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system/3630: -current crashes with ahc

>Number:         3630
>Category:       system
>Synopsis:       It seems that the new ahc driver is failling on probing the board or hardware problem
>Confidential:   yes
>Severity:       critical
>Priority:       medium
>Responsible:    bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Jan 06 14:40:01 GMT 2004
>Closed-Date:
>Last-Modified:
>Originator:     Olivier Cherrier
>Release:        HEAD
>Organization:
net
>Environment:
	
	System      : OpenBSD 3.4 -current
	Architecture: OpenBSD.i386
	Machine     : i386
>Description:
	OpenBSD is crashing during boot. The ahc card is not responding (hardware
	problem ??) or the driver seems to fail in probing it.


	Here is the log:
booting hd0a:/bsd: 4566420+835644 [58+208096+185894]=0x5872b0
entry point at 0x100120

[ using 394464 bytes of bsd ELF symbol table ]
Copyright (c) 1982, 1986, 1989, 1991, 1993
        The Regents of the University of California.  All rights reserved.
Copyright (c) 1995-2004 OpenBSD. All rights reserved.  http://www.OpenBSD.org

OpenBSD 3.4-current (GENERIC) #0: Tue Jan  6 14:19:40 CET 2004
    oc@ney:/usr/src/sys/arch/i386/compile/GENERIC
cpu0: Intel Pentium/MMX ("GenuineIntel" 586-class) 166 MHz
cpu0: FPU,V86,DE,PSE,TSC,MSR,MCE,CX8,MMX
cpu0: F00F bug workaround installed
real mem  = 66695168 (65132K)
avail mem = 55861248 (54552K)
using 839 buffers containing 3436544 bytes (3356K) of memory
mainbus0 (root)
bios0 at mainbus0: AT/286+(45) BIOS, date 04/15/97, BIOS32 rev. 0 @ 0xfb560
apm0 at bios0: Power Management spec V1.2
apm0: AC on, battery charge unknown
pcibios0 at bios0: rev. 2.1 @ 0xf0000/0xba1c
pcibios0: PCI BIOS has 6 Interrupt Routing table entries
pcibios0: PCI Interrupt Router at 000:07:0 ("Intel 82371AB PIIX4 ISA" rev 0x00)
pcibios0: PCI bus #0 is the last bus
bios0: ROM list: 0xc0000/0x8000 0xc8000/0x800
pci0 at mainbus0 bus 0: configuration mode 1 (bios)
pchb0 at pci0 dev 0 function 0 "Intel 82439TX System" rev 0x01
pcib0 at pci0 dev 7 function 0 "Intel 82371AB PIIX4 ISA" rev 0x01
pciide0 at pci0 dev 7 function 1 "Intel 82371AB IDE" rev 0x01: DMA, channel 0 wired to compatibility, channel 1 wired to compatibility
wd0 at pciide0 channel 0 drive 0: <ST33232A>
wd0: 16-sector PIO, LBA, 3077MB, 6253 cyl, 16 head, 63 sec, 6303024 sectors
wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2
uhci0 at pci0 dev 7 function 2 "Intel 82371AB USB" rev 0x01: irq 11
usb0 at uhci0: USB revision 1.0
uhub0 at usb0
uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
"Intel 82371AB Power Mgmt" rev 0x01 at pci0 dev 7 function 3 not configured
ahc1 at pci0 dev 10 function 0 "Adaptec AHA-2940U" rev 0x00: irq 10
scsibus0 at ahc1: 16 targets
ahc1: board is not responding
cmd fail
probe(ahc1:3:0): SCB 0xf - timed out
>How-To-Repeat:
>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:
 >>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
 ahc1: Dumping Card State in Data-in phase, at SEQADDR 0x7c
 Card was paused
 ACCUM = 0x0, SINDEX = 0xb8, DINDEX = 0xa8, ARG_2 = 0x3
 HCNT = 0x20 SCBPTR = 0x0
 SCSISIGI[0x44] ERROR[0x0] SCSIBUSL[0x0] LASTPHASE[0x40] 
 SCSISEQ[0x12] SBLKCTL[0x2] SCSIRATE[0x0] SEQCTL[0x10] 
 SEQ_FLAGS[0x20] SSTAT0[0x0] SSTAT1[0x3] SSTAT2[0x0] 
 SSTAT3[0x0] SIMODE0[0x0] SIMODE1[0xac] SXFRCTL0[0x80] 
 DFCNTRL[0x38] DFSTATUS[0x0] 
 STACK: 0x0 0x0 0x19c 0x6f
 SCB count = 16
 Kernel NEXTQSCB = 14
 Card NEXTQSCB = 14
 QINFIFO entries: 
 Waiting Queue entries: 
 Disconnected Queue entries: 
 QOUTFIFO entries: 
 Sequencer Free SCB List: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 
 Sequencer SCB Info: 
   0 SCB_CONTROL[0x0] SCB_SCSIID[0x37] 
 SCB_LUN[0x0] SCB_TAG[0xf] 
   1 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   2 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   3 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   4 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   5 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   6 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   7 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   8 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
   9 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
  10 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
  11 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
  12 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
  13 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
  14 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
  15 SCB_CONTROL[0x0] SCB_SCSIID[0xff] 
 SCB_LUN[0xff] SCB_TAG[0xff] 
 Pending list: 
  15 SCB_CONTROL[0x0] SCB_SCSIID[0x37] 
 SCB_LUN[0x0] 
 Kernel Free SCB list: 13 12 11 10 9 8 7 6 5 4 3 2 1 0 
 Untagged Q(3): 15 
 FEATURES = 0x5, FLAGS = 0x481500, CHIP = 0x407 BUGS =0x25
 
