Jednalo se kopírování vždy z ext4 na ext4. Stejný problém se vyskytnul při kopírování na externí HDD i na stejný HDD, kde je původní soubor.
Do /var/log/syslog to přidalo tyto řádky:
Oct 9 17:56:54 kernel: [ 294.970124] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:56:54 kernel: [ 294.970131] ata4.00: BMDMA stat 0x25
Oct 9 17:56:54 kernel: [ 294.970137] ata4.00: failed command: READ DMA EXT
Oct 9 17:56:54 kernel: [ 294.970147] ata4.00: cmd 25/00:00:bf:df:a6/00:01:13:00:00/e0 tag 0 dma 131072 in
Oct 9 17:56:54 kernel: [ 294.970149] res 51/40:5f:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:56:54 kernel: [ 294.970155] ata4.00: status: { DRDY ERR }
Oct 9 17:56:54 kernel: [ 294.970159] ata4.00: error: { UNC }
Oct 9 17:56:54 kernel: [ 294.985071] ata4.00: configured for UDMA/133
Oct 9 17:56:54 kernel: [ 294.985083] ata4: EH complete
Oct 9 17:56:56 kernel: [ 297.370607] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:56:56 kernel: [ 297.370615] ata4.00: BMDMA stat 0x25
Oct 9 17:56:56 kernel: [ 297.370620] ata4.00: failed command: READ DMA EXT
Oct 9 17:56:56 kernel: [ 297.370630] ata4.00: cmd 25/00:00:bf:df:a6/00:01:13:00:00/e0 tag 0 dma 131072 in
Oct 9 17:56:56 kernel: [ 297.370632] res 51/40:5f:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:56:56 kernel: [ 297.370638] ata4.00: status: { DRDY ERR }
Oct 9 17:56:56 kernel: [ 297.370642] ata4.00: error: { UNC }
Oct 9 17:56:56 kernel: [ 297.392464] ata4.00: configured for UDMA/133
Oct 9 17:56:56 kernel: [ 297.392478] ata4: EH complete
Oct 9 17:56:58 kernel: [ 299.815134] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:56:58 kernel: [ 299.815141] ata4.00: BMDMA stat 0x25
Oct 9 17:56:58 kernel: [ 299.815147] ata4.00: failed command: READ DMA EXT
Oct 9 17:56:58 kernel: [ 299.815157] ata4.00: cmd 25/00:00:bf:df:a6/00:01:13:00:00/e0 tag 0 dma 131072 in
Oct 9 17:56:58 kernel: [ 299.815159] res 51/40:5f:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:56:58 kernel: [ 299.815165] ata4.00: status: { DRDY ERR }
Oct 9 17:56:58 kernel: [ 299.815169] ata4.00: error: { UNC }
Oct 9 17:56:58 kernel: [ 299.836439] ata4.00: configured for UDMA/133
Oct 9 17:56:58 kernel: [ 299.836454] ata4: EH complete
Oct 9 17:57:01 kernel: [ 302.248643] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:01 kernel: [ 302.248650] ata4.00: BMDMA stat 0x25
Oct 9 17:57:01 kernel: [ 302.248656] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:01 kernel: [ 302.248666] ata4.00: cmd 25/00:00:bf:df:a6/00:01:13:00:00/e0 tag 0 dma 131072 in
Oct 9 17:57:01 kernel: [ 302.248668] res 51/40:5f:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:01 kernel: [ 302.248674] ata4.00: status: { DRDY ERR }
Oct 9 17:57:01 kernel: [ 302.248678] ata4.00: error: { UNC }
Oct 9 17:57:01 kernel: [ 302.272558] ata4.00: configured for UDMA/133
Oct 9 17:57:01 kernel: [ 302.272573] ata4: EH complete
Oct 9 17:57:03 kernel: [ 304.671185] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:03 kernel: [ 304.671192] ata4.00: BMDMA stat 0x25
Oct 9 17:57:03 kernel: [ 304.671198] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:03 kernel: [ 304.671208] ata4.00: cmd 25/00:00:bf:df:a6/00:01:13:00:00/e0 tag 0 dma 131072 in
Oct 9 17:57:03 kernel: [ 304.671210] res 51/40:5f:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:03 kernel: [ 304.671216] ata4.00: status: { DRDY ERR }
Oct 9 17:57:03 kernel: [ 304.671219] ata4.00: error: { UNC }
Oct 9 17:57:03 kernel: [ 304.693084] ata4.00: configured for UDMA/133
Oct 9 17:57:03 kernel: [ 304.693099] ata4: EH complete
Oct 9 17:57:06 kernel: [ 307.081632] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:06 kernel: [ 307.081639] ata4.00: BMDMA stat 0x25
Oct 9 17:57:06 kernel: [ 307.081645] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:06 kernel: [ 307.081655] ata4.00: cmd 25/00:00:bf:df:a6/00:01:13:00:00/e0 tag 0 dma 131072 in
Oct 9 17:57:06 kernel: [ 307.081657] res 51/40:5f:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:06 kernel: [ 307.081662] ata4.00: status: { DRDY ERR }
Oct 9 17:57:06 kernel: [ 307.081666] ata4.00: error: { UNC }
Oct 9 17:57:06 kernel: [ 307.104575] ata4.00: configured for UDMA/133
Oct 9 17:57:06 kernel: [ 307.104593] sd 3:0:0:0: [sdb] Unhandled sense code
Oct 9 17:57:06 kernel: [ 307.104597] sd 3:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Oct 9 17:57:06 kernel: [ 307.104603] sd 3:0:0:0: [sdb] Sense Key : Medium Error [current] [descriptor]
Oct 9 17:57:06 kernel: [ 307.104611] Descriptor sense data with sense descriptors (in hex):
Oct 9 17:57:06 kernel: [ 307.104615] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
Oct 9 17:57:06 kernel: [ 307.104634] 13 a6 e0 53
Oct 9 17:57:06 kernel: [ 307.104641] sd 3:0:0:0: [sdb] Add. Sense: Unrecovered read error - auto reallocate failed
Oct 9 17:57:06 kernel: [ 307.104651] sd 3:0:0:0: [sdb] CDB: Read(10): 28 00 13 a6 df bf 00 01 00 00
Oct 9 17:57:06 kernel: [ 307.104668] end_request: I/O error, dev sdb, sector 329703507
Oct 9 17:57:06 kernel: [ 307.104698] ata4: EH complete
Oct 9 17:57:09 kernel: [ 310.648315] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:09 kernel: [ 310.648322] ata4.00: BMDMA stat 0x24
Oct 9 17:57:09 kernel: [ 310.648328] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:09 kernel: [ 310.648338] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:09 kernel: [ 310.648340] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:09 kernel: [ 310.648345] ata4.00: status: { DRDY ERR }
Oct 9 17:57:09 kernel: [ 310.648349] ata4.00: error: { UNC }
Oct 9 17:57:09 kernel: [ 310.665246] ata4.00: configured for UDMA/133
Oct 9 17:57:09 kernel: [ 310.665259] ata4: EH complete
Oct 9 17:57:12 kernel: [ 313.059808] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:12 kernel: [ 313.059815] ata4.00: BMDMA stat 0x24
Oct 9 17:57:12 kernel: [ 313.059821] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:12 kernel: [ 313.059830] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:12 kernel: [ 313.059833] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:12 kernel: [ 313.059838] ata4.00: status: { DRDY ERR }
Oct 9 17:57:12 kernel: [ 313.059842] ata4.00: error: { UNC }
Oct 9 17:57:12 kernel: [ 313.080446] ata4.00: configured for UDMA/133
Oct 9 17:57:12 kernel: [ 313.080461] ata4: EH complete
Oct 9 17:57:14 kernel: [ 315.493323] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:14 kernel: [ 315.493330] ata4.00: BMDMA stat 0x24
Oct 9 17:57:14 kernel: [ 315.493336] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:14 kernel: [ 315.493345] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:14 kernel: [ 315.493348] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:14 kernel: [ 315.493353] ata4.00: status: { DRDY ERR }
Oct 9 17:57:14 kernel: [ 315.493357] ata4.00: error: { UNC }
Oct 9 17:57:14 kernel: [ 315.517226] ata4.00: configured for UDMA/133
Oct 9 17:57:14 kernel: [ 315.517241] ata4: EH complete
Oct 9 17:57:16 kernel: [ 317.904830] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:16 kernel: [ 317.904837] ata4.00: BMDMA stat 0x24
