diff --git a/sys/dev/arcmsr/arcmsr.c b/sys/dev/arcmsr/arcmsr.c
index 727e0aa74e49..7e993e7db90a 100644
--- a/sys/dev/arcmsr/arcmsr.c
+++ b/sys/dev/arcmsr/arcmsr.c
@@ -957,9 +957,9 @@ static void arcmsr_iop_reset(struct AdapterControlBlock *acb)
 				srb->srb_state = ARCMSR_SRB_ABORTED;
 				srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
 				arcmsr_srb_complete(srb, 1);
-				printf("arcmsr%d: scsi id=%d lun=%d srb='%p' aborted\n"
+				printf("arcmsr%d: scsi id=%d lun=%jx srb='%p' aborted\n"
 						, acb->pci_unit, srb->pccb->ccb_h.target_id
-						, srb->pccb->ccb_h.target_lun, srb);
+						, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
 			}
 		}
 		/* enable all outbound interrupt */
@@ -2736,10 +2736,10 @@ static u_int8_t arcmsr_seek_cmd2abort(union ccb *abortccb)
 			if(srb->srb_state == ARCMSR_SRB_START) {
 				if(srb->pccb == abortccb) {
 					srb->srb_state = ARCMSR_SRB_ABORTED;
-					printf("arcmsr%d:scsi id=%d lun=%d abort srb '%p'"
+					printf("arcmsr%d:scsi id=%d lun=%jx abort srb '%p'"
 						"outstanding command \n"
 						, acb->pci_unit, abortccb->ccb_h.target_id
-						, abortccb->ccb_h.target_lun, srb);
+						, (uintmax_t)abortccb->ccb_h.target_lun, srb);
 					arcmsr_polling_srbdone(acb, srb);
 					/* enable outbound Post Queue, outbound doorbell Interrupt */
 					arcmsr_enable_allintr(acb, intmask_org);
@@ -3176,11 +3176,11 @@ static void arcmsr_polling_hba_srbdone(struct AdapterControlBlock *acb, struct C
 		poll_srb_done = (srb == poll_srb) ? 1:0;
 		if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
 			if(srb->srb_state == ARCMSR_SRB_ABORTED) {
-				printf("arcmsr%d: scsi id=%d lun=%d srb='%p'"
+				printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'"
 					"poll command abort successfully \n"
 					, acb->pci_unit
 					, srb->pccb->ccb_h.target_id
-					, srb->pccb->ccb_h.target_lun, srb);
+					, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
 				srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
 				arcmsr_srb_complete(srb, 1);
 				continue;
@@ -3236,11 +3236,11 @@ static void arcmsr_polling_hbb_srbdone(struct AdapterControlBlock *acb, struct C
 		poll_srb_done = (srb == poll_srb) ? 1:0;
 		if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
 			if(srb->srb_state == ARCMSR_SRB_ABORTED) {
-				printf("arcmsr%d: scsi id=%d lun=%d srb='%p'"
+				printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'"
 					"poll command abort successfully \n"
 					, acb->pci_unit
 					, srb->pccb->ccb_h.target_id
-					, srb->pccb->ccb_h.target_lun, srb);
+					, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
 				srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
 				arcmsr_srb_complete(srb, 1);		
 				continue;
@@ -3291,8 +3291,8 @@ static void arcmsr_polling_hbc_srbdone(struct AdapterControlBlock *acb, struct C
 			poll_srb_done = (srb == poll_srb) ? 1:0;
 		if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
 			if(srb->srb_state == ARCMSR_SRB_ABORTED) {
-				printf("arcmsr%d: scsi id=%d lun=%d srb='%p'poll command abort successfully \n"
-						, acb->pci_unit, srb->pccb->ccb_h.target_id, srb->pccb->ccb_h.target_lun, srb);
+				printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'poll command abort successfully \n"
+						, acb->pci_unit, srb->pccb->ccb_h.target_id, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
 				srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
 				arcmsr_srb_complete(srb, 1);
 				continue;
@@ -3347,8 +3347,8 @@ static void arcmsr_polling_hbd_srbdone(struct AdapterControlBlock *acb, struct C
 			poll_srb_done = (srb == poll_srb) ? 1:0;
 		if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
 			if(srb->srb_state == ARCMSR_SRB_ABORTED) {
-				printf("arcmsr%d: scsi id=%d lun=%d srb='%p'poll command abort successfully \n"
-						, acb->pci_unit, srb->pccb->ccb_h.target_id, srb->pccb->ccb_h.target_lun, srb);
+				printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'poll command abort successfully \n"
+						, acb->pci_unit, srb->pccb->ccb_h.target_id, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
 				srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
 				arcmsr_srb_complete(srb, 1);
 				continue;
diff --git a/sys/dev/asr/asr.c b/sys/dev/asr/asr.c
index 1e4f1a618a41..ac97483b5a11 100644
--- a/sys/dev/asr/asr.c
+++ b/sys/dev/asr/asr.c
@@ -2740,12 +2740,13 @@ asr_action(struct cam_sim *sim, union ccb  *ccb)
 		}
 		if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
 			printf(
-			  "asr%d WARNING: scsi_cmd(%x) already done on b%dt%du%d\n",
+			  "asr%d WARNING: scsi_cmd(%x) already done on b%dt%d "
+			  "LUN %jx\n",
 			  cam_sim_unit(xpt_path_sim(ccb->ccb_h.path)),
 			  ccb->csio.cdb_io.cdb_bytes[0],
 			  cam_sim_bus(sim),
 			  ccb->ccb_h.target_id,
-			  ccb->ccb_h.target_lun);
+			  (uintmax_t)ccb->ccb_h.target_lun);
 		}
 		debug_asr_cmd_printf("(%d,%d,%d,%d)", cam_sim_unit(sim),
 				     cam_sim_bus(sim), ccb->ccb_h.target_id,
diff --git a/sys/dev/firewire/sbp.c b/sys/dev/firewire/sbp.c
index 00e780e9002c..8f3159b73bc7 100644
--- a/sys/dev/firewire/sbp.c
+++ b/sys/dev/firewire/sbp.c
@@ -1493,12 +1493,13 @@ sbp_print_scsi_cmd(struct sbp_ocb *ocb)
 	struct ccb_scsiio *csio;
 
