resize2fs test
Creating filesystem with 786432 1k blocks and 98304 inodes
Superblock backups stored on blocks: 
	8193, 24577, 40961, 57345, 73729, 204801, 221185, 401409, 663553

Allocating group tables:      done                            
Writing inode tables:      done                            
Creating journal (16384 blocks): done
Creating 727 huge file(s) with 1024 blocks each: done
Writing superblocks and filesystem accounting information:      done

Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information

Exit status is 0
resize2fs -b test.img
Converting the filesystem to 64-bit.
The filesystem on test.img is now 786432 (1k) blocks long.

resize2fs test.img
Resizing the filesystem on test.img to 1179648 (1k) blocks.
The filesystem on test.img is now 1179648 (1k) blocks long.

Exit status is 0
Change in FS metadata:
@@ -1,15 +1,15 @@
 
 group:block:super:gdt:bbitmap:ibitmap:itable
-0:1:1:2-7:8:9:10
-1:8193:8193:8194-8199:8200:8201:8202
+0:1:1:2-10:266:267:268
+1:8193:8193:8194-8202:8458:8459:8460
 2:16385:-1:-1:16385:16386:16387
-3:24577:24577:24578-24583:24584:24585:24586
+3:24577:24577:24578-24586:24842:24843:24844
 4:32769:-1:-1:32769:32770:32771
-5:40961:40961:40962-40967:40968:40969:40970
+5:40961:40961:40962-40970:41226:41227:41228
 6:49153:-1:-1:49153:49154:49155
-7:57345:57345:57346-57351:57352:57353:57354
+7:57345:57345:57346-57354:57610:57611:57612
 8:65537:-1:-1:65537:65538:65539
-9:73729:73729:73730-73735:73736:73737:73738
+9:73729:73729:73730-73738:73994:73995:73996
 10:81921:-1:-1:81921:81922:81923
 11:90113:-1:-1:90113:90114:90115
 12:98305:-1:-1:98305:98306:98307
@@ -25,9 +25,9 @@
 22:180225:-1:-1:180225:180226:180227
 23:188417:-1:-1:188417:188418:188419
 24:196609:-1:-1:196609:196610:196611
-25:204801:204801:204802-204807:204808:204809:204810
+25:204801:204801:204802-204810:205066:205067:205068
 26:212993:-1:-1:212993:212994:212995
-27:221185:221185:221186-221191:221192:221193:221194
+27:221185:221185:221186-221194:221450:221451:221452
 28:229377:-1:-1:229377:229378:229379
 29:237569:-1:-1:237569:237570:237571
 30:245761:-1:-1:245761:245762:245763
@@ -49,7 +49,7 @@
 46:376833:-1:-1:376833:376834:376835
 47:385025:-1:-1:385025:385026:385027
 48:393217:-1:-1:393217:393218:393219
-49:401409:401409:401410-401415:401416:401417:401418
+49:401409:401409:401410-401418:401674:401675:401676
 50:409601:-1:-1:409601:409602:409603
 51:417793:-1:-1:417793:417794:417795
 52:425985:-1:-1:425985:425986:425987
@@ -81,7 +81,7 @@
 78:638977:-1:-1:638977:638978:638979
 79:647169:-1:-1:647169:647170:647171
 80:655361:-1:-1:655361:655362:655363
-81:663553:663553:663554-663559:663560:663561:663562
+81:663553:663553:663554-663562:663818:663819:663820
 82:671745:-1:-1:671745:671746:671747
 83:679937:-1:-1:679937:679938:679939
 84:688129:-1:-1:688129:688130:688131
@@ -96,3 +96,51 @@
 93:761857:-1:-1:761857:761858:761859
 94:770049:-1:-1:770049:770050:770051
 95:778241:-1:-1:778241:778242:778243
+96:786433:-1:-1:786433:786434:786435
+97:794625:-1:-1:794625:794626:794627
+98:802817:-1:-1:802817:802818:802819
+99:811009:-1:-1:811009:811010:811011
+100:819201:-1:-1:819201:819202:819203
+101:827393:-1:-1:827393:827394:827395
+102:835585:-1:-1:835585:835586:835587
+103:843777:-1:-1:843777:843778:843779
+104:851969:-1:-1:851969:851970:851971
+105:860161:-1:-1:860161:860162:860163
+106:868353:-1:-1:868353:868354:868355
+107:876545:-1:-1:876545:876546:876547
+108:884737:-1:-1:884737:884738:884739
+109:892929:-1:-1:892929:892930:892931
+110:901121:-1:-1:901121:901122:901123
+111:909313:-1:-1:909313:909314:909315
+112:917505:-1:-1:917505:917506:917507
+113:925697:-1:-1:925697:925698:925699
+114:933889:-1:-1:933889:933890:933891
+115:942081:-1:-1:942081:942082:942083
+116:950273:-1:-1:950273:950274:950275
+117:958465:-1:-1:958465:958466:958467
+118:966657:-1:-1:966657:966658:966659
+119:974849:-1:-1:974849:974850:974851
+120:983041:-1:-1:983041:983042:983043
+121:991233:-1:-1:991233:991234:991235
+122:999425:-1:-1:999425:999426:999427
+123:1007617:-1:-1:1007617:1007618:1007619
+124:1015809:-1:-1:1015809:1015810:1015811
+125:1024001:1024001:1024002-1024010:1024011:1024012:1024013
+126:1032193:-1:-1:1032193:1032194:1032195
+127:1040385:-1:-1:1040385:1040386:1040387
+128:1048577:-1:-1:1048577:1048578:1048579
+129:1056769:-1:-1:1056769:1056770:1056771
+130:1064961:-1:-1:1064961:1064962:1064963
+131:1073153:-1:-1:1073153:1073154:1073155
+132:1081345:-1:-1:1081345:1081346:1081347
+133:1089537:-1:-1:1089537:1089538:1089539
+134:1097729:-1:-1:1097729:1097730:1097731
+135:1105921:-1:-1:1105921:1105922:1105923
+136:1114113:-1:-1:1114113:1114114:1114115
+137:1122305:-1:-1:1122305:1122306:1122307
+138:1130497:-1:-1:1130497:1130498:1130499
+139:1138689:-1:-1:1138689:1138690:1138691
+140:1146881:-1:-1:1146881:1146882:1146883
+141:1155073:-1:-1:1155073:1155074:1155075
+142:1163265:-1:-1:1163265:1163266:1163267
+143:1171457:-1:-1:1171457:1171458:1171459
Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information

Exit status is 0