adaptec 39320 - ahd0: Invalid Sequencer interrupt occurred

Daniel Eischen deischen at freebsd.org
Wed Aug 31 18:01:07 GMT 2005


On Wed, 17 Aug 2005, Justin T. Gibbs wrote:

> > I see the ahd0 message below on just about every boot of a dell sc1425
> > running 6.0-BETA2, just after "waiting for scsi devices to settle".
> > Once the system is up I don't see it again.
> >
> > Is it harmful?  Can I help?  The machine has a serial cable attached so
> > it can be peeked and poked if need be.
>
> Sam,
>
> This message indicates that the firmware engine wound up in its
> interrupt handler with no status indicating an interrupt should
> have occurred.  I'm not sure why this is happening in some configurations
> (yours is not the first), but it seems to be harmless enough.  I
> would love to better understand why this is happening, but without
> being able to replicate the problem here (and I have tried), I
> don't think I can do much other than just turn off the message in
> the driver.

I have the same problem as Sam, under 5.2.1, 5.4-stable (as of
yesterday), and now in 6.0 (as of yesterday).  Everything seems
to work just fine, though.  The machine is not in production yet,
so I can play with it a bit if you have any ideas.  Other than
that, I'll just ignore the error message.

-- 
DE
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Copyright (c) 1992-2005 The FreeBSD Project.
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        The Regents of the University of California. All rights reserved.
FreeBSD 6.0-BETA3 #0: Wed Aug 31 13:06:15 EDT 2005
    root at fatboy1.clc.gdeb.com:/usr/obj/usr/src/sys/fatboy
WARNING: WITNESS option enabled, expect reduced performance.
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Xeon(TM) CPU 3.00GHz (3000.12-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0xf43  Stepping = 3
  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0x641d<SSE3,RSVD2,MON,DS_CPL,CNTX-ID,CX16,<b14>>
  AMD Features=0x20100000<NX,LM>
  Hyperthreading: 2 logical CPUs
real memory  = 2146893824 (2047 MB)
avail memory = 2095939584 (1998 MB)
ACPI APIC Table: <PTLTD          APIC  >
FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
 cpu2 (AP): APIC ID:  6
 cpu3 (AP): APIC ID:  7
ioapic0 <Version 2.0> irqs 0-23 on motherboard
ioapic1 <Version 2.0> irqs 24-47 on motherboard
ioapic2 <Version 2.0> irqs 48-71 on motherboard
npx0: [FAST]
npx0: <math processor> on motherboard
npx0: INT 16 interface
acpi0: <PTLTD   RSDT> on motherboard
acpi0: Power Button (fixed)
pci_link0: <ACPI PCI Link LNKA> irq 5 on acpi0
pci_link1: <ACPI PCI Link LNKB> irq 10 on acpi0
pci_link2: <ACPI PCI Link LNKC> irq 7 on acpi0
pci_link3: <ACPI PCI Link LNKD> irq 11 on acpi0
pci_link4: <ACPI PCI Link LNKE> irq 0 on acpi0
pci_link5: <ACPI PCI Link LNKF> irq 0 on acpi0
pci_link6: <ACPI PCI Link LNKG> irq 0 on acpi0
pci_link7: <ACPI PCI Link LNKH> irq 10 on acpi0
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1008-0x100b on acpi0
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
cpu2: <ACPI CPU> on acpi0
cpu3: <ACPI CPU> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pci0: <unknown> at device 0.1 (no driver attached)
pcib1: <ACPI PCI-PCI bridge> irq 16 at device 2.0 on pci0
pci1: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> at device 0.0 on pci1
pci2: <ACPI PCI bus> on pcib2
ahd0: <Adaptec AIC7902 Ultra320 SCSI adapter> port 0x2400-0x24ff,0x2000-0x20ff mem 0xdd200000-0xdd201fff irq 32 at device 2.0 on pci2
ahd0: [GIANT-LOCKED]
aic7902: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
ahd1: <Adaptec AIC7902 Ultra320 SCSI adapter> port 0x2c00-0x2cff,0x2800-0x28ff mem 0xdd202000-0xdd203fff irq 33 at device 2.1 on pci2
ahd1: [GIANT-LOCKED]
aic7902: Ultra320 Wide Channel B, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
pci1: <base peripheral, interrupt controller> at device 0.1 (no driver attached)
pcib3: <ACPI PCI-PCI bridge> at device 0.2 on pci1
pci3: <ACPI PCI bus> on pcib3
em0: <Intel(R) PRO/1000 Network Connection, Version - 2.1.7> port 0x3000-0x303f mem 0xdd300000-0xdd31ffff irq 54 at device 2.0 on pci3
