tree: https://github.com/bvanassche/linux scsi-move-scsi-pointer head: 1f9cda056e9fc3b2f08455c8ab1a2d85b52df093 commit: 7f5c4ca6df22ad432a2631b6cdd374f40a249746 [25/45] megaraid: Stop using the SCSI pointer config: i386-randconfig-a013 (https://download.01.org/0day-ci/archive/20220121/202201211656.z3YanySW-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d4baf3b1322b84816aa623d8e8cb45a49cb68b84) 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/bvanassche/linux/commit/7f5c4ca6df22ad432a2631b6cdd374... git remote add bvanassche https://github.com/bvanassche/linux git fetch --no-tags bvanassche scsi-move-scsi-pointer git checkout 7f5c4ca6df22ad432a2631b6cdd374f40a249746 # 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=i386 SHELL=/bin/bash drivers/scsi/ 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 >>): if (!(scb->state & SCB_ISSUED) && issue_scb(adapter, scb) != 0) ^~~ drivers/scsi/megaraid.c:1073:13: note: initialize the variable 'scb' to silence this warning scb_t *scb; ^ = NULL 1 warning generated. vim +/scb +1075 drivers/scsi/megaraid.c 1065 1066 static void 1067 __mega_runpendq(adapter_t *adapter) 1068 { 1069 struct megaraid_cmd_priv *pos, *next; 1070 1071 /* Issue all pending commands to the card */ 1072 list_for_each_entry_safe(pos, next, &adapter->pending_list, entry) { 1073 scb_t *scb; 1074 1076 return; 1077 } 1078 } 1079 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org