Oct 9 17:57:16 kernel: [ 317.904843] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:16 kernel: [ 317.904853] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:16 kernel: [ 317.904855] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:16 kernel: [ 317.904861] ata4.00: status: { DRDY ERR }
Oct 9 17:57:16 kernel: [ 317.904864] ata4.00: error: { UNC }
Oct 9 17:57:16 kernel: [ 317.928722] ata4.00: configured for UDMA/133
Oct 9 17:57:16 kernel: [ 317.928738] ata4: EH complete
Oct 9 17:57:19 kernel: [ 320.326313] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:19 kernel: [ 320.326320] ata4.00: BMDMA stat 0x24
Oct 9 17:57:19 kernel: [ 320.326325] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:19 kernel: [ 320.326335] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:19 kernel: [ 320.326337] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:19 kernel: [ 320.326343] ata4.00: status: { DRDY ERR }
Oct 9 17:57:19 kernel: [ 320.326347] ata4.00: error: { UNC }
Oct 9 17:57:19 kernel: [ 320.349236] ata4.00: configured for UDMA/133
Oct 9 17:57:19 kernel: [ 320.349251] ata4: EH complete
Oct 9 17:57:21 kernel: [ 322.737809] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:21 kernel: [ 322.737816] ata4.00: BMDMA stat 0x24
Oct 9 17:57:21 kernel: [ 322.737822] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:21 kernel: [ 322.737831] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:21 kernel: [ 322.737834] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:21 kernel: [ 322.737839] ata4.00: status: { DRDY ERR }
Oct 9 17:57:21 kernel: [ 322.737843] ata4.00: error: { UNC }
Oct 9 17:57:21 kernel: [ 322.760735] ata4.00: configured for UDMA/133
Oct 9 17:57:21 kernel: [ 322.760753] sd 3:0:0:0: [sdb] Unhandled sense code
Oct 9 17:57:21 kernel: [ 322.760757] sd 3:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Oct 9 17:57:21 kernel: [ 322.760763] sd 3:0:0:0: [sdb] Sense Key : Medium Error [current] [descriptor]
Oct 9 17:57:21 kernel: [ 322.760771] Descriptor sense data with sense descriptors (in hex):
Oct 9 17:57:21 kernel: [ 322.760775] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
Oct 9 17:57:21 kernel: [ 322.760794] 13 a6 e0 53
Oct 9 17:57:21 kernel: [ 322.760802] sd 3:0:0:0: [sdb] Add. Sense: Unrecovered read error - auto reallocate failed
Oct 9 17:57:21 kernel: [ 322.760811] sd 3:0:0:0: [sdb] CDB: Read(10): 28 00 13 a6 e0 4f 00 00 08 00
Oct 9 17:57:21 kernel: [ 322.760828] end_request: I/O error, dev sdb, sector 329703507
Oct 9 17:57:21 kernel: [ 322.760855] ata4: EH complete
Oct 9 17:57:24 kernel: [ 325.437589] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:24 kernel: [ 325.437596] ata4.00: BMDMA stat 0x24
Oct 9 17:57:24 kernel: [ 325.437602] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:24 kernel: [ 325.437612] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:24 kernel: [ 325.437614] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:24 kernel: [ 325.437620] ata4.00: status: { DRDY ERR }
Oct 9 17:57:24 kernel: [ 325.437624] ata4.00: error: { UNC }
Oct 9 17:57:24 kernel: [ 325.460535] ata4.00: configured for UDMA/133
Oct 9 17:57:24 kernel: [ 325.460549] ata4: EH complete
Oct 9 17:57:26 kernel: [ 327.849074] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:26 kernel: [ 327.849081] ata4.00: BMDMA stat 0x24
Oct 9 17:57:26 kernel: [ 327.849087] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:26 kernel: [ 327.849096] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:26 kernel: [ 327.849099] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:26 kernel: [ 327.849104] ata4.00: status: { DRDY ERR }
Oct 9 17:57:26 kernel: [ 327.849108] ata4.00: error: { UNC }
Oct 9 17:57:26 kernel: [ 327.872990] ata4.00: configured for UDMA/133
Oct 9 17:57:26 kernel: [ 327.873006] ata4: EH complete
Oct 9 17:57:29 kernel: [ 330.260557] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:29 kernel: [ 330.260564] ata4.00: BMDMA stat 0x24
Oct 9 17:57:29 kernel: [ 330.260569] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:29 kernel: [ 330.260579] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:29 kernel: [ 330.260581] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:29 kernel: [ 330.260587] ata4.00: status: { DRDY ERR }
Oct 9 17:57:29 kernel: [ 330.260591] ata4.00: error: { UNC }
Oct 9 17:57:29 kernel: [ 330.284470] ata4.00: configured for UDMA/133
Oct 9 17:57:29 kernel: [ 330.284482] ata4: EH complete
Oct 9 17:57:31 kernel: [ 332.671058] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:31 kernel: [ 332.671065] ata4.00: BMDMA stat 0x24
Oct 9 17:57:31 kernel: [ 332.671071] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:31 kernel: [ 332.671081] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:31 kernel: [ 332.671083] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:31 kernel: [ 332.671088] ata4.00: status: { DRDY ERR }
Oct 9 17:57:31 kernel: [ 332.671092] ata4.00: error: { UNC }
Oct 9 17:57:31 kernel: [ 332.692980] ata4.00: configured for UDMA/133
Oct 9 17:57:31 kernel: [ 332.692995] ata4: EH complete
Oct 9 17:57:34 kernel: [ 335.082533] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:34 kernel: [ 335.082539] ata4.00: BMDMA stat 0x24
Oct 9 17:57:34 kernel: [ 335.082545] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:34 kernel: [ 335.082555] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:34 kernel: [ 335.082557] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:34 kernel: [ 335.082562] ata4.00: status: { DRDY ERR }
Oct 9 17:57:34 kernel: [ 335.082566] ata4.00: error: { UNC }
Oct 9 17:57:34 kernel: [ 335.104482] ata4.00: configured for UDMA/133
Oct 9 17:57:34 kernel: [ 335.104496] ata4: EH complete
Oct 9 17:57:36 kernel: [ 337.494031] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Oct 9 17:57:36 kernel: [ 337.494038] ata4.00: BMDMA stat 0x24
Oct 9 17:57:36 kernel: [ 337.494044] ata4.00: failed command: READ DMA EXT
Oct 9 17:57:36 kernel: [ 337.494053] ata4.00: cmd 25/00:08:4f:e0:a6/00:00:13:00:00/e0 tag 0 dma 4096 in
Oct 9 17:57:36 kernel: [ 337.494056] res 51/40:00:53:e0:a6/40:00:13:00:00/e0 Emask 0x9 (media error)
Oct 9 17:57:36 kernel: [ 337.494061] ata4.00: status: { DRDY ERR }
Oct 9 17:57:36 kernel: [ 337.494065] ata4.00: error: { UNC }
Oct 9 17:57:36 kernel: [ 337.516958] ata4.00: configured for UDMA/133
Oct 9 17:57:36 kernel: [ 337.516975] sd 3:0:0:0: [sdb] Unhandled sense code
Oct 9 17:57:36 kernel: [ 337.516979] sd 3:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Oct 9 17:57:36 kernel: [ 337.516985] sd 3:0:0:0: [sdb] Sense Key : Medium Error [current] [descriptor]
Oct 9 17:57:36 kernel: [ 337.516993] Descriptor sense data with sense descriptors (in hex):
Oct 9 17:57:36 kernel: [ 337.516997] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
Oct 9 17:57:36 kernel: [ 337.517016] 13 a6 e0 53
Oct 9 17:57:36 kernel: [ 337.517024] sd 3:0:0:0: [sdb] Add. Sense: Unrecovered read error - auto reallocate failed
Oct 9 17:57:36 kernel: [ 337.517033] sd 3:0:0:0: [sdb] CDB: Read(10): 28 00 13 a6 e0 4f 00 00 08 00
Oct 9 17:57:36 kernel: [ 337.517050] end_request: I/O error, dev sdb, sector 329703507
Oct 9 17:57:36 kernel: [ 337.517078] ata4: EH complete