313 	ASSERT(!multilist_link_active(&db->db_cache_link));  in dbuf_dest()
455 		ASSERT(DMU_OT_IS_METADATA(type));  in dbuf_include_in_metadata_cache()
492 	ASSERT(zfs_refcount_is_zero(&db->db_holds));  in dbuf_hash_remove()
493 	ASSERT(db->db_state == DB_EVICTING);  in dbuf_hash_remove()
494 	ASSERT(!MUTEX_HELD(&db->db_mtx));  in dbuf_hash_remove()
500 		ASSERT(dbf != NULL);  in dbuf_hash_remove()
526 	ASSERT(db->db_level == 0);  in dbuf_verify_user()
529 	ASSERT(db->db.db_data != NULL);  in dbuf_verify_user()
558 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_evict_user()
781 	ASSERT(!MUTEX_HELD(&dbuf_evict_lock));  in dbuf_evict_one()
1114 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_verify()
1119 	ASSERT(db->db_objset != NULL);  in dbuf_verify()
1123 		ASSERT(db->db_parent == NULL);  in dbuf_verify()
1124 		ASSERT(db->db_blkptr == NULL);  in dbuf_verify()
1129 		ASSERT(db->db_blkid == DMU_BONUS_BLKID ||  in dbuf_verify()
1134 		ASSERT(dn != NULL);  in dbuf_verify()
1138 		ASSERT(dn != NULL);  in dbuf_verify()
1145 		ASSERT(dr->dr_dbuf == db);  in dbuf_verify()
1149 			ASSERT(dr->dr_dbuf == db);  in dbuf_verify()
1150 			ASSERT(txg_prev > dr->dr_txg);  in dbuf_verify()
1166 		ASSERT(dr == NULL || dr->dt.dl.dr_data == db->db_buf);  in dbuf_verify()
1175 				ASSERT(db->db_parent == NULL);  in dbuf_verify()
1177 				ASSERT(db->db_parent != NULL);  in dbuf_verify()
1214 					ASSERT(buf[i] == 0);  in dbuf_verify()
1231 					ASSERT(ZIO_CHECKSUM_IS_ZERO(  in dbuf_verify()
1233 					ASSERT(  in dbuf_verify()
1240 					ASSERT(!BP_IS_EMBEDDED(bp));  in dbuf_verify()
1241 					ASSERT(BP_IS_HOLE(bp));  in dbuf_verify()
1254 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_clear_data()
1267 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_set_data()
1268 	ASSERT(buf != NULL);  in dbuf_set_data()
1271 	ASSERT(buf->b_data != NULL);  in dbuf_set_data()
1380 	ASSERT(zfs_refcount_count(&db->db_holds) > 0);  in dbuf_read_done()
1381 	ASSERT(db->db_buf == NULL);  in dbuf_read_done()
1382 	ASSERT(db->db.db_data == NULL);  in dbuf_read_done()
1385 		ASSERT(zio == NULL || zio->io_error != 0);  in dbuf_read_done()
1386 		ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_read_done()
1392 		ASSERT(zio == NULL || zio->io_error == 0);  in dbuf_read_done()
1402 		ASSERT(zio == NULL || zio->io_error == 0);  in dbuf_read_done()
1424 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_read_bonus()
1425 	ASSERT(DB_DNODE_HELD(db));  in dbuf_read_bonus()
1466 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_read_hole()
1578 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dbuf_read_impl()
1579 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_read_impl()
1580 	ASSERT(db->db_state == DB_UNCACHED || db->db_state == DB_NOFILL);  in dbuf_read_impl()
1581 	ASSERT(db->db_buf == NULL);  in dbuf_read_impl()
1582 	ASSERT(db->db_parent == NULL ||  in dbuf_read_impl()
1594 	ASSERT(bp != NULL);  in dbuf_read_impl()
1602 		ASSERT(dsl_dataset_feature_is_active(  in dbuf_read_impl()
1677 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_fix_old_data()