em0: Ethernet address: 00:30:48:2d:7b:b4
em0:  Speed:N/A  Duplex:N/A
em1: <Intel(R) PRO/1000 Network Connection, Version - 2.1.7> port 0x3040-0x307f mem 0xdd320000-0xdd33ffff irq 55 at device 2.1 on pci3
em1: Ethernet address: 00:30:48:2d:7b:b5
em1:  Speed:N/A  Duplex:N/A
pci1: <base peripheral, interrupt controller> at device 0.3 (no driver attached)
pcib4: <ACPI PCI-PCI bridge> irq 16 at device 4.0 on pci0
pci4: <ACPI PCI bus> on pcib4
pcib5: <ACPI PCI-PCI bridge> irq 16 at device 6.0 on pci0
pci5: <ACPI PCI bus> on pcib5
uhci0: <Intel 82801EB (ICH5) USB controller USB-A> port 0x1400-0x141f irq 16 at device 29.0 on pci0
uhci0: [GIANT-LOCKED]
usb0: <Intel 82801EB (ICH5) USB controller USB-A> on uhci0
usb0: USB revision 1.0
uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
uhci1: <Intel 82801EB (ICH5) USB controller USB-B> port 0x1420-0x143f irq 19 at device 29.1 on pci0
uhci1: [GIANT-LOCKED]
usb1: <Intel 82801EB (ICH5) USB controller USB-B> on uhci1
usb1: USB revision 1.0
uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
uhci2: <Intel 82801EB (ICH5) USB controller USB-C> port 0x1440-0x145f irq 18 at device 29.2 on pci0
uhci2: [GIANT-LOCKED]
usb2: <Intel 82801EB (ICH5) USB controller USB-C> on uhci2
usb2: USB revision 1.0
uhub2: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub2: 2 ports with 2 removable, self powered
uhci3: <Intel 82801EB (ICH5) USB controller USB-D> port 0x1460-0x147f irq 16 at device 29.3 on pci0
uhci3: [GIANT-LOCKED]
usb3: <Intel 82801EB (ICH5) USB controller USB-D> on uhci3
usb3: USB revision 1.0
uhub3: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub3: 2 ports with 2 removable, self powered
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xdd000000-0xdd0003ff irq 23 at device 29.7 on pci0
ehci0: [GIANT-LOCKED]
usb4: EHCI version 1.0
usb4: companion controllers, 2 ports each: usb0 usb1 usb2 usb3
usb4: <EHCI (generic) USB 2.0 controller> on ehci0
usb4: USB revision 2.0
uhub4: Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub4: 8 ports with 8 removable, self powered
pcib6: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci6: <ACPI PCI bus> on pcib6
pci6: <display, VGA> at device 1.0 (no driver attached)
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ICH5 UDMA100 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x14a0-0x14af at device 31.1 on pci0
ata0: <ATA channel 0> on atapci0
ata1: <ATA channel 1> on atapci0
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
acpi_button0: <Power Button> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model IntelliMouse, device ID 3
sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
sio0: type 16550A
sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
sio1: type 16550A
fdc0: <floppy drive controller> port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on acpi0
fdc0: [FAST]
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
pmtimer0 on isa0
orm0: <ISA Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xc8fff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
ppc0: parallel port not found.
Timecounters tick every 1.000 msec
Waiting 5 seconds for SCSI devices to settle
acd0: DVDROM <MATSHITADVD-ROM SR-8177/NE16> at ata1-slave UDMA33
ahd0: Invalid Sequencer interrupt occurred.
>>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
ahd0: Dumping Card State at program address 0x23b Mode 0x0
Card was paused
INTSTAT[0x0] SELOID[0x3] SELID[0x20] HS_MAILBOX[0x0] 
INTCTL[0x80]:(SWTMINTMASK) SEQINTSTAT[0x0] SAVED_MODE[0x11] 
DFFSTAT[0x33]:(CURRFIFO_NONE|FIFO0FREE|FIFO1FREE) 
SCSISIGI[0x0]:(P_DATAOUT) SCSIPHASE[0x0] SCSIBUS[0x0] 
LASTPHASE[0x1]:(P_DATAOUT|P_BUSFREE) SCSISEQ0[0x0] 
SCSISEQ1[0x12]:(ENAUTOATNP|ENRSELI) SEQCTL0[0x0] SEQINTCTL[0x6]:(INTMASK1|INTMASK2) 
SEQ_FLAGS[0x0] SEQ_FLAGS2[0x0] QFREEZE_COUNT[0x5] 
KERNEL_QFREEZE_COUNT[0x5] MK_MESSAGE_SCB[0xff00] MK_MESSAGE_SCSIID[0xff] 
SSTAT0[0x0] SSTAT1[0x0] SSTAT2[0x0] SSTAT3[0x0] PERRDIAG[0x0] 
SIMODE1[0xa4]:(ENSCSIPERR|ENSCSIRST|ENSELTIMO) LQISTAT0[0x0] 
LQISTAT1[0x0] LQISTAT2[0x0] LQOSTAT0[0x0] LQOSTAT1[0x0] 
LQOSTAT2[0x0] 

