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SubjectRe: new aic7xxx bug, 2.4.13/6.2.4
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Date
Jason Lunz <j@falooley.org> writes:

> I'm having troubles with the last few revisions of the new Gibbs aic7xxx
> driver that until now has served me well. This is kernel
> 2.4.13-preempt-lvmrc4 with the 6.2.4 scsi driver, but I saw it happen on
> 2.4.12 with 6.2.1. I haven't tried older versions with this CD.

Something similar here, but I have disks on this SCSI :-(

Plain 2.4.13-ac5 kernel, dual PIII-1000, VIA686B chipset, AHA2940UW
(more details available on request):

Adaptec AIC7xxx driver version: 6.2.4
aic7880: Ultra Wide Channel A, SCSI Id=7, 16/253 SCBs
Channel A Target 0 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Goal: 40.000MB/s transfers (20.000MHz, offset 8, 16bit)
Curr: 40.000MB/s transfers (20.000MHz, offset 8, 16bit)
Channel A Target 0 Lun 0 Settings
Commands Queued 7357
Commands Active 0
Command Openings 253
Max Tagged Openings 253
Device Queue Frozen Count 0
Channel A Target 1 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Goal: 40.000MB/s transfers (20.000MHz, offset 8, 16bit)
Curr: 40.000MB/s transfers (20.000MHz, offset 8, 16bit)
Channel A Target 1 Lun 0 Settings
Commands Queued 365
Commands Active 0
Command Openings 253
Max Tagged Openings 253
Device Queue Frozen Count 0
Channel A Target 2 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 3 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 4 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 5 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 6 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 7 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 8 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 9 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 10 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 11 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 12 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 13 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 14 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)
Channel A Target 15 Negotiation Settings
User: 40.000MB/s transfers (20.000MHz, offset 255, 16bit)

Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: IBM Model: DNES-309170W Rev: SA30
Type: Direct-Access ANSI SCSI revision: 03
Host: scsi0 Channel: 00 Id: 01 Lun: 00
Vendor: IBM Model: DNES-318350W Rev: SAH0
Type: Direct-Access ANSI SCSI revision: 03

scsi0:A:0: parity error detected in Message-in phase. SEQADDR(0x1b6) SCSIRATE(0x0)
scsi0: Unexpected busfree in Message-out phase
SEQADDR == 0x166
scsi0:0:0:0: Attempting to queue an ABORT message
scsi0: Dumping Card State while idle, at SEQADDR 0x7
ACCUM = 0x33, SINDEX = 0x7, DINDEX = 0x8c, ARG_2 = 0x0
HCNT = 0x0
SCSISEQ = 0x12, SBLKCTL = 0x2
DFCNTRL = 0x0, DFSTATUS = 0x29
LASTPHASE = 0x1, SCSISIGI = 0x0, SXFRCTL0 = 0x80
SSTAT0 = 0x5, SSTAT1 = 0xa
STACK == 0x3, 0x105, 0x160, 0xe4
SCB count = 20
Kernel NEXTQSCB = 19
Card NEXTQSCB = 19
QINFIFO entries:
Waiting Queue entries:
Disconnected Queue entries: 7:5
QOUTFIFO entries:
Sequencer Free SCB List: 8 11 4 5 10 15 2 3 1 0 9 13 14 6 12
Pending list: 5
Kernel Free SCB list: 7 12 0 4 10 6 9 14 3 1 8 11 15 13 2 18 17 16
DevQ(0:0:0): 0 waiting
DevQ(0:1:0): 0 waiting
(scsi0:A:0:0): Queuing a recovery SCB
scsi0:0:0:0: Device is disconnected, re-queuing SCB
Recovery code sleeping
(scsi0:A:0:0): Abort Tag Message Sent
(scsi0:A:0:0): SCB 5 - Abort Tag Completed.
Recovery SCB completes
Recovery code awake
aic7xxx_abort returns 0x2002
scsi0:A:0: parity error detected in Message-in phase. SEQADDR(0x1b6) SCSIRATE(0x0)
Kernel panic: HOST_MSG_LOOP with invalid SCB ff

In interrupt handler - not syncing

--
Krzysztof Halasa
Network Administrator
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