tree: https://android.googlesource.com/kernel/goldfish android-3.18 head: e57956d9b06ef68154e596d853a08dbb24654a07 commit: 14b7e7aed01fb11261d841ea622a31342d6a57ad [13244/17780] libata: have ata_scsi_rw_xlat() fail invalid passthrough requests config: powerpc-randconfig-r016-20210213 (attached as .config) compiler: powerpc-linux-gcc (GCC) 5.5.0 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 git remote add android-goldfish https://android.googlesource.com/kernel/goldfish git fetch --no-tags android-goldfish android-3.18 git checkout 14b7e7aed01fb11261d841ea622a31342d6a57ad # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-5.5.0 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 >>): include/linux/blk-mq.h:111:2: error: unknown type name 'softirq_done_fn' softirq_done_fn *complete; ^ include/linux/blk-mq.h:162:35: warning: 'struct request' declared inside parameter list void blk_mq_insert_request(struct request *, bool, bool, bool); ^ include/linux/blk-mq.h:164:33: warning: 'struct request' declared inside parameter list void blk_mq_free_request(struct request *rq); ^ include/linux/blk-mq.h: In function 'blk_mq_rq_from_pdu': include/linux/blk-mq.h:197:22: error: invalid application of 'sizeof' to incomplete type 'struct request' return pdu - sizeof(struct request); ^ include/linux/blk-mq.h: In function 'blk_mq_rq_to_pdu': include/linux/blk-mq.h:201:30: error: dereferencing pointer to incomplete type 'struct request' return (void *) rq + sizeof(*rq); ^ In file included from drivers/ata/libata-scsi.c:43:0: include/scsi/scsi_cmnd.h: At top level: include/scsi/scsi_cmnd.h:30:25: warning: "BLK_MAX_CDB" is not defined [-Wundef] #if (MAX_COMMAND_SIZE > BLK_MAX_CDB) ^ include/scsi/scsi_cmnd.h:31:3: error: #error MAX_COMMAND_SIZE can not be bigger than BLK_MAX_CDB # error MAX_COMMAND_SIZE can not be bigger than BLK_MAX_CDB ^ include/scsi/scsi_cmnd.h: In function 'scsi_bidi_cmnd': include/scsi/scsi_cmnd.h:197:9: error: implicit declaration of function 'blk_bidi_rq' [-Werror=implicit-function-declaration] return blk_bidi_rq(cmd->request) && ^ include/scsi/scsi_cmnd.h: In function 'scsi_get_lba': include/scsi/scsi_cmnd.h:290:9: error: implicit declaration of function 'blk_rq_pos' [-Werror=implicit-function-declaration] return blk_rq_pos(scmd->request); ^ In file included from drivers/ata/libata-scsi.c:44:0: include/scsi/scsi_eh.h: At top level: include/scsi/scsi_eh.h:84:24: error: 'BLK_MAX_CDB' undeclared here (not in a function) unsigned char eh_cmnd[BLK_MAX_CDB]; ^ In file included from include/linux/libata.h:35:0, from drivers/ata/libata-scsi.c:48: include/linux/ata.h: In function 'ata_id_is_lba_capacity_ok': include/linux/ata.h:930:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] (lba_sects >= 16383 * 63 * id[ATA_ID_HEADS])) ^ In file included from drivers/ata/libata-scsi.c:48:0: include/linux/libata.h: In function 'ata_msg_init': include/linux/libata.h:112:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (dval < 0 || dval >= (sizeof(u32) * 8)) ^ drivers/ata/libata-scsi.c: In function 'ata_scsi_park_store': drivers/ata/libata-scsi.c:266:17: warning: signed and unsigned type in conditional expression [-Wsign-compare] return rc ? rc : len; ^ drivers/ata/libata-scsi.c: In function 'ata_sas_scsi_ioctl': drivers/ata/libata-scsi.c:698:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (val != ata_ioc32(ap)) ^ In file included from include/linux/linkage.h:4:0, from include/linux/preempt.h:9, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/ata/libata-scsi.c:36: drivers/ata/libata-scsi.c: In function 'atapi_drain_needed': drivers/ata/libata-scsi.c:1103:29: error: 'REQ_TYPE_BLOCK_PC' undeclared (first use in this function) if (likely(rq->cmd_type != REQ_TYPE_BLOCK_PC)) ^ include/linux/compiler.h:159:40: note: in definition of macro 'likely' # define likely(x) __builtin_expect(!!