Redhat Linux 7.1 scsi error

Redhat Linux 7.1 'freezes'. The Adaptec controller has been changed but the problem still occurs. Does this require a replacement of hard disk or is there anything else that can be attempted?

see below for excerpt of error message:

Jul 22 09:53:03 auttrin kernel: scsi0 channel 0 : resetting for second
> half of retries.
> Jul 22 09:53:03 auttrin kernel: SCSI bus is being reset for host 0
> channel 0.
> Jul 22 09:53:06 auttrin kernel: SCSI disk error : host 0 channel 0 id 0
> lun 0 return code = 26030000
> Jul 22 09:53:06 auttrin kernel:  I/O error: dev 08:06, sector 9961528
> Jul 22 09:53:06 auttrin kernel: scsi0 channel 0 : resetting for second
> half of retries.
> Jul 22 09:53:06 auttrin kernel: SCSI bus is being reset for host 0
> channel 0.
> Jul 22 09:53:08 auttrin kernel: (scsi0:0:0:0) Synchronous at 160.0
> Mbyte/sec, offset 63.
> Jul 22 09:53:38 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 d2 99 87 00 00 08
> 00
> Jul 22 09:53:38 auttrin kernel: (scsi0:0:0:0) SCSISIGI 0x84, SEQADDR
> 0x162, SSTAT0 0x2, SSTAT1 0x2
> Jul 22 09:53:38 auttrin kernel: (scsi0:0:0:0) SG_CACHEPTR 0x2, SSTAT2
> 0x0, STCNT 0x0
> Jul 22 09:53:38 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 de 99 a7 00 00 08
> 00
> Jul 22 09:53:38 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 03 8b 87 00 00 10
> 00
> Jul 22 09:53:38 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 92 99 7f 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 aa 99 87 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 03 6f ef 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: SCSI host 0 abort (pid 0) timed out -
> resetting
> Jul 22 09:54:13 auttrin kernel: SCSI bus is being reset for host 0
> channel 0.
> Jul 22 09:54:13 auttrin kernel: (scsi0:0:0:0) Synchronous at 160.0
> Mbyte/sec, offset 63.
> Jul 22 09:54:13 auttrin kernel: Device 08:06 not ready.
> Jul 22 09:54:13 auttrin kernel:  I/O error: dev 08:06, sector 7621664
> Jul 22 09:54:13 auttrin kernel: Device 08:01 not ready.
> Jul 22 09:54:13 auttrin kernel:  I/O error: dev 08:01, sector 1048640
> Jul 22 09:54:13 auttrin kernel: Device 08:01 not ready.
> Jul 22 09:54:13 auttrin kernel:  I/O error: dev 08:01, sector 2884336
> Jul 22 09:54:13 auttrin kernel: Device 08:01 not ready.
> Jul 22 09:54:13 auttrin kernel:  I/O error: dev 08:01, sector 1143856
> Jul 22 09:54:13 auttrin kernel: SCSI disk error : host 0 channel 0 id 0
> lun 0 return code = 26030000
> Jul 22 09:54:13 auttrin kernel:  I/O error: dev 08:06, sector 9961544
> Jul 22 09:54:13 auttrin kernel: SCSI host 0 abort (pid 0) timed out -
> resetting
> Jul 22 09:54:13 auttrin kernel: SCSI bus is being reset for host 0
> channel 0.
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 08 05 4f 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 ba 99 8f 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 0d cf 7f 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 04 01 a7 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 34 05 97 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 10 00 3f 00 00 10
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 a2 f1 67 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 11 64 1f 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: scsi : aborting command due to timeout :
> pid 0, scsi0, channel 0, id 0, lun 0 Write (10) 00 00 08 01 37 00 00 08
> 00
> Jul 22 09:54:13 auttrin kernel: SCSI host 0 abort (pid 0) timed out -
> resetting
> Jul 22 09:54:13 auttrin kernel: SCSI bus is being reset for host 0
> channel 0.
> Jul 22 09:54:13 auttrin kernel: (scsi0:0:0:0) Synchronous at 160.0
> Mbyte/sec, offset 63.
> Jul 22 09:54:13 auttrin kernel: Device 08:01 not ready.
> Jul 22 09:54:13 auttrin kernel:  I/O error: dev 08:01, sector 1572912