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Date: Mon, 04 Nov 1996 16:18:28 +1000
From: "Vladimir P. Frolov" <pvp@fareast.rosprint.ru>
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Subject: problem with SCSI subsytem
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There is message log in the file "problem.txt"
This happens once a day 
It leads to some filesystem errors 

This is my environment:
FreeBSD 2.1.5
IWill P55TU motherboard with Adaptec 7880 onboard SCSI controller

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Nov  1 02:43:47 fareast /kernel: ahc0: Issued Channel A Bus Reset #2. 2 SCBs a
borted 
Nov  1 02:43:47 fareast /kernel:  asserted ATN - device reset in message buffer 
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:47 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:47 fareast /kernel: , retries:3
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): timed out in message in phase, SCSISIGI == 0xe6
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:47 fareast /kernel: ahc_intr: seqint, intstat == 0xd1, scsisigi = 0xb6
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): timed out in dataout phase, SCSISIGI == 0x0
Nov  1 02:43:47 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:47 fareast /kernel: , retries:1
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:47 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:47 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:48 fareast /kernel: , retries:4
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xe6
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:48 fareast /kernel: ahc_intr: seqint, intstat == 0xd1, scsisigi = 0xb6
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): timed out in dataout phase, SCSISIGI == 0x0
Nov  1 02:43:48 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:48 fareast /kernel: , retries:2
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): timed out in message in phase, SCSISIGI == 0xb6
Nov  1 02:43:48 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:48 fareast /kernel: , FAILURE
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): timed out in message in phase, SCSISIGI == 0xe6
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:48 fareast /kernel: ahc_intr: seqint, intstat == 0xd1, scsisigi = 0xb6
Nov  1 02:43:48 fareast /kernel: sd0(ahc0:0:0): timed out in dataout phase, SCSISIGI == 0x0
Nov  1 02:43:49 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:49 fareast /kernel: , retries:3
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): timed out in message in phase, SCSISIGI == 0xe6
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:49 fareast /kernel: ahc_intr: seqint, intstat == 0xd1, scsisigi = 0xb6
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): timed out in dataout phase, SCSISIGI == 0x0
Nov  1 02:43:49 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:49 fareast /kernel: , retries:1
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): timed out in message in phase, SCSISIGI == 0xe6
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:49 fareast /kernel: ahc_intr: seqint, intstat == 0xd1, scsisigi = 0xb6
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): timed out in dataout phase, SCSISIGI == 0x0
Nov  1 02:43:49 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:49 fareast /kernel: , retries:4
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xe6
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:49 fareast /kernel: ahc_intr: seqint, intstat == 0xd1, scsisigi = 0xb6
Nov  1 02:43:49 fareast /kernel: sd0(ahc0:0:0): timed out in dataout phase, SCSISIGI == 0x0
Nov  1 02:43:50 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:50 fareast /kernel: , retries:2
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:50 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 2 SCBs aborted
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:50 fareast /kernel: , FAILURE
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): asserted ATN - device reset in message buffer
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): timed out in message out phase, SCSISIGI == 0xb6
Nov  1 02:43:50 fareast /kernel: ahc0: Issued Channel A Bus Reset #1. 1 SCBs aborted
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0): UNIT ATTENTION asc:29,0
Nov  1 02:43:50 fareast /kernel: sd0(ahc0:0:0):  Power on, reset, or bus device reset occurred
Nov  1 02:43:50 fareast /kernel: , retries:3


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