(x), 1) ^ drivers/ata/libata-scsi.c:1103:29: note: each undeclared identifier is reported only once for each function it appears in if (likely(rq->cmd_type != REQ_TYPE_BLOCK_PC)) ^ include/linux/compiler.h:159:40: note: in definition of macro 'likely' # define likely(x) __builtin_expect(!!(x), 1) ^ drivers/ata/libata-scsi.c:1106:7: error: implicit declaration of function 'blk_rq_bytes' [-Werror=implicit-function-declaration] if (!blk_rq_bytes(rq) || (rq->cmd_flags & REQ_WRITE)) ^ drivers/ata/libata-scsi.c: In function 'ata_scsi_dev_config': drivers/ata/libata-scsi.c:1121:2: error: implicit declaration of function 'blk_queue_max_hw_sectors' [-Werror=implicit-function-declaration] blk_queue_max_hw_sectors(q, dev->max_sectors); ^ drivers/ata/libata-scsi.c:1129:3: error: implicit declaration of function 'blk_queue_update_dma_pad' [-Werror=implicit-function-declaration] blk_queue_update_dma_pad(q, ATA_DMA_PAD_SZ - 1); ^ drivers/ata/libata-scsi.c:1132:35: error: dereferencing pointer to incomplete type 'struct request_queue' buf = kmalloc(ATAPI_MAX_DRAIN, q->bounce_gfp | GFP_KERNEL); ^ drivers/ata/libata-scsi.c:1138:3: error: implicit declaration of function 'blk_queue_dma_drain' [-Werror=implicit-function-declaration] blk_queue_dma_drain(q, atapi_drain_needed, buf, ATAPI_MAX_DRAIN); ^ drivers/ata/libata-scsi.c:1156:2: error: implicit declaration of function 'blk_queue_update_dma_alignment' [-Werror=implicit-function-declaration] blk_queue_update_dma_alignment(q, sdev->sector_size - 1); ^ drivers/ata/libata-scsi.c:1169:2: error: implicit declaration of function 'blk_queue_flush_queueable' [-Werror=implicit-function-declaration] blk_queue_flush_queueable(q, false); ^ drivers/ata/libata-scsi.c: In function 'ata_check_nblocks': if (!blk_rq_is_passthrough(rq)) ^ drivers/ata/libata-scsi.c: In function 'ata_scsi_mode_select_xlat': drivers/ata/libata-scsi.c:3263:56: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (!scsi_sg_count(scmd) || scsi_sglist(scmd)->length < len) ^ drivers/ata/libata-scsi.c:3269:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (len < hdr_len) ^ drivers/ata/libata-scsi.c:3279:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (len < bd_len) ^ drivers/ata/libata-scsi.c:3315:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pg_len > len) ^ drivers/ata/libata-scsi.c:3332:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (len > pg_len) ^ In file included from include/linux/linkage.h:4:0, from include/linux/preempt.h:9, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/ata/libata-scsi.c:36: drivers/ata/libata-scsi.c: In function '__ata_scsi_queuecmd': drivers/ata/libata-scsi.c:3454:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] len > dev->cdb_len || ^ include/linux/compiler.h:160:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ drivers/ata/libata-scsi.c: In function 'ata_scsi_add_hosts': drivers/ata/libata-scsi.c:3652:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < host->n_ports; i++) { ^ drivers/ata/libata-scsi.c: In function 'ata_scsi_user_scan': drivers/ata/libata-scsi.c:3984:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (lun != SCAN_WILD_CARD && lun) ^ drivers/ata/libata-scsi.c:3988:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (channel != SCAN_WILD_CARD && channel) ^ drivers/ata/libata-scsi.c:3992:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (id != SCAN_WILD_CARD && id) ^ drivers/ata/libata-scsi.c: In function 'atapi_drain_needed': drivers/ata/libata-scsi.c:1110:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ cc1: some warnings being treated as errors vim +/blk_rq_is_passthrough +1648 drivers/ata/libata-scsi.c 1642 1643 static bool ata_check_nblocks(struct scsi_cmnd *scmd, u32 n_blocks) 1644 { 1645 struct request *rq = scmd->request; 1646 u32 req_blocks; 1647 1649 return true; 1650 1651 req_blocks = blk_rq_bytes(rq) / scmd->device->sector_size; 1652 if (n_blocks > req_blocks) 1653 return false; 1654 1655 return true; 1656 } 1657 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org