr(__safe_cmp(x, y), \ ^~~~~~~~~~~~~~~~ include/linux/minmax.h:26:4: note: expanded from macro '__safe_cmp' (__typecheck(x, y) && __no_side_effects(x, y)) ^~~~~~~~~~~~~~~~~ include/linux/minmax.h:20:28: note: expanded from macro '__typecheck' (!!(sizeof((typeof(x) *)1 == (typeof(y) *)1))) ~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~ 3 warnings generated. vim +1126 net/ceph/messenger.c 1122 1123 void ceph_msg_data_advance(struct ceph_msg_data_cursor *cursor, size_t bytes) 1124 { 1125 while (bytes) { 1127 1128 __ceph_msg_data_advance(cursor, cur); 1129 bytes -= cur; 1130 } 1131 } 1132 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org