1678 	ASSERT(db->db.db_data != NULL);  in dbuf_fix_old_data()
1679 	ASSERT(db->db_level == 0);  in dbuf_fix_old_data()
1680 	ASSERT(db->db.db_object != DMU_META_DNODE_OBJECT);  in dbuf_fix_old_data()
1744 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dbuf_read()
1784 			ASSERT(db->db_state == DB_READ ||  in dbuf_read()
1821 		ASSERT(db->db_state == DB_UNCACHED ||  in dbuf_read()
1889 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dbuf_noread()
1890 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_noread()
1898 		ASSERT(db->db_buf == NULL);  in dbuf_noread()
1899 		ASSERT(db->db.db_data == NULL);  in dbuf_noread()
1918 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_unoverride()
1925 	ASSERT(dr->dt.dl.dr_override_state != DR_IN_DMU_SYNC);  in dbuf_unoverride()
1926 	ASSERT(db->db_level == 0);  in dbuf_unoverride()
1932 	ASSERT(db->db_data_pending != dr);  in dbuf_unoverride()
1997 		ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_free_range()
2014 			ASSERT(db->db.db_data == NULL);  in dbuf_free_range()
2025 			ASSERT(db->db_buf);  in dbuf_free_range()
2055 			ASSERT(db->db.db_data != NULL);  in dbuf_free_range()
2079 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_new_size()
2126 	ASSERT(dsl_pool_sync_context(dmu_objset_pool(os)));  in dbuf_release_bp()
2127 	ASSERT(arc_released(os->os_phys_buf) ||  in dbuf_release_bp()
2129 	ASSERT(db->db_parent == NULL || arc_released(db->db_parent->db_buf));  in dbuf_release_bp()
2143 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_redirty()
2154 			ASSERT(arc_released(db->db_buf));  in dbuf_redirty()
2166 	ASSERT(dn->dn_maxblkid >= blkid);  in dbuf_dirty_lightweight()
2238 	ASSERT(tx->tx_txg != 0);  in dbuf_dirty()
2239 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dbuf_dirty()
2254 	ASSERT(!dmu_tx_is_syncing(tx) ||  in dbuf_dirty()
2266 	ASSERT(dn->dn_object == DMU_META_DNODE_OBJECT ||  in dbuf_dirty()
2276 	ASSERT(db->db_level != 0 ||  in dbuf_dirty()
2293 	ASSERT(dr_head == NULL || dr_head->dr_txg <= tx->tx_txg ||  in dbuf_dirty()
2307 	ASSERT(dn->dn_object == 0 ||  in dbuf_dirty()
2325 	ASSERT(!dmu_tx_is_syncing(tx) || DMU_OBJECT_IS_SPECIAL(dn->dn_object) ||  in dbuf_dirty()
2330 	ASSERT(db->db.db_size != 0);  in dbuf_dirty()
2369 			ASSERT(data_old != NULL);  in dbuf_dirty()
2413 		ASSERT(!list_link_active(&dr->dr_dirty_node));  in dbuf_dirty()
2442 	ASSERT((dn->dn_phys->dn_nlevels == 0 && db->db_level == 0) ||  in dbuf_dirty()
2450 		ASSERT(!db->db_objset->os_raw_receive ||  in dbuf_dirty()
2454 		ASSERT(dn->dn_maxblkid >= db->db_blkid);  in dbuf_dirty()
2466 			ASSERT(parent != NULL);  in dbuf_dirty()
2485 			ASSERT(!list_link_active(&dr->dr_dirty_node));  in dbuf_dirty()
2492 		ASSERT(db->db_level + 1 == dn->dn_nlevels);  in dbuf_dirty()
2493 		ASSERT(db->db_blkid < dn->dn_nblkptr);  in dbuf_dirty()
2494 		ASSERT(db->db_parent == NULL || db->db_parent == dn->dn_dbuf);  in dbuf_dirty()
2496 		ASSERT(!list_link_active(&dr->dr_dirty_node));  in dbuf_dirty()
2513 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_undirty_bonus()
