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Date:      Tue, 26 Mar 2002 07:34:10 -0800
From:      Darryl Okahata <darrylo@soco.agilent.com>
To:        freebsd-stable@freebsd.org
Subject:   USB double panic
Message-ID:  <200203261534.HAA28161@mina.soco.agilent.com>

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--Multipart_Tue_Mar_26_07:34:09_2002-1
Content-Type: text/plain; charset=US-ASCII

FYI,

     I sent this yesterday to the usb-bsd list, thinking that this was
an USB problem.  However, with all of the ATA issues, I'm not so sure.
The first panic is from USB, and the second appears to be in
softupdates.

-- 
	Darryl Okahata
	darrylo@soco.agilent.com

DISCLAIMER: this message is the author's personal opinion and does not
constitute the support, opinion, or policy of Agilent Technologies, or
of the little green men that have been following him all day.


--Multipart_Tue_Mar_26_07:34:09_2002-1
Content-Type: message/rfc822

To: usb-bsd@yahoogroups.com
Subject: USB double panic
Date: Mon, 25 Mar 2002 18:40:41 -0800
From: Darryl Okahata <darrylo@mina.soco.agilent.com>

FYI (sigh),

     If anyone's interested, I just got a double panic when attaching an
usb hard disk.  It appears that something's trashing memory (below, note
the "(null)" in the dmesg where a device name should be), but I really
don't know.  Gory details attached.  A contributing factor may have been
that I was slow in plugging in the USB cable into the USB hard drive
(contact may have been made/broken/make/broken quickly once or twice as
I was fumbling to connect the cable); note the BBB transfer errors
before the crash.

[ Out of curiosity, does usb have any kind of "debounce" delay when a
  connection is made?  ]

     This is from FreeBSD-STABLE, cvsup'd as of Sunday, March 24, around
3AM PST.  Local kernel changes are only:

* DA_Q_NO_6_BYTE quirk entry in "da_quirk_table" for USB hard disk.

* Ian Dowse's recent patch to fix laptop panic upon resume:

	http://docs.freebsd.org/cgi/getmsg.cgi?fetch=832933+0+archive/2002/fre=
ebsd-stable/20020324.freebsd-stable

This is running on an old Dell Inspriron 7500 laptop.

--

	Darryl Okahata
	darrylo@soco.agilent.com

DISCLAIMER: this message is the author's personal opinion and does not
constitute the support, opinion, or policy of Agilent Technologies, or
of the little green men that have been following him all day.

###############################################################################
GNU gdb 4.18
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-unknown-freebsd"...
IdlePTD at phsyical address 0x00427000
initial pcb at physical address 0x00374640
panicstr: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address	= 0x30
fault code		= supervisor read, page not present
instruction pointer	= 0x8:0xc02675b1
stack pointer	        = 0x10:0xc0325b78
frame pointer	        = 0x10:0xc0325b94
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, def32 1, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= Idle
interrupt mask		= bio 
trap number		= 12
panic: page fault

syncing disks... 

Fatal trap 12: page fault while in kernel mode
fault virtual address	= 0x30
fault code		= supervisor read, page not present
instruction pointer	= 0x8:0xc0243d38
stack pointer	        = 0x10:0xc03259a0
frame pointer	        = 0x10:0xc03259a8
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, def32 1, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= Idle
interrupt mask		= bio 
trap number		= 12
panic: page fault
Uptime: 2h16m10s