 	csio = &ocb->ccb->csio;
-	printf("%s:%d:%d XPT_SCSI_IO: "
+	printf("%s:%d:%jx XPT_SCSI_IO: "
 		"cmd: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x"
 		", flags: 0x%02x, "
 		"%db cmd/%db data/%db sense\n",
 		device_get_nameunit(ocb->sdev->target->sbp->fd.dev),
-		ocb->ccb->ccb_h.target_id, ocb->ccb->ccb_h.target_lun,
+		ocb->ccb->ccb_h.target_id,
+		(uintmax_t)ocb->ccb->ccb_h.target_lun,
 		csio->cdb_io.cdb_bytes[0],
 		csio->cdb_io.cdb_bytes[1],
 		csio->cdb_io.cdb_bytes[2],
@@ -2354,8 +2355,8 @@ sbp_action1(struct cam_sim *sim, union ccb *ccb)
 
 SBP_DEBUG(1)
 	if (sdev == NULL)
-		printf("invalid target %d lun %d\n",
-			ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
+		printf("invalid target %d lun %jx\n",
+			ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun);
 END_DEBUG
 
 	switch (ccb->ccb_h.func_code) {
@@ -2366,10 +2367,11 @@ END_DEBUG
 	case XPT_CALC_GEOMETRY:
 		if (sdev == NULL) {
 SBP_DEBUG(1)
-			printf("%s:%d:%d:func_code 0x%04x: "
+			printf("%s:%d:%jx:func_code 0x%04x: "
 				"Invalid target (target needed)\n",
 				device_get_nameunit(sbp->fd.dev),
-				ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
+				ccb->ccb_h.target_id,
+				(uintmax_t)ccb->ccb_h.target_lun,
 				ccb->ccb_h.func_code);
 END_DEBUG
 
