Description of problem: Mar 4 06:01:00 MCP-B kernel: scsi : aborting command due to timeout : pid 994812, scsi2, channel 0, id 5, lun 0 Read (10) 00 00 00 00 77 00 00 08 00 Mar 4 06:01:00 MCP-B kernel: (scsi2:0:5:0) SCSISIGI 0xb6, SEQADDR 0x8c, SSTAT0 0x0, SSTAT1 0x3 Mar 4 06:01:00 MCP-B kernel: (scsi2:0:5:0) SG_CACHEPTR 0x0, SSTAT2 0x40, STCNT 0xffffff Mar 4 06:01:00 MCP-B kernel: SCSI host 2 abort (pid 994812) timed out - resetting Mar 4 06:01:00 MCP-B kernel: SCSI bus is being reset for host 2 channel 0. Mar 4 06:01:02 MCP-B kernel: (scsi2:0:5:0) Synchronous at 160.0 Mbyte/sec, offset 62. Mar 4 06:01:02 MCP-B kernel: (scsi2:0:5:0) CRC error during Data-In phase. Mar 4 06:01:02 MCP-B kernel: (scsi2:0:5:0) CRC error in intermediate CRC packet. Mar 4 06:01:02 MCP-B kernel: Rcv(29) Mar 4 06:02:02 MCP-B kernel: SCSI host 2 abort (pid 996083) timed out - resetting Mar 4 06:02:02 MCP-B kernel: SCSI bus is being reset for host 2 channel 0. Mar 4 06:02:02 MCP-B kernel: (scsi2:0:5:0) Data overrun detected in Data-In phase, tag 1; Mar 4 06:02:02 MCP-B kernel: Have seen Data Phase. Length=4096, NumSGs=1. Mar 4 06:02:02 MCP-B kernel: Raw SCSI Command: 0x28 00 00 00 00 77 00 00 08 00 Mar 4 06:02:02 MCP-B kernel: scsi : aborting command due to timeout : pid 996084, scsi2, channel 0, id 5, lun 0 Read Capacity 00 00 00 00 00 00 00 00 00 Mar 4 06:02:03 MCP-B kernel: (scsi2:0:5:0) Synchronous at 160.0 Mbyte/sec, offset 62. Mar 4 06:02:03 MCP-B kernel: (scsi2:0:5:0) CRC error during Data-In phase. Mar 4 06:02:03 MCP-B kernel: (scsi2:0:5:0) CRC error in intermediate CRC packet. Mar 4 06:03:04 MCP-B kernel: SCSI host 2 channel 0 reset (pid 997286) timed out - trying harder Mar 4 06:03:04 MCP-B kernel: SCSI bus is being reset for host 2 channel 0. Version-Release number of selected component (if applicable): Linux version 2.4.21-4.ELsmp How reproducible: Steps to Reproduce: 1.OS - 2.4.21-4.ELsmp 2.SCSI Adaptor - Adaptec 39160 AIC7899 3.Storage - Sun StorEdge 3310 Actual results: Expected results: Additional info: