Indeed, I don't have DMAR errors in my syslog. Drives are 3 * WDC WD20EFRX-68EUZN0, 82.00A82, max UDMA/133 running soft-RAID5. One SAMSUNG SSD SM841 mSATA 128GB, DXM43D0Q, max UDMA/133 in a mSAT->SATA case/converter. Feb 4 19:09:43 atlantis kernel: [ 464.228813] ata3: failed to read log page 10h (errno=-5) Feb 4 19:09:43 atlantis kernel: [ 464.231988] ata3.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 Feb 4 19:09:43 atlantis kernel: [ 464.235233] ata3.00: irq_stat 0x40000008 Feb 4 19:09:43 atlantis kernel: ata3: failed to read log page 10h (errno=-5) Feb 4 19:09:43 atlantis kernel: ata3.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 Feb 4 19:09:43 atlantis kernel: ata3.00: irq_stat 0x40000008 Feb 4 19:09:43 atlantis kernel: [ 464.238596] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:09:43 atlantis kernel: [ 464.242000] ata3.00: cmd 60/00:70:90:3b:bc/04:00:0c:00:00/40 tag 14 ncq 524288 in Feb 4 19:09:43 atlantis kernel: [ 464.242000] res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:09:43 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:09:43 atlantis kernel: ata3.00: cmd 60/00:70:90:3b:bc/04:00:0c:00:00/40 tag 14 ncq 524288 in res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:09:43 atlantis kernel: [ 464.248733] ata3.00: status: { DRDY } Feb 4 19:09:43 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:09:43 atlantis kernel: [ 464.252192] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:09:43 atlantis kernel: [ 464.255558] ata3.00: cmd 60/00:78:90:3f:bc/04:00:0c:00:00/40 tag 15 ncq 524288 in Feb 4 19:09:43 atlantis kernel: [ 464.255558] res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:09:43 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:09:43 atlantis kernel: ata3.00: cmd 60/00:78:90:3f:bc/04:00:0c:00:00/40 tag 15 ncq 524288 in res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:09:43 atlantis kernel: [ 464.262523] ata3.00: status: { DRDY } Feb 4 19:09:43 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:09:43 atlantis kernel: [ 464.272877] ata3.00: revalidation failed (errno=-2) Feb 4 19:09:43 atlantis kernel: [ 464.276284] ata3: hard resetting link Feb 4 19:09:43 atlantis kernel: ata3.00: revalidation failed (errno=-2) Feb 4 19:09:43 atlantis kernel: ata3: hard resetting link Feb 4 19:09:44 atlantis kernel: [ 464.586712] ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Feb 4 19:09:44 atlantis kernel: ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Feb 4 19:09:44 atlantis kernel: [ 464.593370] ata3.00: configured for UDMA/133 Feb 4 19:09:44 atlantis kernel: [ 464.596855] ata3: EH complete Feb 4 19:09:44 atlantis kernel: ata3.00: configured for UDMA/133 Feb 4 19:09:44 atlantis kernel: ata3: EH complete Feb 4 19:10:03 atlantis kernel: [ 484.234979] ata3: failed to read log page 10h (errno=-5) Feb 4 19:10:03 atlantis kernel: [ 484.238484] ata3.00: exception Emask 0x1 SAct 0xc000000 SErr 0x0 action 0x0 Feb 4 19:10:03 atlantis kernel: [ 484.242039] ata3.00: irq_stat 0x40000008 Feb 4 19:10:03 atlantis kernel: ata3: failed to read log page 10h (errno=-5) Feb 4 19:10:03 atlantis kernel: ata3.00: exception Emask 0x1 SAct 0xc000000 SErr 0x0 action 0x0 Feb 4 19:10:03 atlantis kernel: ata3.00: irq_stat 0x40000008 Feb 4 19:10:03 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:10:03 atlantis kernel: [ 484.245881] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:10:03 atlantis kernel: [ 484.249500] ata3.00: cmd 60/00:d0:90:c3:ee/04:00:0c:00:00/40 tag 26 ncq 524288 in Feb 4 19:10:03 atlantis kernel: [ 484.249500] res 50/00:02:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:10:03 atlantis kernel: ata3.00: cmd 60/00:d0:90:c3:ee/04:00:0c:00:00/40 tag 26 ncq 524288 in res 50/00:02:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:10:03 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:10:03 atlantis kernel: [ 484.256948] ata3.00: status: { DRDY } Feb 4 19:10:03 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:10:03 atlantis kernel: [ 484.260818] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:10:03 atlantis kernel: [ 484.264631] ata3.00: cmd 60/00:d8:90:c7:ee/04:00:0c:00:00/40 tag 27 ncq 524288 in Feb 4 19:10:03 atlantis kernel: [ 484.264631] res 50/00:02:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:10:03 atlantis kernel: ata3.00: cmd 60/00:d8:90:c7:ee/04:00:0c:00:00/40 tag 27 ncq 524288 in res 50/00:02:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:10:03 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:10:03 atlantis kernel: [ 484.272371] ata3.00: status: { DRDY } Feb 4 19:10:03 atlantis kernel: [ 484.283077] ata3.00: revalidation failed (errno=-2) Feb 4 19:10:03 atlantis kernel: [ 484.286982] ata3: hard resetting link Feb 4 19:10:03 atlantis kernel: ata3.00: revalidation failed (errno=-2) Feb 4 19:10:03 atlantis kernel: ata3: hard resetting link Feb 4 19:10:04 atlantis kernel: [ 484.596697] ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Feb 4 19:10:04 atlantis kernel: ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Feb 4 19:10:04 atlantis kernel: [ 484.603078] ata3.00: configured for UDMA/133 Feb 4 19:10:04 atlantis kernel: [ 484.606931] ata3: EH complete Feb 4 19:10:04 atlantis kernel: ata3.00: configured for UDMA/133 Feb 4 19:10:04 atlantis kernel: ata3: EH complete ---snip con'd---- Feb 4 19:24:11 atlantis kernel: [ 1333.841337] ata3: failed to read log page 10h (errno=-5) Feb 4 19:24:11 atlantis kernel: [ 1333.846065] ata3.00: exception Emask 0x1 SAct 0x6 SErr 0x0 action 0x0 Feb 4 19:24:11 atlantis kernel: [ 1333.850813] ata3.00: irq_stat 0x40000008 Feb 4 19:24:11 atlantis kernel: ata3: failed to read log page 10h (errno=-5) Feb 4 19:24:11 atlantis kernel: ata3.00: exception Emask 0x1 SAct 0x6 SErr 0x0 action 0x0 Feb 4 19:24:11 atlantis kernel: ata3.00: irq_stat 0x40000008 Feb 4 19:24:11 atlantis kernel: [ 1333.855588] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:24:11 atlantis kernel: [ 1333.860450] ata3.00: cmd 60/00:08:20:20:91/04:00:15:00:00/40 tag 1 ncq 524288 in Feb 4 19:24:11 atlantis kernel: [ 1333.860450] res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:24:11 atlantis kernel: [ 1333.869939] ata3.00: status: { DRDY } Feb 4 19:24:11 atlantis kernel: [ 1333.874723] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:24:11 atlantis kernel: [ 1333.879449] ata3.00: cmd 60/00:10:20:24:91/04:00:15:00:00/40 tag 2 ncq 524288 in Feb 4 19:24:11 atlantis kernel: [ 1333.879449] res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:24:11 atlantis kernel: [ 1333.888934] ata3.00: status: { DRDY } Feb 4 19:24:11 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:24:11 atlantis kernel: ata3.00: cmd 60/00:08:20:20:91/04:00:15:00:00/40 tag 1 ncq 524288 in res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:24:11 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:24:11 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:24:11 atlantis kernel: ata3.00: cmd 60/00:10:20:24:91/04:00:15:00:00/40 tag 2 ncq 524288 in res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x1 (device error) Feb 4 19:24:11 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:24:11 atlantis kernel: [ 1333.900431] ata3.00: revalidation failed (errno=-2) Feb 4 19:24:11 atlantis kernel: [ 1333.905185] ata3: hard resetting link Feb 4 19:24:11 atlantis kernel: ata3.00: revalidation failed (errno=-2) Feb 4 19:24:11 atlantis kernel: ata3: hard resetting link Feb 4 19:24:12 atlantis kernel: [ 1334.217053] ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Feb 4 19:24:12 atlantis kernel: ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Feb 4 19:24:12 atlantis kernel: [ 1334.225017] ata3.00: configured for UDMA/133 Feb 4 19:24:12 atlantis kernel: [ 1334.229846] ata3: EH complete Feb 4 19:24:12 atlantis kernel: ata3.00: configured for UDMA/133 Feb 4 19:24:12 atlantis kernel: ata3: EH complete Feb 4 19:25:29 atlantis kernel: [ 1411.927668] ata3.00: exception Emask 0x10 SAct 0xc00000 SErr 0x200000 action 0x6 frozen Feb 4 19:25:29 atlantis kernel: [ 1411.931534] ata3.00: irq_stat 0x08000008, interface fatal error Feb 4 19:25:29 atlantis kernel: [ 1411.935186] ata3: SError: { BadCRC } Feb 4 19:25:29 atlantis kernel: ata3.00: exception Emask 0x10 SAct 0xc00000 SErr 0x200000 action 0x6 frozen Feb 4 19:25:29 atlantis kernel: ata3.00: irq_stat 0x08000008, interface fatal error Feb 4 19:25:29 atlantis kernel: ata3: SError: { BadCRC } Feb 4 19:25:29 atlantis kernel: [ 1411.938834] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:25:29 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:25:29 atlantis kernel: [ 1411.942474] ata3.00: cmd 60/00:b0:28:d5:5a/04:00:16:00:00/40 tag 22 ncq 524288 in Feb 4 19:25:29 atlantis kernel: [ 1411.942474] res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error) Feb 4 19:25:29 atlantis kernel: ata3.00: cmd 60/00:b0:28:d5:5a/04:00:16:00:00/40 tag 22 ncq 524288 in res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error) Feb 4 19:25:29 atlantis kernel: [ 1411.949448] ata3.00: status: { DRDY } Feb 4 19:25:29 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:25:29 atlantis kernel: ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:25:29 atlantis kernel: [ 1411.952943] ata3.00: failed command: READ FPDMA QUEUED Feb 4 19:25:29 atlantis kernel: [ 1411.956309] ata3.00: cmd 60/00:b8:28:d9:5a/04:00:16:00:00/40 tag 23 ncq 524288 in Feb 4 19:25:29 atlantis kernel: [ 1411.956309] res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error) Feb 4 19:25:29 atlantis kernel: ata3.00: cmd 60/00:b8:28:d9:5a/04:00:16:00:00/40 tag 23 ncq 524288 in res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error) Feb 4 19:25:29 atlantis kernel: [ 1411.962998] ata3.00: status: { DRDY } Feb 4 19:25:29 atlantis kernel: ata3.00: status: { DRDY } Feb 4 19:25:29 atlantis kernel: [ 1411.966227] ata3: hard resetting link Feb 4 19:25:29 atlantis kernel: ata3: hard resetting link Feb 4 19:25:35 atlantis kernel: [ 1417.335416] ata3: link is slow to respond, please be patient (ready=0) Feb 4 19:25:35 atlantis kernel: ata3: link is slow to respond, please be patient (ready=0) Feb 4 19:25:39 atlantis kernel: [ 1421.989709] ata3: COMRESET failed (errno=-16) Feb 4 19:25:39 atlantis kernel: [ 1421.994600] ata3: hard resetting link Feb 4 19:25:39 atlantis kernel: ata3: COMRESET failed (errno=-16) Feb 4 19:25:39 atlantis kernel: ata3: hard resetting link Feb 4 19:25:45 atlantis kernel: [ 1427.364236] ata3: link is slow to respond, please be patient (ready=0) Feb 4 19:25:45 atlantis kernel: ata3: link is slow to respond, please be patient (ready=0) Feb 4 19:25:49 atlantis kernel: [ 1432.019121] ata3: COMRESET failed (errno=-16) Feb 4 19:25:49 atlantis kernel: [ 1432.023757] ata3: hard resetting link Feb 4 19:25:49 atlantis kernel: ata3: COMRESET failed (errno=-16) Feb 4 19:25:49 atlantis kernel: ata3: hard resetting link Feb 4 19:25:55 atlantis kernel: [ 1437.392833] ata3: link is slow to respond, please be patient (ready=0) Feb 4 19:25:55 atlantis kernel: ata3: link is slow to respond, please be patient (ready=0) Feb 4 19:26:24 atlantis kernel: [ 1467.136950] ata3: COMRESET failed (errno=-16) Feb 4 19:26:24 atlantis kernel: [ 1467.141422] ata3: limiting SATA link speed to 3.0 Gbps Feb 4 19:26:24 atlantis kernel: [ 1467.145685] ata3: hard resetting link Feb 4 19:26:24 atlantis kernel: ata3: COMRESET failed (errno=-16) Feb 4 19:26:24 atlantis kernel: ata3: limiting SATA link speed to 3.0 Gbps Feb 4 19:26:24 atlantis kernel: ata3: hard resetting link Feb 4 19:26:29 atlantis kernel: [ 1472.156765] ata3: COMRESET failed (errno=-16) Feb 4 19:26:29 atlantis kernel: [ 1472.160801] ata3: reset failed, giving up Feb 4 19:26:29 atlantis kernel: [ 1472.164731] ata3.00: disabled Feb 4 19:26:29 atlantis kernel: ata3: COMRESET failed (errno=-16) Feb 4 19:26:29 atlantis kernel: ata3: reset failed, giving up Feb 4 19:26:29 atlantis kernel: ata3.00: disabled Feb 4 19:26:29 atlantis kernel: [ 1472.168844] ata3: EH complete Feb 4 19:26:29 atlantis kernel: ata3: EH complete Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a d9 28 00 04 00 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375052584 Feb 4 19:26:29 atlantis kernel: [ 1472.172994] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.176560] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.180054] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.183421] Read(10): 28 00 16 5a d9 28 00 04 00 00 Feb 4 19:26:29 atlantis kernel: [ 1472.186732] end_request: I/O error, dev sdc, sector 375052584 Feb 4 19:26:29 atlantis kernel: [ 1472.190084] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190550] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190553] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.190556] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.190565] Read(10): 28 00 16 5a d9 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.190568] end_request: I/O error, dev sdc, sector 375052584 Feb 4 19:26:29 atlantis kernel: [ 1472.190594] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190596] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.190599] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.190607] Read(10): 28 00 16 5a d9 a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.190610] end_request: I/O error, dev sdc, sector 375052712 Feb 4 19:26:29 atlantis kernel: [ 1472.190630] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190631] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.190634] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.190642] Read(10): 28 00 16 5a da 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.190644] end_request: I/O error, dev sdc, sector 375052840 Feb 4 19:26:29 atlantis kernel: [ 1472.190664] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190665] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.190668] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.190676] Read(10): 28 00 16 5a da a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.190678] end_request: I/O error, dev sdc, sector 375052968 Feb 4 19:26:29 atlantis kernel: [ 1472.190697] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190698] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.190701] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.190709] Read(10): 28 00 16 5a db 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.190711] end_request: I/O error, dev sdc, sector 375053096 Feb 4 19:26:29 atlantis kernel: [ 1472.190730] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.190732] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.190734] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.190742] Read(10): 28 00 16 5a db a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.190744] end_request: I/O error, dev sdc, sector 375053224 Feb 4 19:26:29 atlantis kernel: [ 1472.191566] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.191568] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.191571] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.191581] Read(10): 28 00 16 5a dc 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.191584] end_request: I/O error, dev sdc, sector 375053352 Feb 4 19:26:29 atlantis kernel: [ 1472.191613] sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.191614] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: [ 1472.191617] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: [ 1472.191625] Read(10): 28 00 16 5a dc a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.191627] end_request: I/O error, dev sdc, sector 375053480 Feb 4 19:26:29 atlantis kernel: [ 1472.309900] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: [ 1472.312780] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a d9 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375052584 Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a d9 a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: [ 1472.315653] Read(10): 28 00 16 5a d5 28 00 04 00 00 Feb 4 19:26:29 atlantis kernel: [ 1472.318569] end_request: I/O error, dev sdc, sector 375051560 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375052712 Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a da 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375052840 Feb 4 19:26:30 atlantis kernel: [ 1472.321543] md/raid:md127: Too many read errors, failing device sdc1. Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a da a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375052968 Feb 4 19:26:30 atlantis kernel: [ 1472.324618] md/raid:md127: Disk failure on sdc1, disabling device. Feb 4 19:26:30 atlantis kernel: [ 1472.324618] md/raid:md127: Operation continuing on 2 devices. Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a db 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375053096 Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:30 atlantis kernel: [ 1472.330348] md/raid:md127: read error not correctable (sector 375049520 on sdc1). Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a db a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375053224 Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:30 atlantis kernel: [ 1472.333180] md/raid:md127: read error not correctable (sector 375049528 on sdc1). Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a dc 28 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375053352 Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:30 atlantis kernel: [ 1472.336083] md/raid:md127: read error not correctable (sector 375049536 on sdc1). Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a dc a8 00 00 80 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375053480 Feb 4 19:26:29 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:30 atlantis kernel: [ 1472.338834] md/raid:md127: read error not correctable (sector 375049544 on sdc1). Feb 4 19:26:30 atlantis kernel: [ 1472.341483] md/raid:md127: read error not correctable (sector 375049552 on sdc1). Feb 4 19:26:29 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:29 atlantis kernel: Read(10): 28 00 16 5a d5 28 00 04 00 00 Feb 4 19:26:29 atlantis kernel: end_request: I/O error, dev sdc, sector 375051560 Feb 4 19:26:30 atlantis kernel: md/raid:md127: Too many read errors, failing device sdc1. Feb 4 19:26:30 atlantis kernel: md/raid:md127: Disk failure on sdc1, disabling device. md/raid:md127: Operation continuing on 2 devices. Feb 4 19:26:30 atlantis kernel: [ 1472.344136] md/raid:md127: read error not correctable (sector 375049560 on sdc1). Feb 4 19:26:30 atlantis kernel: [ 1472.346947] md/raid:md127: read error not correctable (sector 375049568 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049520 on sdc1). Feb 4 19:26:30 atlantis kernel: [ 1472.349635] md/raid:md127: read error not correctable (sector 375049576 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049528 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049536 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049544 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049552 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049560 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049568 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049576 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049584 on sdc1). Feb 4 19:26:30 atlantis kernel: [ 1472.352139] md/raid:md127: read error not correctable (sector 375049584 on sdc1). Feb 4 19:26:30 atlantis kernel: [ 1472.355113] md/raid:md127: read error not correctable (sector 375049592 on sdc1). Feb 4 19:26:30 atlantis kernel: md/raid:md127: read error not correctable (sector 375049592 on sdc1). Feb 4 19:26:30 atlantis kernel: [ 1472.357994] sd 2:0:0:0: [sdc] Feb 4 19:26:30 atlantis kernel: [ 1472.360574] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:30 atlantis kernel: [ 1472.363229] sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:30 atlantis kernel: sd 2:0:0:0: [sdc] Feb 4 19:26:30 atlantis kernel: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK Feb 4 19:26:30 atlantis kernel: sd 2:0:0:0: [sdc] CDB: Feb 4 19:26:30 atlantis kernel: [ 1472.365664] Write(10): 2a 00 16 5a d9 28 00 04 00 00 Feb 4 19:26:30 atlantis kernel: Write(10): 2a 00 16 5a d9 28 00 04 00 00 Feb 4 19:27:30 atlantis kernel: [ 1532.836568] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen Feb 4 19:27:30 atlantis kernel: [ 1532.839292] ata4.00: failed command: FLUSH CACHE EXT Feb 4 19:27:30 atlantis kernel: [ 1532.841987] ata4.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 16 Feb 4 19:27:30 atlantis kernel: [ 1532.841987] res 40/00:00:01:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout) Feb 4 19:27:30 atlantis kernel: ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen