tree: https://github.com/bvanassche/linux scsi-status head: e3e8aaedcd689d1a2ae20024ed467d127bbe060a commit: e3e8aaedcd689d1a2ae20024ed467d127bbe060a [15/15] Use struct scsi_status more widely config: powerpc-randconfig-r005-20210409 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project dd453a1389b6a7e6d9214b449d3c54981b1a89b6) 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 # install powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://github.com/bvanassche/linux/commit/e3e8aaedcd689d1a2ae20024ed467d... git remote add bvanassche https://github.com/bvanassche/linux git fetch --no-tags bvanassche scsi-status git checkout e3e8aaedcd689d1a2ae20024ed467d127bbe060a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): } else if (host_byte(result) == DID_BAD_TARGET) { ^~~~~~~~~~~~~~~~~ include/scsi/scsi.h:137:38: note: expanded from macro 'host_byte' #define host_byte(result) ((result).b.host) ~~~~~~~~^~ 1 error generated. vim +/int +358 drivers/scsi/virtio_scsi.c 865b58c05b8419 Paolo Bonzini 2012-10-02 333 5ff843721467b4 Matt Lupfer 2019-09-05 334 static void virtscsi_rescan_hotunplug(struct virtio_scsi *vscsi) 5ff843721467b4 Matt Lupfer 2019-09-05 335 { 5ff843721467b4 Matt Lupfer 2019-09-05 336 struct scsi_device *sdev; 5ff843721467b4 Matt Lupfer 2019-09-05 337 struct Scsi_Host *shost = virtio_scsi_host(vscsi->vdev); 5ff843721467b4 Matt Lupfer 2019-09-05 338 unsigned char scsi_cmd[MAX_COMMAND_SIZE]; 5ff843721467b4 Matt Lupfer 2019-09-05 339 int result, inquiry_len, inq_result_len = 256; 5ff843721467b4 Matt Lupfer 2019-09-05 340 char *inq_result = kmalloc(inq_result_len, GFP_KERNEL); 5ff843721467b4 Matt Lupfer 2019-09-05 341 5ff843721467b4 Matt Lupfer 2019-09-05 342 shost_for_each_device(sdev, shost) { 5ff843721467b4 Matt Lupfer 2019-09-05 343 inquiry_len = sdev->inquiry_len ? sdev->inquiry_len : 36; 5ff843721467b4 Matt Lupfer 2019-09-05 344 5ff843721467b4 Matt Lupfer 2019-09-05 345 memset(scsi_cmd, 0, sizeof(scsi_cmd)); 5ff843721467b4 Matt Lupfer 2019-09-05 346 scsi_cmd[0] = INQUIRY; 5ff843721467b4 Matt Lupfer 2019-09-05 347 scsi_cmd[4] = (unsigned char) inquiry_len; 5ff843721467b4 Matt Lupfer 2019-09-05 348 5ff843721467b4 Matt Lupfer 2019-09-05 349 memset(inq_result, 0, inq_result_len); 5ff843721467b4 Matt Lupfer 2019-09-05 350 5ff843721467b4 Matt Lupfer 2019-09-05 351 result = scsi_execute_req(sdev, scsi_cmd, DMA_FROM_DEVICE, 5ff843721467b4 Matt Lupfer 2019-09-05 352 inq_result, inquiry_len, NULL, 5ff843721467b4 Matt Lupfer 2019-09-05 353 SD_TIMEOUT, SD_MAX_RETRIES, NULL); 5ff843721467b4 Matt Lupfer 2019-09-05 354 5ff843721467b4 Matt Lupfer 2019-09-05 355 if (result == 0 && inq_result[0] >> 5) { 5ff843721467b4 Matt Lupfer 2019-09-05 356 /* PQ indicates the LUN is not attached */ 5ff843721467b4 Matt Lupfer 2019-09-05 357 scsi_remove_device(sdev); bb2e3314687630 Maxim Levitsky 2020-07-29 @358 } else if (host_byte(result) == DID_BAD_TARGET) { bb2e3314687630 Maxim Levitsky 2020-07-29 359 /* bb2e3314687630 Maxim Levitsky 2020-07-29 360 * If all LUNs of a virtio-scsi device are unplugged bb2e3314687630 Maxim Levitsky 2020-07-29 361 * it will respond with BAD TARGET on any INQUIRY bb2e3314687630 Maxim Levitsky 2020-07-29 362 * command. bb2e3314687630 Maxim Levitsky 2020-07-29 363 * Remove the device in this case as well. bb2e3314687630 Maxim Levitsky 2020-07-29 364 */ bb2e3314687630 Maxim Levitsky 2020-07-29 365 scsi_remove_device(sdev); 5ff843721467b4 Matt Lupfer 2019-09-05 366 } 5ff843721467b4 Matt Lupfer 2019-09-05 367 } 5ff843721467b4 Matt Lupfer 2019-09-05 368 5ff843721467b4 Matt Lupfer 2019-09-05 369 kfree(inq_result); 5ff843721467b4 Matt Lupfer 2019-09-05 370 } 5ff843721467b4 Matt Lupfer 2019-09-05 371 :::::: The code at line 358 was first introduced by commit :::::: bb2e33146876306d5623080e008f61e96e407590 scsi: virtio-scsi: Correctly handle the case where all LUNs are unplugged :::::: TO: Maxim Levitsky <mlevitsk(a)redhat.com&gt; :::::: CC: Martin K. Petersen <martin.petersen(a)oracle.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org