2522 	ASSERT(list_next(&db->db_dirty_records, dr) == NULL);  in dbuf_undirty_bonus()
2544 	ASSERT(txg != 0);  in dbuf_undirty()
2552 	ASSERT(db->db_objset ==  in dbuf_undirty()
2555 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_undirty()
2557 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_undirty()
2565 	ASSERT(dr->dr_dbuf == db);  in dbuf_undirty()
2586 	ASSERT(db->db.db_size != 0);  in dbuf_undirty()
2605 		ASSERT(db->db_blkptr == NULL || db->db_parent == dn->dn_dbuf);  in dbuf_undirty()
2615 			ASSERT(db->db_buf != NULL);  in dbuf_undirty()
2616 			ASSERT(dr->dt.dl.dr_data != NULL);  in dbuf_undirty()
2623 	ASSERT(db->db_dirtycnt > 0);  in dbuf_undirty()
2627 		ASSERT(db->db_state == DB_NOFILL || brtwrite || diowrite ||  in dbuf_undirty()
2642 	ASSERT(tx->tx_txg != 0);  in dmu_buf_will_dirty_flags()
2643 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dmu_buf_will_dirty_flags()
2725 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dmu_buf_get_bp_from_dbuf()
2762 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dmu_buf_untransform_direct()
2803 	ASSERT(!dmu_tx_is_syncing(tx));  in dmu_buf_will_clone_or_dio()
2805 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dmu_buf_will_clone_or_dio()
2806 	ASSERT(db->db.db_object != DMU_META_DNODE_OBJECT);  in dmu_buf_will_clone_or_dio()
2889 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dmu_buf_will_fill_flags()
2890 	ASSERT(tx->tx_txg != 0);  in dmu_buf_will_fill_flags()
2891 	ASSERT(db->db_level == 0);  in dmu_buf_will_fill_flags()
2892 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dmu_buf_will_fill_flags()
2894 	ASSERT(db->db.db_object != DMU_META_DNODE_OBJECT ||  in dmu_buf_will_fill_flags()
2953 	ASSERT(db->db_objset->os_raw_receive);  in dmu_buf_set_crypt_params()
2999 			ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dmu_buf_fill_done()
3039 		ASSERT(spa_feature_is_active(dmu_objset_spa(db->db_objset),  in dmu_buf_write_embedded()
3048 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dmu_buf_write_embedded()
3073 	ASSERT(dsl_dataset_feature_is_active(db->db_objset->os_dsl_dataset,  in dmu_buf_redact()
3101 	ASSERT(!zfs_refcount_is_zero(&db->db_holds));  in dbuf_assign_arcbuf()
3102 	ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_assign_arcbuf()
3103 	ASSERT(db->db_level == 0);  in dbuf_assign_arcbuf()
3105 	ASSERT(buf != NULL);  in dbuf_assign_arcbuf()
3107 	ASSERT(tx->tx_txg != 0);  in dbuf_assign_arcbuf()
3110 	ASSERT(arc_released(buf));  in dbuf_assign_arcbuf()
3120 	ASSERT(db->db_state == DB_CACHED || db->db_state == DB_UNCACHED ||  in dbuf_assign_arcbuf()
3131 		ASSERT(!arc_is_encrypted(buf));  in dbuf_assign_arcbuf()
3142 		ASSERT(db->db_buf != NULL);  in dbuf_assign_arcbuf()
3144 			ASSERT(dr->dt.dl.dr_data == db->db_buf);  in dbuf_assign_arcbuf()
3147 				ASSERT(dr->dt.dl.dr_override_state ==  in dbuf_assign_arcbuf()
3168 	ASSERT(db->db_buf == NULL);  in dbuf_assign_arcbuf()
3184 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_destroy()
3185 	ASSERT(zfs_refcount_is_zero(&db->db_holds));  in dbuf_destroy()