SCB Count = 16 CMDS_PENDING = 1 LASTSCB 0xffff CURRSCB 0x4 NEXTSCB 0xff80
qinstart = 49 qinfifonext = 51
QINFIFO: 0xf 0xb
WAITING_TID_QUEUES:
       1 ( 0xd )
Pending list:
 11 FIFO_USE[0x0] SCB_CONTROL[0x48]:(STATUS_RCVD|DISCENB) SCB_SCSIID[0x67] 
 15 FIFO_USE[0x0] SCB_CONTROL[0x40]:(DISCENB) SCB_SCSIID[0x7] 
 13 FIFO_USE[0x0] SCB_CONTROL[0x50]:(MK_MESSAGE|DISCENB) SCB_SCSIID[0x17] 
Total 3
Kernel Free SCB list: 14 4 1 2 3 5 6 7 8 9 10 12 0 
Sequencer Complete DMA-inprog list: 
Sequencer Complete list: 
Sequencer DMA-Up and Complete list: 
Sequencer On QFreeze and Complete list: 


ahd0: FIFO0 Free, LONGJMP == 0x8000, SCB 0xe
SEQIMODE[0x3f]:(ENCFG4TCMD|ENCFG4ICMD|ENCFG4TSTAT|ENCFG4ISTAT|ENCFG4DATA|ENSAVEPTRS) 
SEQINTSRC[0x0] DFCNTRL[0x0] DFSTATUS[0x89]:(FIFOEMP|HDONE|PRELOAD_AVAIL) 
SG_CACHE_SHADOW[0x2]:(LAST_SEG) SG_STATE[0x0] DFFSXFRCTL[0x0] 
SOFFCNT[0x0] MDFFSTAT[0x5]:(FIFOFREE|DLZERO) SHADDR = 0x00, SHCNT = 0x0 
HADDR = 0x00, HCNT = 0x0 CCSGCTL[0x10]:(SG_CACHE_AVAIL) 

ahd0: FIFO1 Free, LONGJMP == 0x8063, SCB 0xb
SEQIMODE[0x3f]:(ENCFG4TCMD|ENCFG4ICMD|ENCFG4TSTAT|ENCFG4ISTAT|ENCFG4DATA|ENSAVEPTRS) 
SEQINTSRC[0x0] DFCNTRL[0x0] DFSTATUS[0x89]:(FIFOEMP|HDONE|PRELOAD_AVAIL) 
SG_CACHE_SHADOW[0x2]:(LAST_SEG) SG_STATE[0x0] DFFSXFRCTL[0x0] 
SOFFCNT[0x0] MDFFSTAT[0x5]:(FIFOFREE|DLZERO) SHADDR = 0x00, SHCNT = 0x0 
HADDR = 0x00, HCNT = 0x0 CCSGCTL[0x10]:(SG_CACHE_AVAIL) 
LQIN: 0x8 0x0 0x0 0xe 0x0 0x1 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 
ahd0: LQISTATE = 0x0, LQOSTATE = 0x0, OPTIONMODE = 0x42
ahd0: OS_SPACE_CNT = 0x20 MAXCMDCNT = 0x1
ahd0: SAVED_SCSIID = 0x0 SAVED_LUN = 0x0

