Hi Johannes, I love your patch! Yet something to improve: [auto build test ERROR on mkp-scsi/for-next] [also build test ERROR on jejb-scsi/for-next linus/master v6.1-rc5 next-20221114] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Johannes-Thumshirn/scsi-sd_zbc-trace-zone-append-emulation/20221114-200424 base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next patch link: https://lore.kernel.org/r/6a21e78a188e5a0d630acd771afee11c7d45d183.1668427228.git.johannes.thumshirn%40wdc.com patch subject: [PATCH v2] scsi: sd_zbc: trace zone append emulation config: x86_64-rhel-8.3-func compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/7bb40ba431073a283c1db669aee4142045dd0976 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Johannes-Thumshirn/scsi-sd_zbc-trace-zone-append-emulation/20221114-200424 git checkout 7bb40ba431073a283c1db669aee4142045dd0976 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "__tracepoint_scsi_prepare_zone_append" [drivers/scsi/sd_mod.ko] undefined! >> ERROR: modpost: "__SCK__tp_func_scsi_prepare_zone_append" [drivers/scsi/sd_mod.ko] undefined! >> ERROR: modpost: "__SCK__tp_func_scsi_zone_wp_update" [drivers/scsi/sd_mod.ko] undefined! >> ERROR: modpost: "__SCT__tp_func_scsi_zone_wp_update" [drivers/scsi/sd_mod.ko] undefined! >> ERROR: modpost: "__tracepoint_scsi_zone_wp_update" [drivers/scsi/sd_mod.ko] undefined! >> ERROR: modpost: "__SCT__tp_func_scsi_prepare_zone_append" [drivers/scsi/sd_mod.ko] undefined! -- 0-DAY CI Kernel Test Service https://01.org/lkp