3206 		ASSERT(db->db_caching_status == DB_DBUF_CACHE ||  in dbuf_destroy()
3227 	ASSERT(db->db_state == DB_UNCACHED || db->db_state == DB_NOFILL);  in dbuf_destroy()
3228 	ASSERT(db->db_data_pending == NULL);  in dbuf_destroy()
3229 	ASSERT(list_is_empty(&db->db_dirty_records));  in dbuf_destroy()
3276 	ASSERT(zfs_refcount_is_zero(&db->db_holds));  in dbuf_destroy()
3280 	ASSERT(db->db_buf == NULL);  in dbuf_destroy()
3281 	ASSERT(db->db.db_data == NULL);  in dbuf_destroy()
3282 	ASSERT(db->db_hash_next == NULL);  in dbuf_destroy()
3283 	ASSERT(db->db_blkptr == NULL);  in dbuf_destroy()
3284 	ASSERT(db->db_data_pending == NULL);  in dbuf_destroy()
3286 	ASSERT(!multilist_link_active(&db->db_cache_link));  in dbuf_destroy()
3315 	ASSERT(blkid != DMU_BONUS_BLKID);  in dbuf_findbp()
3335 	ASSERT(RW_LOCK_HELD(&dn->dn_struct_rwlock));  in dbuf_findbp()
3351 	ASSERT(level >= nlevels ||  in dbuf_findbp()
3383 		ASSERT(dn->dn_phys->dn_nblkptr == 0 ||  in dbuf_findbp()
3401 	ASSERT(RW_LOCK_HELD(&dn->dn_struct_rwlock));  in dbuf_create()
3402 	ASSERT(dn->dn_type != DMU_OT_NONE);  in dbuf_create()
3479 	ASSERT(dn->dn_object == DMU_META_DNODE_OBJECT ||  in dbuf_create()
3502 	ASSERT(RW_LOCK_HELD(&dn->dn_struct_rwlock));  in dbuf_dnode_findbp()
3561 	ASSERT(!BP_IS_HOLE(bp));  in dbuf_issue_final_prefetch()
3562 	ASSERT(!BP_IS_REDACTED(bp));  in dbuf_issue_final_prefetch()
3578 	ASSERT(dpa->dpa_zio != NULL);  in dbuf_issue_final_prefetch()
3600 		ASSERT(zio == NULL || zio->io_error != 0);  in dbuf_prefetch_indirect_done()
3604 	ASSERT(zio == NULL || zio->io_error == 0);  in dbuf_prefetch_indirect_done()
3649 	ASSERT(!BP_IS_REDACTED(bp) || dpa->dpa_dnode == NULL ||  in dbuf_prefetch_indirect_done()
3705 	ASSERT(blkid != DMU_BONUS_BLKID);  in dbuf_prefetch_impl()
3706 	ASSERT(RW_LOCK_HELD(&dn->dn_struct_rwlock));  in dbuf_prefetch_impl()
3766 	ASSERT(!BP_IS_REDACTED(&bp) ||  in dbuf_prefetch_impl()
3899 		ASSERT(!MUTEX_HELD(&dp->dp_tx.tx_sync_lock));  in dbuf_hold_impl()
3902 	ASSERT(blkid != DMU_BONUS_BLKID);  in dbuf_hold_impl()
3903 	ASSERT(RW_LOCK_HELD(&dn->dn_struct_rwlock));  in dbuf_hold_impl()
3942 		ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_hold_impl()
3946 	ASSERT(db->db_buf == NULL || arc_referenced(db->db_buf));  in dbuf_hold_impl()
3964 		ASSERT(zfs_refcount_is_zero(&db->db_holds));  in dbuf_hold_impl()
3965 		ASSERT(db->db_caching_status == DB_DBUF_CACHE ||  in dbuf_hold_impl()
4021 	ASSERT(RW_WRITE_HELD(&dn->dn_struct_rwlock));  in dbuf_create_bonus()
4023 	ASSERT(dn->dn_bonus == NULL);  in dbuf_create_bonus()
4123 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_rele_and_unlock()
4132 	ASSERT(holds >= 0);  in dbuf_rele_and_unlock()
4184 			ASSERT(db->db_state == DB_UNCACHED ||  in dbuf_rele_and_unlock()
4358 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_check_blkptr()
4374 		ASSERT(db->db_blkid < dn->dn_phys->dn_nblkptr);  in dbuf_check_blkptr()
4375 		ASSERT(db->db_parent == NULL);  in dbuf_check_blkptr()
4383 		ASSERT(dn->dn_phys->dn_nlevels > 1);  in dbuf_check_blkptr()
4406 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_sync_bonus()