@@ -2387,10 +2389,11 @@ END_DEBUG
 		if (sbp == NULL && 
 			ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) {
 SBP_DEBUG(0)
-			printf("%s:%d:%d func_code 0x%04x: "
+			printf("%s:%d:%jx func_code 0x%04x: "
 				"Invalid target (no wildcard)\n",
 				device_get_nameunit(sbp->fd.dev),
-				ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
+				ccb->ccb_h.target_id,
+				(uintmax_t)ccb->ccb_h.target_lun,
 				ccb->ccb_h.func_code);
 END_DEBUG
 			ccb->ccb_h.status = CAM_DEV_NOT_THERE;
@@ -2415,12 +2418,12 @@ END_DEBUG
 		mtx_assert(sim->mtx, MA_OWNED);
 
 SBP_DEBUG(2)
-		printf("%s:%d:%d XPT_SCSI_IO: "
+		printf("%s:%d:%jx XPT_SCSI_IO: "
 			"cmd: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x"
 			", flags: 0x%02x, "
 			"%db cmd/%db data/%db sense\n",
 			device_get_nameunit(sbp->fd.dev),
-			ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
+			ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun,
 			csio->cdb_io.cdb_bytes[0],
 			csio->cdb_io.cdb_bytes[1],
 			csio->cdb_io.cdb_bytes[2],
@@ -2521,7 +2524,7 @@ printf("ORB %08x %08x %08x %08x\n", ntohl(ocb->orb[4]), ntohl(ocb->orb[5]), ntoh
 			break;
 		}
 SBP_DEBUG(1)
-		printf("%s:%d:%d:%d:XPT_CALC_GEOMETRY: "
+		printf("%s:%d:%d:%jx:XPT_CALC_GEOMETRY: "
 #if defined(__DragonFly__) || __FreeBSD_version < 500000
 			"Volume size = %d\n",
 #else
@@ -2529,7 +2532,7 @@ SBP_DEBUG(1)
 #endif
 			device_get_nameunit(sbp->fd.dev),
 			cam_sim_path(sbp->sim),
-			ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
+			ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun,
 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000
 			(uintmax_t)
 #endif
@@ -2573,9 +2576,9 @@ END_DEBUG
 		struct ccb_pathinq *cpi = &ccb->cpi;
 		
 SBP_DEBUG(1)
-		printf("%s:%d:%d XPT_PATH_INQ:.\n",
+		printf("%s:%d:%jx XPT_PATH_INQ:.\n",
 			device_get_nameunit(sbp->fd.dev),
-			ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
+			ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun);
 END_DEBUG
 		cpi->version_num = 1; /* XXX??? */
 		cpi->hba_inquiry = PI_TAG_ABLE;
@@ -2617,9 +2620,9 @@ END_DEBUG
 		scsi->valid = CTS_SCSI_VALID_TQ;
 		scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
 SBP_DEBUG(1)
-		printf("%s:%d:%d XPT_GET_TRAN_SETTINGS:.\n",
+		printf("%s:%d:%jx XPT_GET_TRAN_SETTINGS:.\n",
 			device_get_nameunit(sbp->fd.dev),
-			ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
+			ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun);
 END_DEBUG
 		cts->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
diff --git a/sys/dev/hptiop/hptiop.c b/sys/dev/hptiop/hptiop.c
index 6b8377456df1..b25229971272 100644
--- a/sys/dev/hptiop/hptiop.c
+++ b/sys/dev/hptiop/hptiop.c
@@ -2641,10 +2641,10 @@ static void hptiop_post_scsi_command(void *arg, bus_dma_segment_t *segs,
 	struct hpt_iop_hba *hba = srb->hba;
 
