Hi Joseph, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on bluetooth-next/master] [also build test WARNING on next-20220121] [cannot apply to net-next/master net/master bluetooth/master v5.16] [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/Joseph-Hwang/Bluetooth-aosp-surf... base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: ia64-randconfig-r035-20220121 (https://download.01.org/0day-ci/archive/20220122/202201220238.tZ1BfUpc-lk...) compiler: ia64-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/9484eb7f87f7c8759b6fd7eec9d431c37... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Joseph-Hwang/Bluetooth-aosp-surface-AOSP-quality-report-through-mgmt/20220121-192436 git checkout 9484eb7f87f7c8759b6fd7eec9d431c375b97432 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/bluetooth/ 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 >>): In file included from arch/ia64/include/asm/pgtable.h:153, from include/linux/pgtable.h:6, from arch/ia64/include/asm/uaccess.h:40, from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/poll.h:10, from include/net/bluetooth/bluetooth.h:28, from drivers/bluetooth/btintel.c:14: arch/ia64/include/asm/mmu_context.h: In function 'reload_context': arch/ia64/include/asm/mmu_context.h:127:48: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable] 127 | unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4; | ^~~~~~~ In file included from drivers/bluetooth/btintel.c:14: drivers/bluetooth/btintel.c: In function 'btintel_pull_quality_report_data': 2680 | BT_ERR("Telemetry event length %d too short (at least %u)", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2681 | skb->len, sizeof(struct intel_tlv)); | ~~~~~~~~~~~~~~~~~~~~~~~~ | | | long unsigned int 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__) | ^~~ drivers/bluetooth/btintel.c:2680:72: note: format string is defined here 2680 | BT_ERR("Telemetry event length %d too short (at least %u)", | ~^ | | | unsigned int | %lu vim +2680 drivers/bluetooth/btintel.c 2673 2674 bool btintel_pull_quality_report_data(struct sk_buff *skb) 2675 { 2676 skb_pull(skb, sizeof(struct intel_prefix_evt_data)); 2677 2678 /* A telemetry event contains at least one intel_tlv subevent. */ 2679 if (skb->len < sizeof(struct intel_tlv)) { 2681 skb->len, sizeof(struct intel_tlv)); 2682 return false; 2683 } 2684 2685 return true; 2686 } 2687 EXPORT_SYMBOL_GPL(btintel_pull_quality_report_data); 2688 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org