Hi Manish, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on bluetooth-next/master] [also build test WARNING on next-20211118] [cannot apply to bluetooth/master v5.16-rc1] [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/Manish-Mandlik/bluetooth-Handle-MSFT-Monitor-Device-Event/20211121-004127 base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: m68k-randconfig-r016-20211121 (attached as .config) compiler: m68k-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/0day-ci/linux/commit/7965690cffd0ffe53b33e1cebc2d0388322cc42e git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Manish-Mandlik/bluetooth-Handle-MSFT-Monitor-Device-Event/20211121-004127 git checkout 7965690cffd0ffe53b33e1cebc2d0388322cc42e # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k 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 net/bluetooth/msft.c:6: net/bluetooth/msft.c: In function 'msft_monitor_device_evt': >> include/net/bluetooth/bluetooth.h:212:16: warning: format '%x' expects a matching 'unsigned int' argument [-Wformat=] 212 | BT_ERR("%s: " fmt, (hdev)->name, ##__VA_ARGS__) | ^~~~~~ include/net/bluetooth/bluetooth.h:199:40: note: in definition of macro 'BT_ERR' 199 | #define BT_ERR(fmt, ...) bt_err(fmt "\n", ##__VA_ARGS__) | ^~~ net/bluetooth/msft.c:692:17: note: in expansion of macro 'bt_dev_err' 692 | bt_dev_err(hdev, | ^~~~~~~~~~ vim +212 include/net/bluetooth/bluetooth.h ^1da177e4c3f41 Linus Torvalds 2005-04-16 206 6f558b70fb39fc Loic Poulain 2015-08-30 207 #define bt_dev_info(hdev, fmt, ...) \ 6f558b70fb39fc Loic Poulain 2015-08-30 208 BT_INFO("%s: " fmt, (hdev)->name, ##__VA_ARGS__) 594b31ea7dc610 Frederic Danis 2015-09-23 209 #define bt_dev_warn(hdev, fmt, ...) \ 594b31ea7dc610 Frederic Danis 2015-09-23 210 BT_WARN("%s: " fmt, (hdev)->name, ##__VA_ARGS__) 6f558b70fb39fc Loic Poulain 2015-08-30 211 #define bt_dev_err(hdev, fmt, ...) \ 6f558b70fb39fc Loic Poulain 2015-08-30 @212 BT_ERR("%s: " fmt, (hdev)->name, ##__VA_ARGS__) 6f558b70fb39fc Loic Poulain 2015-08-30 213 #define bt_dev_dbg(hdev, fmt, ...) \ 6f558b70fb39fc Loic Poulain 2015-08-30 214 BT_DBG("%s: " fmt, (hdev)->name, ##__VA_ARGS__) 6f558b70fb39fc Loic Poulain 2015-08-30 215 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org