 	if (error || nsegs > hba->max_sg_count) {
-		KdPrint(("hptiop: func_code=%x tid=%x lun=%x nsegs=%d\n",
+		KdPrint(("hptiop: func_code=%x tid=%x lun=%jx nsegs=%d\n",
 			ccb->ccb_h.func_code,
 			ccb->ccb_h.target_id,
-			ccb->ccb_h.target_lun, nsegs));
+			(uintmax_t)ccb->ccb_h.target_lun, nsegs));
 		ccb->ccb_h.status = CAM_BUSY;
 		bus_dmamap_unload(hba->io_dmat, srb->dma_map);
 		hptiop_free_srb(hba, srb);
diff --git a/sys/dev/iscsi_initiator/isc_cam.c b/sys/dev/iscsi_initiator/isc_cam.c
index c3ddd26802a5..8f8bd6443b2e 100644
--- a/sys/dev/iscsi_initiator/isc_cam.c
+++ b/sys/dev/iscsi_initiator/isc_cam.c
@@ -63,7 +63,7 @@ _inq(struct cam_sim *sim, union ccb *ccb)
      isc_session_t *sp = cam_sim_softc(sim);
 
      debug_called(8);
-     debug(3, "sid=%d target=%d lun=%d", sp->sid, ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
+     debug(3, "sid=%d target=%d lun=%jx", sp->sid, ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun);
 
      cpi->version_num = 1; /* XXX??? */
      cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE | PI_WIDE_32;
@@ -188,9 +188,9 @@ ic_action(struct cam_sim *sim, union ccb *ccb)
      debug_called(8);
 
      ccb_h->spriv_ptr0 = sp;
-     sdebug(4, "func_code=0x%x flags=0x%x status=0x%x target=%d lun=%d retry_count=%d timeout=%d",
+     sdebug(4, "func_code=0x%x flags=0x%x status=0x%x target=%d lun=%jx retry_count=%d timeout=%d",
 	   ccb_h->func_code, ccb->ccb_h.flags, ccb->ccb_h.status,
-	   ccb->ccb_h.target_id, ccb->ccb_h.target_lun, 
+	   ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun, 
 	   ccb->ccb_h.retry_count, ccb_h->timeout);
      if(sp == NULL) {
 	  xdebug("sp == NULL! cannot happen");
@@ -235,8 +235,8 @@ ic_action(struct cam_sim *sim, union ccb *ccb)
 	  struct	ccb_calc_geometry *ccg;
 
 	  ccg = &ccb->ccg;
-	  debug(4, "sid=%d target=%d lun=%d XPT_CALC_GEOMETRY vsize=%jd bsize=%d",
-		sp->sid, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
+	  debug(4, "sid=%d target=%d lun=%jx XPT_CALC_GEOMETRY vsize=%jd bsize=%d",
+		sp->sid, ccb->ccb_h.target_id, (uintmax_t)ccb->ccb_h.target_lun,
 		ccg->volume_size, ccg->block_size);
 	  if(ccg->block_size == 0 ||
 	     (ccg->volume_size < ccg->block_size)) {
diff --git a/sys/dev/isp/isp_freebsd.c b/sys/dev/isp/isp_freebsd.c
index 2832cc04e66f..1665c4147e3e 100644
--- a/sys/dev/isp/isp_freebsd.c
+++ b/sys/dev/isp/isp_freebsd.c
@@ -1382,7 +1382,7 @@ isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun)
 	int luns_already_enabled;
 
 	ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled);
-	isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u luns_enabled %d", __func__, bus, lun, luns_already_enabled);
+	isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %jx luns_enabled %d", __func__, bus, (uintmax_t)lun, luns_already_enabled);
 	if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) {
 		status = CAM_REQ_CMP;
 	} else {
@@ -1406,7 +1406,7 @@ isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun)
 	}
 	if (status == CAM_REQ_CMP) {
 		ISP_SET_PC(isp, bus, tm_luns_enabled, 1);
-		isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun);
+		isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %jx now enabled for target mode", bus, (uintmax_t)lun);
 	}
 	return (status);
 }
@@ -2362,7 +2362,7 @@ isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
 	if (tptr == NULL) {
 		tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
 		if (tptr == NULL) {
-			isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun);
+			isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun);
 			if (lun == 0) {
 				isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
 			} else {
@@ -2484,7 +2484,7 @@ isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
 	atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK;
 	atp->state = ATPD_STATE_CAM;
 	xpt_done((union ccb *)atiop);
-	isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen);
+	isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen);
 	rls_lun_statep(isp, tptr);
 	return;
 noresrc:
@@ -3420,13 +3420,13 @@ isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
 	if (tptr == NULL) {
 		tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD);
 		if (tptr == NULL) {
-			isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun);
+			isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
 			goto bad;
 		}
 	}
 	inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
 	if (inot == NULL) {
-		isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun);
+		isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
 		goto bad;
 	}
 
