Hi Chandrakanth, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on v5.12-rc3] [cannot apply to mkp-scsi/for-next scsi/for-next next-20210317] [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/Chandrakanth-Patil/megaraid_sas-... base: 1e28eed17697bcf343c6743f0028cc3b5dd88bf0 config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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/dadb835ed01309bcd9a8d51a01ad4467d... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Chandrakanth-Patil/megaraid_sas-Update-driver-version-to-07-717-01-00-rc1/20210318-031205 git checkout dadb835ed01309bcd9a8d51a01ad4467dc71aea6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 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 >>): 3502 | megasas_set_sdev_removed_by_fw(struct megasas_instance *instance) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/megasas_set_sdev_removed_by_fw +3502 drivers/scsi/megaraid/megaraid_sas_base.c 3500 3501 void 3503 { 3504 struct scsi_device *sdev; 3505 struct MR_PRIV_DEVICE *mr_device_priv_data; 3506 uint channel, id, i; 3507 3508 for (i = 0; (i < MEGASAS_MAX_LD_IDS); i++) { 3509 if (instance->ld_ids_prev[i] != 0xff && 3510 instance->ld_ids_from_raidmap[i] == 0xff) { 3511 channel = MEGASAS_MAX_PD_CHANNELS + 3512 (instance->ld_ids_prev[i] / 3513 MEGASAS_MAX_DEV_PER_CHANNEL); 3514 id = (instance->ld_ids_prev[i] % 3515 MEGASAS_MAX_DEV_PER_CHANNEL); 3516 3517 if (megasas_dbg_lvl & LD_PD_DEBUG) 3518 dev_info(&instance->pdev->dev, 3519 "index %d old 0x%x new 0x%x from %s\n", 3520 i, instance->ld_ids_prev[i], 3521 instance->ld_ids_from_raidmap[i], 3522 __func__); 3523 3524 sdev = scsi_device_lookup(instance->host, channel, id, 0); 3525 if (sdev) { 3526 mr_device_priv_data = sdev->hostdata; 3527 mr_device_priv_data->device_removed_by_fw = true; 3528 scsi_device_put(sdev); 3529 } 3530 } 3531 } 3532 } 3533 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org