4407 	ASSERT(db->db_blkid == DMU_BONUS_BLKID);  in dbuf_sync_bonus()
4408 	ASSERT(data != NULL);  in dbuf_sync_bonus()
4434 	ASSERT(MUTEX_HELD(&db->db_mtx));  in dbuf_prepare_encrypted_dnode_leaf()
4474 	ASSERT(dmu_tx_is_syncing(tx));  in dbuf_sync_indirect()
4480 	ASSERT(db->db_level > 0);  in dbuf_sync_indirect()
4490 	ASSERT(db->db_buf != NULL);  in dbuf_sync_indirect()
4506 	ASSERT(list_head(&dr->dt.di.dr_children) == NULL);  in dbuf_sync_indirect()
4547 		ASSERT(*datap_end == 0);  in dbuf_sync_leaf_verify_bonus_dnode()
4625 		ASSERT(BP_EQUAL(zio->io_bp, &zio->io_bp_orig));  in dbuf_lightweight_done()
4687 	ASSERT(dmu_tx_is_syncing(tx));  in dbuf_sync_leaf()
4701 		ASSERT(db->db.db_data != dr->dt.dl.dr_data);  in dbuf_sync_leaf()
4720 		ASSERT(db->db_state == DB_CACHED || db->db_state == DB_NOFILL);  in dbuf_sync_leaf()
4753 		ASSERT(dr->dr_dbuf == db);  in dbuf_sync_leaf()
4777 		ASSERT(dn->dn_object != DMU_META_DNODE_OBJECT);  in dbuf_sync_leaf()
4834 	ASSERT(!list_link_active(&dr->dr_dirty_node));  in dbuf_sync_leaf()
4903 		ASSERT((db->db_blkid != DMU_SPILL_BLKID &&  in dbuf_write_ready()
4908 		ASSERT(BP_GET_LEVEL(bp) == db->db_level);  in dbuf_write_ready()
4915 		ASSERT(dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR);  in dbuf_write_ready()
4916 		ASSERT(!(BP_IS_HOLE(bp)) &&  in dbuf_write_ready()
5041 	ASSERT(db->db_blkptr == bp);  in dbuf_write_done()
5048 		ASSERT(BP_EQUAL(bp, bp_orig));  in dbuf_write_done()
5061 	ASSERT(!list_link_active(&dr->dr_dirty_node));  in dbuf_write_done()
5062 	ASSERT(dr->dr_dbuf == db);  in dbuf_write_done()
5063 	ASSERT(list_next(&db->db_dirty_records, dr) == NULL);  in dbuf_write_done()
5068 		ASSERT(dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR);  in dbuf_write_done()
5069 		ASSERT(!(BP_IS_HOLE(db->db_blkptr)) &&  in dbuf_write_done()
5075 		ASSERT(db->db_blkid != DMU_BONUS_BLKID);  in dbuf_write_done()
5076 		ASSERT(dr->dt.dl.dr_override_state == DR_NOT_OVERRIDDEN);  in dbuf_write_done()
5086 		ASSERT(list_head(&dr->dt.di.dr_children) == NULL);  in dbuf_write_done()
5101 	ASSERT(db->db_dirtycnt > 0);  in dbuf_write_done()
5169 	ASSERT(dsl_pool_sync_context(spa_get_dsl(spa)));  in dbuf_remap_impl_callback()
5186 	ASSERT(dsl_pool_sync_context(spa_get_dsl(spa)));  in dbuf_remap_impl()
5206 				ASSERT(!BP_IS_EMBEDDED(bp));  in dbuf_remap_impl()
5207 				ASSERT(dsl_dir_is_clone(ds->ds_dir));  in dbuf_remap_impl()
5208 				ASSERT(spa_feature_is_enabled(spa,  in dbuf_remap_impl()
5238 	ASSERT(dsl_pool_sync_context(spa_get_dsl(spa)));  in dbuf_remap()
5281 	ASSERT(dmu_tx_is_syncing(tx));  in dbuf_write()
5302 		ASSERT(parent && parent->db_data_pending);  in dbuf_write()
5304 		ASSERT(db->db_level == parent->db_level-1);  in dbuf_write()
5309 		ASSERT(arc_released(parent->db_buf));  in dbuf_write()
5313 		ASSERT((db->db_level == dn->dn_phys->dn_nlevels-1 &&  in dbuf_write()
5322 	ASSERT(db->db_level == 0 || data == db->db_buf);  in dbuf_write()
5324 	ASSERT(pio);  in dbuf_write()
5366 		ASSERT(zp.zp_checksum == ZIO_CHECKSUM_OFF ||  in dbuf_write()
5375 		ASSERT(arc_released(data));  in dbuf_write()