 <<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
 sg[0] - Addr 0x571c0 : Length 32
 probe(ahc1:3:0): BDR message in message buffer
 panic: scsi_execute_xs: NOSLEEP and POLL
 Stopped at      Debugger+0x4:   leave
 RUN AT LEAST 'trace' AND 'ps' AND INCLUDE OUTPUT WHEN REPORTING THIS PANIC!
 DO NOT EVEN BOTHER REPORTING THIS WITHOUT INCLUDING THAT INFORMATION!
 ddb> trace
 Debugger(d07ff000,d07ff000,d07e9880,d02f6d5c,7) at Debugger+0x4
 panic(d04941e0,d068aa50,d07e9880,d02f6dee,d07ff059) at panic+0x87
 scsi_execute_xs(d07ff000,d07ff059,6,d02f736e,803) at scsi_execute_xs+0x77
 scsi_scsi_cmd(d07e9880,d068aa50,6,d0575700,3a) at scsi_scsi_cmd+0xa7
 scsi_inquire(d07e9880,d0575700,3,0) at scsi_inquire+0x44
 scsi_probedev(d07e99c0,3,0,d07e99a0,10) at scsi_probedev+0xa7
 scsi_probe_bus(0,ffffffff,ffffffff,d02f8436,1e8480) at scsi_probe_bus+0xbc
 scsibusattach(d07f5800,d07e99c0,d07f5830,d0543884,d02f8310,d07f5830,d07f5800,d0
 7f5830,0,d0550a90,d068ab88,d01cc88b,d07f5800,d0541658,d07f5830,d02f8310,d07f580
 0,d068adf0,d07e9b40,0,d07f5800,d068adf0,d068acc8,d0115082,d07f5800,d07f5830,d02
 f8310,0,d07f5800,d068adf0,d07e9b40,d068ac5c,1,1,1,d07f5830,0,1,1,d01c37aa,1,1,1
 ,1,1,1,1,d010ee30,c0007,15000f,1640154,1b401b1,1ba01b4,1be01bc,1c001be,d010ead0
 ,8f,d07f5800,6300,0,d057d3c0) at scsibusattach+0x105
 config_attach(d07f5800,d0541658,d07f5830,d02f8310,d07f5800) at config_attach+0x
 146
 config_found_sm(d07f5800,d07f5830,d02f8310,0,d07f5800) at config_found_sm+0x2f
 ahc_attach(d07f5800,d068ad1c,1,2800007,d0543884) at ahc_attach+0x132
 ahc_pci_attach(d07e9f40,d07f5800,d068adf0,d0543884,d0309f10,d068adf0,d07e9f40,d
 068adf0,0,d0551390,d068ad98,d01cc88b,d07e9f40,d054182c,d068adf0,d0309f10,817890
 04,80005000,d057ce28,d0309e47,d057ce28,80005000,d068ae28,d0309eca,d07e9f40,d068
 adf0,d0309f10,d0309fd4,d0543884,d07e9f40,d0550e84,d01d13b2,d049f979,5,b,1000000
 ,1,0,20,a,0,1,0,d068aeb8,0,1,d0553ac0,d057ce28,3,a,0,0,80005000,81789004,100000
 0,0,80005000,d0550a01,d068ae58,d01cca42,d07e9fc0) at ahc_pci_attach+0x7a3
 config_attach(d07e9f40,d054182c,d068adf0,d0309f10,81789004) at config_attach+0x
 146