SIMODE0[0xc]:(ENOVERRUN|ENIOERR) 
CCSCBCTL[0x0] 
ahd0: REG0 == 0x160, SINDEX = 0x10e, DINDEX = 0x108
ahd0: SCBPTR == 0xe, SCB_NEXT == 0xff80, SCB_NEXT2 == 0x4
CDB 12 20 0 80 8 a5
STACK: 0x236 0x2 0x0 0x0 0x0 0x0 0x0 0x0
<<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
ses0 at ahd0 bus 0 target 6 lun 0
ses0: <SUPER GEM318 0> Fixed Processor SCSI-2 device 
ses0: 3.300MB/s transfers
ses0: SAF-TE Compliant Device
Copied 18 bytes of sense data offset 12: 0x70 0x0 0x6 0x0 0x0 0x0 0x0 0xa 0x0 0x0 0x0 0x0 0x29 0x2 0x2 0x0 0x0 0x0
Copied 18 bytes of sense data offset 12: 0x70 0x0 0x6 0x0 0x0 0x0 0x0 0xa 0x0 0x0 0x0 0x0 0x29 0x2 0x2 0x0 0x0 0x0
Copied 18 bytes of sense data offset 12: 0x70 0x0 0x6 0x0 0x0 0x0 0x0 0xa 0x0 0x0 0x0 0x0 0x29 0x2 0x2 0x0 0x0 0x0
Copied 18 bytes of sense data offset 12: 0x70 0x0 0x6 0x0 0x0 0x0 0x0 0xa 0x0 0x0 0x0 0x0 0x29 0x2 0x2 0x0 0x0 0x0
da0 at ahd0 bus 0 target 0 lun 0
da0: <SEAGATE ST373207LC 0003> Fixed Direct Access SCSI-3 device 
da0: 320.000MB/s transfers (160.000MHz, offset 63, 16bit), Tagged Queueing Enabled
da0: 70007MB (143374744 512 byte sectors: 255H 63S/T 8924C)
da3 at ahd0 bus 0 target 3 lun 0
da3: <SEAGATE ST373207LC 0003> Fixed Direct Access SCSI-3 device 
da3: 320.000MB/s transfers (160.000MHz, offset 63, 16bit), Tagged Queueing Enabled
da3: 70007MB (143374744 512 byte sectors: 255H 63S/T 8924C)
da2 at ahd0 bus 0 target 2 lun 0
da2: <SEAGATE ST373207LC 0003> Fixed Direct Access SCSI-3 device 
da2: 320.000MB/s transfers (160.000MHz, offset 63, 16bit), Tagged Queueing Enabled
da2: 70007MB (143374744 512 byte sectors: 255H 63S/T 8924C)
da1 at ahd0 bus 0 target 1 lun 0
da1: <SEAGATE ST373207LC 0003> Fixed Direct Access SCSI-3 device 
da1: 320.000MB/s transfers (160.000MHz, offset 63, 16bit), Tagged Queueing Enabled
da1: 70007MB (143374744 512 byte sectors: 255H 63S/T 8924C)
cd0 at ata1 bus 0 target 1 lun 0
cd0: <MATSHITA DVD-ROM SR-8177 NE16> Removable CD-ROM SCSI-0 device 
cd0: 33.000MB/s transfers
cd0: Attempt to query device size failed: NOT READY, Medium not present
SMP: AP CPU #1 Launched!
SMP: AP CPU #3 Launched!
SMP: AP CPU #2 Launched!
Trying to mount root from ufs:/dev/da0s1a
em0: link state changed to UP


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