@@ -3460,7 +3460,7 @@ isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
 		inot->arg = MSG_TARGET_RESET;
 		break;
 	default:
-		isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_channel, lun);
+		isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun);
 		goto bad;
 	}
 
@@ -5187,7 +5187,7 @@ isp_action(struct cam_sim *sim, union ccb *ccb)
 			} else {
 				*dptr &= ~DPARM_SYNC;
 			}
-			isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%d) to flags %x off %x per %x", bus, tgt, cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags,
+			isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags,
 			    sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period);
 			sdp->isp_devparam[tgt].dev_update = 1;
 			sdp->update = 1;
@@ -5276,8 +5276,8 @@ isp_action(struct cam_sim *sim, union ccb *ccb)
 				}
 				spi->valid |= CTS_SPI_VALID_DISC;
 			}
-			isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
-			    bus, tgt, cts->ccb_h.target_lun, dval, oval, pval);
+			isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
+			    bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval);
 		}
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
diff --git a/sys/dev/isp/isp_freebsd.h b/sys/dev/isp/isp_freebsd.h
index 5fcae7fc9960..0366c6231c7e 100644
--- a/sys/dev/isp/isp_freebsd.h
+++ b/sys/dev/isp/isp_freebsd.h
@@ -504,7 +504,7 @@ default:							\
 #define	XS_ISP(ccb)		cam_sim_softc(xpt_path_sim((ccb)->ccb_h.path))
 #define	XS_CHANNEL(ccb)		cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
 #define	XS_TGT(ccb)		(ccb)->ccb_h.target_id
-#define	XS_LUN(ccb)		(ccb)->ccb_h.target_lun
+#define	XS_LUN(ccb)		(uint32_t)((ccb)->ccb_h.target_lun)
 
 #define	XS_CDBP(ccb)	\
 	(((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
diff --git a/sys/dev/mps/mps_sas.c b/sys/dev/mps/mps_sas.c
index b6ee542a5f47..b9555fb469a4 100644
--- a/sys/dev/mps/mps_sas.c
+++ b/sys/dev/mps/mps_sas.c
@@ -1063,8 +1063,8 @@ mpssas_announce_reset(struct mps_softc *sc, uint32_t ac_code,
 	path_id_t path_id = cam_sim_path(sc->sassc->sim);
 	struct cam_path *path;
 
-	mps_dprint(sc, MPS_XINFO, "%s code %x target %d lun %d\n", __func__,
-	    ac_code, target_id, lun_id);
+	mps_dprint(sc, MPS_XINFO, "%s code %x target %d lun %jx\n", __func__,
+	    ac_code, target_id, (uintmax_t)lun_id);
 
 	if (xpt_create_path(&path, NULL, 
 		path_id, target_id, lun_id) != CAM_REQ_CMP) {
diff --git a/sys/dev/mpt/mpt_cam.c b/sys/dev/mpt/mpt_cam.c
index fa68d6b4e793..c9b27d6a6204 100644
--- a/sys/dev/mpt/mpt_cam.c
+++ b/sys/dev/mpt/mpt_cam.c
@@ -2203,8 +2203,8 @@ mpt_start(struct cam_sim *sim, union ccb *ccb)
 			    "read" : "write",  csio->dxfer_len,
 			    (csio->dxfer_len == 1)? ")" : "s)");
 		}
-		mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt,
-		    ccb->ccb_h.target_lun, req, req->serno);
+		mpt_prtc(mpt, "tgt %u lun %jx req %p:%u\n", tgt,
+		    (uintmax_t)ccb->ccb_h.target_lun, req, req->serno);
 	}
 
 	error = bus_dmamap_load_ccb(mpt->buffer_dmat, req->dmap, ccb, cb,
@@ -2978,8 +2978,8 @@ mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req,
 			ccb = tgt->ccb;
 			if (ccb) {
 				mpt_prt(mpt,
-				    "CCB (%p): lun %u flags %x status %x\n",
-				    ccb, ccb->ccb_h.target_lun,
+				    "CCB (%p): lun %jx flags %x status %x\n",
+				    ccb, (uintmax_t)ccb->ccb_h.target_lun,
 				    ccb->ccb_h.flags, ccb->ccb_h.status);
 			}
 			mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd "
@@ -3698,12 +3698,12 @@ mpt_action(struct cam_sim *sim, union ccb *ccb)
 		}
 		if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
 			mpt_lprt(mpt, MPT_PRT_DEBUG1,
-			    "Put FREE ATIO %p lun %d\n", ccb, lun);
+			    "Put FREE ATIO %p lun %jx\n", ccb, (uintmax_t)lun);
 			STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h,
 			    sim_links.stqe);
 		} else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
 			mpt_lprt(mpt, MPT_PRT_DEBUG1,
-			    "Put FREE INOT lun %d\n", lun);
+			    "Put FREE INOT lun %jx\n", (uintmax_t)lun);
 			STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h,
 			    sim_links.stqe);
 		} else {
@@ -4866,7 +4866,8 @@ mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc,
 	}
 	STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe);
 	mpt_lprt(mpt, MPT_PRT_DEBUG1,
-	    "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun);
+	    "Get FREE INOT %p lun %jx\n", inot,
+	    (uintmax_t)inot->ccb_h.target_lun);
 
 	inot->initiator_id = init_id;	/* XXX */
 	/*
@@ -5093,8 +5094,8 @@ mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
 				return;
 			default:
 				mpt_lprt(mpt, MPT_PRT_DEBUG,
-				    "CMD 0x%x to unmanaged lun %u\n",
-				    cdbp[0], lun);
+				    "CMD 0x%x to unmanaged lun %jx\n",
+				    cdbp[0], (uintmax_t)lun);
 				buf[12] = 0x25;
 				break;
 			}
@@ -5126,7 +5127,7 @@ mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
 	atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios);
 	if (atiop == NULL) {
 		mpt_lprt(mpt, MPT_PRT_WARN,
-		    "no ATIOs for lun %u- sending back %s\n", lun,
+		    "no ATIOs for lun %jx- sending back %s\n", (uintmax_t)lun,
 		    mpt->tenabled? "QUEUE FULL" : "BUSY");
 		mpt_scsi_tgt_status(mpt, NULL, req,
 		    mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY,
@@ -5135,7 +5136,8 @@ mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
 	}
 	STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe);
 	mpt_lprt(mpt, MPT_PRT_DEBUG1,
-	    "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun);
+	    "Get FREE ATIO %p lun %jx\n", atiop,
+	    (uintmax_t)atiop->ccb_h.target_lun);
 	atiop->ccb_h.ccb_mpt_ptr = mpt;
 	atiop->ccb_h.status = CAM_CDB_RECVD;
 	atiop->ccb_h.target_lun = lun;
@@ -5159,8 +5161,8 @@ mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
 	}
 	if (mpt->verbose >= MPT_PRT_DEBUG) {
 		int i;
-		mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop,
-		    atiop->ccb_h.target_lun);
+		mpt_prt(mpt, "START_CCB %p for lun %jx CDB=<", atiop,
+		    (uintmax_t)atiop->ccb_h.target_lun);
 		for (i = 0; i < atiop->cdb_len; i++) {
 			mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff,
 			    (i == (atiop->cdb_len - 1))? '>' : ' ');
diff --git a/sys/dev/twa/tw_osl_cam.c b/sys/dev/twa/tw_osl_cam.c
index df6566eba919..b8b21a390316 100644
--- a/sys/dev/twa/tw_osl_cam.c
+++ b/sys/dev/twa/tw_osl_cam.c
@@ -207,15 +207,17 @@ tw_osli_execute_scsi(struct tw_osli_req_context *req, union ccb *ccb)
 		csio->cdb_io.cdb_bytes[0]);
 
 	if (ccb_h->target_id >= TW_CL_MAX_NUM_UNITS) {
-		tw_osli_dbg_dprintf(3, sc, "Invalid target. PTL = %x %x %x",
-			ccb_h->path_id, ccb_h->target_id, ccb_h->target_lun);
+		tw_osli_dbg_dprintf(3, sc, "Invalid target. PTL = %x %x %jx",
+			ccb_h->path_id, ccb_h->target_id,
+			(uintmax_t)ccb_h->target_lun);
 		ccb_h->status |= CAM_TID_INVALID;
 		xpt_done(ccb);
 		return(1);
 	}
 	if (ccb_h->target_lun >= TW_CL_MAX_NUM_LUNS) {
-		tw_osli_dbg_dprintf(3, sc, "Invalid lun. PTL = %x %x %x",
-			ccb_h->path_id, ccb_h->target_id, ccb_h->target_lun);
+		tw_osli_dbg_dprintf(3, sc, "Invalid lun. PTL = %x %x %jx",
+			ccb_h->path_id, ccb_h->target_id,
+			(uintmax_t)ccb_h->target_lun);
 		ccb_h->status |= CAM_LUN_INVALID;
 		xpt_done(ccb);
 		return(1);
diff --git a/sys/dev/usb/storage/umass.c b/sys/dev/usb/storage/umass.c
index 2e6051dd6c1f..f3a51b313ff4 100644
--- a/sys/dev/usb/storage/umass.c
+++ b/sys/dev/usb/storage/umass.c
@@ -2119,10 +2119,9 @@ umass_cam_attach(struct umass_softc *sc)
 #ifndef USB_DEBUG
 	if (bootverbose)
 #endif
-		printf("%s:%d:%d:%d: Attached to scbus%d\n",
+		printf("%s:%d:%d: Attached to scbus%d\n",
 		    sc->sc_name, cam_sim_path(sc->sc_sim),
-		    sc->sc_unit, CAM_LUN_WILDCARD,
-		    cam_sim_path(sc->sc_sim));
+		    sc->sc_unit, cam_sim_path(sc->sc_sim));
 }
 
 /* umass_cam_detach
@@ -2173,19 +2172,19 @@ umass_cam_action(struct cam_sim *sim, union ccb *ccb)
 				cmd = (uint8_t *)(ccb->csio.cdb_io.cdb_bytes);
 			}
 
-			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_SCSI_IO: "
+			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_SCSI_IO: "
 			    "cmd: 0x%02x, flags: 0x%02x, "
 			    "%db cmd/%db data/%db sense\n",
 			    cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id,
-			    ccb->ccb_h.target_lun, cmd[0],
+			    (uintmax_t)ccb->ccb_h.target_lun, cmd[0],
 			    ccb->ccb_h.flags & CAM_DIR_MASK, ccb->csio.cdb_len,
 			    ccb->csio.dxfer_len, ccb->csio.sense_len);
 
 			if (sc->sc_transfer.ccb) {
-				DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_SCSI_IO: "
+				DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_SCSI_IO: "
 				    "I/O in progress, deferring\n",
 				    cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id,
-				    ccb->ccb_h.target_lun);
+				    (uintmax_t)ccb->ccb_h.target_lun);
 				ccb->ccb_h.status = CAM_SCSI_BUSY;
 				xpt_done(ccb);
 				goto done;
@@ -2303,9 +2302,9 @@ umass_cam_action(struct cam_sim *sim, union ccb *ccb)
 		{
 			struct ccb_pathinq *cpi = &ccb->cpi;
 