 config_found_sm(d07e9f40,d068adf0,d0309f10,d0309fd4) at config_found_sm+0x2f
 pciattach(d07e9fc0,d07e9f40,d068aeb8,d0543884,d0309c44,d068aeb8,d07e9fc0,d068ae
 b8,0,d0550e6c,d068ae88,d01cc88b,d07e9fc0,d05417e4,d068aeb8,d0309c44,d068aeb8,d0
 7e9fc0,d0550e58,d0309b7a,d07e9fc0,d068aeb8,d068aed8,d0309bb7,d07e9fc0,d068aeb8,
 d0309c44,0,d0543884,d07e9fc0,0,0,d068aee4,d048e180,d049f95e,0,1,d0553ac0,d057ce
 28,0,d07e4fd0,d0550e58,d068af08,d01cca42,0,d07e9fc0,0,18,0,d048e180,d057ce28,0,
 0,d0550e40,d068af38,d01cc8f2,0,d05417c0,0,0,9) at pciattach+0x1de
 config_attach(d07e9fc0,d05417e4,d068aeb8,d0309c44,d068aeb8) at config_attach+0x
 146
 config_found_sm(d07e9fc0,d068aeb8,d0309c44,0) at config_found_sm+0x2f
 mainbus_attach(0,d07e9fc0,0,18,0,d048e180,d057ce28,0,0,d0550e40,d068af38,d01cc8
 f2,0,d05417c0,0,0,9,d057ccc0,58,d03d0638,9,e,d068af58,d02e2ccf,d048e180,0,d068a
 f58,d02e2cc0,9,d057ccc0,d068afa8,d01bb59d,0,1,3,0,d0688010,688000,68f000,0,0,0,
 0,10,d068afa0,d068af98,2,70e007ff,d059,0,0,d01004bf,0,0,0,0,0,0,0,0,0) at mainb
 us_attach+0x7b
 config_attach(0,d05417c0,0,0,9) at config_attach+0x146
 config_rootfound(d048e180,0,d068af58,d02e2cc0) at config_rootfound+0x3e
 cpu_configure(0,1,3,0,d0688010,688000,68f000,0,0,0,0,10,d068afa0,d068af98,2,70e
 007ff,d059,0,0,d01004bf,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 ,0,0,0,0,0,0,0,0,0,0,0,0,0) at cpu_configure+0x1f
 main(0,0,0,0,0) at main+0x2ed
 ddb> 
 Debugger(d07ff000,d07ff000,d07e9880,d02f6d5c,7) at Debugger+0x4
 ddb> ps
    PID   PPID   PGRP    UID  S       FLAGS  WAIT       COMMAND
 *    0     -1      0      0  2     0x80204             swapper
 ddb> show registers
 es                  0x10
 ds                  0x10
 edi           0xd04941e0        mii_media_table+0xe40
 esi           0xd068a994        end+0x63aa4
 ebp           0xd068a968        end+0x63a78
 ebx                0x100
 edx           0xd047080f        addrmask+0x2a0f
 ecx                0x3f8
 eax                  0x1
 eip           0xd02e42ec        Debugger+0x4
 cs                   0x8
 eflags             0x202
 esp           0xd068a968        end+0x63a78
 ss            0xd0680010        end+0x59120
 Debugger+0x4:   leave
 ddb> ~