tree: https://github.com/lunn/linux.git v5.15-rc1-net-mv88e6161-mtu head: edfa13dec25e22ef6404588b86932dd161bdb8c0 commit: edfa13dec25e22ef6404588b86932dd161bdb8c0 [4/4] DEBUG config: alpha-randconfig-r002-20210920 (attached as .config) compiler: alpha-linux-gcc (GCC) 11.2.0 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 # https://github.com/lunn/linux/commit/edfa13dec25e22ef6404588b86932dd161bdb8c0 git remote add lunn https://github.com/lunn/linux.git git fetch --no-tags lunn v5.15-rc1-net-mv88e6161-mtu git checkout edfa13dec25e22ef6404588b86932dd161bdb8c0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/device.h:15, from include/linux/dma-mapping.h:7, from include/linux/skbuff.h:31, from include/net/net_namespace.h:39, from include/linux/netdevice.h:37, from include/linux/if_bridge.h:12, from drivers/net/dsa/mv88e6xxx/port.c:12: drivers/net/dsa/mv88e6xxx/port.c: In function 'mv88e6165_port_set_jumbo_size': >> drivers/net/dsa/mv88e6xxx/port.c:1280:29: warning: format '%d' expects argument of type 'int', but argument 5 has type 'size_t' {aka 'long unsigned int'} [-Wformat=] 1280 | dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt' 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/net/dsa/mv88e6xxx/port.c:1280:9: note: in expansion of macro 'dev_info' 1280 | dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); | ^~~~~~~~ drivers/net/dsa/mv88e6xxx/port.c:1280:49: note: format string is defined here 1280 | dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); | ~^ | | | int | %ld In file included from include/linux/device.h:15, from include/linux/dma-mapping.h:7, from include/linux/skbuff.h:31, from include/net/net_namespace.h:39, from include/linux/netdevice.h:37, from include/linux/if_bridge.h:12, from drivers/net/dsa/mv88e6xxx/port.c:12: drivers/net/dsa/mv88e6xxx/port.c:1284:29: warning: format '%d' expects argument of type 'int', but argument 5 has type 'size_t' {aka 'long unsigned int'} [-Wformat=] 1284 | dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt' 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/net/dsa/mv88e6xxx/port.c:1284:9: note: in expansion of macro 'dev_info' 1284 | dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); | ^~~~~~~~ drivers/net/dsa/mv88e6xxx/port.c:1284:49: note: format string is defined here 1284 | dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); | ~^ | | | int | %ld vim +1280 drivers/net/dsa/mv88e6xxx/port.c 1273 1274 int mv88e6165_port_set_jumbo_size(struct mv88e6xxx_chip *chip, int port, 1275 size_t size) 1276 { 1277 u16 reg; 1278 int err; 1279 > 1280 dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); 1281 1282 size += VLAN_ETH_HLEN + ETH_FCS_LEN; 1283 1284 dev_info(chip->dev, "%s: port %d, size %d\n", __func__, port, size); 1285 1286 err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); 1287 dev_info(chip->dev, "%s: %4x\n", __func__, reg); 1288 if (err) 1289 return err; 1290 1291 reg &= ~MV88E6XXX_PORT_CTL2_JUMBO_MODE_MASK; 1292 1293 if (size <= 1522) 1294 reg |= MV88E6XXX_PORT_CTL2_JUMBO_MODE_1522; 1295 else if (size <= 2048) 1296 reg |= MV88E6XXX_PORT_CTL2_JUMBO_MODE_2048; 1297 else if (size <= 10240) 1298 reg |= MV88E6XXX_PORT_CTL2_JUMBO_MODE_10240; 1299 else { 1300 dev_info(chip->dev, "Invalid size\n"); 1301 return -ERANGE; 1302 } 1303 dev_info(chip->dev, "%s: %4x\n", __func__, reg); 1304 1305 return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); 1306 } 1307 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org