-			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_PATH_INQ:.\n",
+			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_PATH_INQ:.\n",
 			    sc ? cam_sim_path(sc->sc_sim) : -1, ccb->ccb_h.target_id,
-			    ccb->ccb_h.target_lun);
+			    (uintmax_t)ccb->ccb_h.target_lun);
 
 			/* host specific information */
 			cpi->version_num = 1;
@@ -2358,9 +2357,9 @@ umass_cam_action(struct cam_sim *sim, union ccb *ccb)
 		}
 	case XPT_RESET_DEV:
 		{
-			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_RESET_DEV:.\n",
+			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_RESET_DEV:.\n",
 			    cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id,
-			    ccb->ccb_h.target_lun);
+			    (uintmax_t)ccb->ccb_h.target_lun);
 
 			umass_reset(sc);
 
@@ -2372,9 +2371,9 @@ umass_cam_action(struct cam_sim *sim, union ccb *ccb)
 		{
 			struct ccb_trans_settings *cts = &ccb->cts;
 
-			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_GET_TRAN_SETTINGS:.\n",
+			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_GET_TRAN_SETTINGS:.\n",
 			    cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id,
-			    ccb->ccb_h.target_lun);
+			    (uintmax_t)ccb->ccb_h.target_lun);
 
 			cts->protocol = PROTO_SCSI;
 			cts->protocol_version = SCSI_REV_2;
@@ -2388,9 +2387,9 @@ umass_cam_action(struct cam_sim *sim, union ccb *ccb)
 		}
 	case XPT_SET_TRAN_SETTINGS:
 		{
-			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_SET_TRAN_SETTINGS:.\n",
+			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_SET_TRAN_SETTINGS:.\n",
 			    cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id,
-			    ccb->ccb_h.target_lun);
+			    (uintmax_t)ccb->ccb_h.target_lun);
 
 			ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
 			xpt_done(ccb);
@@ -2404,19 +2403,19 @@ umass_cam_action(struct cam_sim *sim, union ccb *ccb)
 		}
 	case XPT_NOOP:
 		{
-			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_NOOP:.\n",
+			DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:XPT_NOOP:.\n",
 			    sc ? cam_sim_path(sc->sc_sim) : -1, ccb->ccb_h.target_id,
-			    ccb->ccb_h.target_lun);
+			    (uintmax_t)ccb->ccb_h.target_lun);
 
 			ccb->ccb_h.status = CAM_REQ_CMP;
 			xpt_done(ccb);
 			break;
 		}
 	default:
-		DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:func_code 0x%04x: "
+		DPRINTF(sc, UDMASS_SCSI, "%d:%d:%jx:func_code 0x%04x: "
 		    "Not implemented\n",
 		    sc ? cam_sim_path(sc->sc_sim) : -1, ccb->ccb_h.target_id,
-		    ccb->ccb_h.target_lun, ccb->ccb_h.func_code);
+		    (uintmax_t)ccb->ccb_h.target_lun, ccb->ccb_h.func_code);
 
 		ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
 		xpt_done(ccb);
diff --git a/sys/dev/wds/wd7000.c b/sys/dev/wds/wd7000.c
index 194d39e96e66..3ea5b29b3a6c 100644
--- a/sys/dev/wds/wd7000.c
+++ b/sys/dev/wds/wd7000.c
@@ -1048,8 +1048,8 @@ wds_scsi_io(struct cam_sim * sim, struct ccb_scsiio * csio)
 	wp = (struct wds *)cam_sim_softc(sim);
 	ccb_h = &csio->ccb_h;
 
-	DBG(DBX "wds%d: cmd TARG=%d LUN=%d\n", unit, ccb_h->target_id,
-	    ccb_h->target_lun);
+	DBG(DBX "wds%d: cmd TARG=%d LUN=%jx\n", unit, ccb_h->target_id,
+	    (uintmax_t)ccb_h->target_lun);
 
 	if (ccb_h->target_id > 7 || ccb_h->target_id == WDS_HBA_ID) {
 		ccb_h->status = CAM_TID_INVALID;