dumping to dev #ad/0x30001, offset 782464
dump ata0: resetting devices .. done
127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 
---
#0  dumpsys () at ../../kern/kern_shutdown.c:487
487		if (dumping++) {
(kgdb) set height 0
(kgdb) where
#0  dumpsys () at ../../kern/kern_shutdown.c:487
#1  0xc01776c3 in boot (howto=260) at ../../kern/kern_shutdown.c:316
#2  0xc0177b01 in panic (fmt=0xc031ca6c "%s") at ../../kern/kern_shutdown.c:595
#3  0xc02c77d3 in trap_fatal (frame=0xc0325960, eva=48)
    at ../../i386/i386/trap.c:966
#4  0xc02c7481 in trap_pfault (frame=0xc0325960, usermode=0, eva=48)
    at ../../i386/i386/trap.c:859
#5  0xc02c6ffb in trap (frame={tf_fs = -1072103408, tf_es = 6815760, 
      tf_ds = -1070465008, tf_edi = 0, tf_esi = -1056419840, 
      tf_ebp = -1070442072, tf_isp = -1070442100, tf_ebx = -1070349412, 
      tf_edx = 6864992, tf_ecx = -923158656, tf_eax = 0, tf_trapno = 12, 
      tf_err = 0, tf_eip = -1071366856, tf_cs = 8, tf_eflags = 66054, 
      tf_esp = -1056419840, tf_ss = -1056419840}) at ../../i386/i386/trap.c:458
#6  0xc0243d38 in acquire_lock (lk=0xc033c39c)
    at ../../ufs/ffs/ffs_softdep.c:266
#7  0xc0247e38 in softdep_update_inodeblock (ip=0xc1085000, bp=0xc3888a10, 
    waitfor=0) at ../../ufs/ffs/ffs_softdep.c:3813
#8  0xc0242e6d in ffs_update (vp=0xc8f9b780, waitfor=0)
    at ../../ufs/ffs/ffs_inode.c:106
#9  0xc024b2aa in ffs_sync (mp=0xc101f800, waitfor=2, cred=0xc0b33880, 
    p=0xc038efa0) at ../../ufs/ffs/ffs_vfsops.c:1022
#10 0xc01a71db in sync (p=0xc038efa0, uap=0x0) at ../../kern/vfs_syscalls.c:569
#11 0xc017745e in boot (howto=256) at ../../kern/kern_shutdown.c:235
#12 0xc0177b01 in panic (fmt=0xc031ca6c "%s") at ../../kern/kern_shutdown.c:595
#13 0xc02c77d3 in trap_fatal (frame=0xc0325b38, eva=48)
    at ../../i386/i386/trap.c:966
#14 0xc02c7481 in trap_pfault (frame=0xc0325b38, usermode=0, eva=48)
    at ../../i386/i386/trap.c:859
#15 0xc02c6ffb in trap (frame={tf_fs = 16, tf_es = 16, tf_ds = 16, 
      tf_edi = -1055193600, tf_esi = 0, tf_ebp = -1070441580, 
      tf_isp = -1070441628, tf_ebx = -1055193600, tf_edx = 0, 
      tf_ecx = -1055193600, tf_eax = 0, tf_trapno = 12, tf_err = 0, 
      tf_eip = -1071221327, tf_cs = 8, tf_eflags = 66118, 
      tf_esp = -1055193600, tf_ss = 9}) at ../../i386/i386/trap.c:458
#16 0xc02675b1 in usbd_transfer (xfer=0xc11b0600) at ../../dev/usb/usbdi.c:285
#17 0xc0270807 in umass_setup_ctrl_transfer (sc=0xc10a5a00, udev=0xc119a9c0, 
    req=0xc10a5a76, buffer=0x0, buflen=0, flags=0, xfer=0xc11b0600)
    at ../../dev/usb/umass.c:1061
#18 0xc0270879 in umass_clear_endpoint_stall (sc=0xc10a5a00, endpt=1, 
    pipe=0xc11b0880, state=9, xfer=0xc11b0600) at ../../dev/usb/umass.c:1094
#19 0xc0270ec1 in umass_bbb_state (xfer=0xc11ba880, priv=0xc10a5a00, 
    err=USBD_IOERROR) at ../../dev/usb/umass.c:1530
#20 0xc0267d2f in usb_transfer_complete (xfer=0xc11ba880)
    at ../../dev/usb/usbdi.c:839
#21 0xc0264b47 in uhci_idone (ii=0xc10f67e0) at ../../dev/usb/uhci.c:1159
#22 0xc0264a20 in uhci_check_intr (sc=0xc0fb0000, ii=0xc10f67e0)
    at ../../dev/usb/uhci.c:1053
#23 0xc026498b in uhci_intr (arg=0xc0fb0000) at ../../dev/usb/uhci.c:990
#24 0xc02d34a5 in intr_mux (arg=0xc0b2c700)
    at ../../i386/isa/intr_machdep.c:582
(kgdb) f 16
#16 0xc02675b1 in usbd_transfer (xfer=0xc11b0600) at ../../dev/usb/usbdi.c:285
285		err = pipe->methods->transfer(xfer);
(kgdb) p pipe
$1 = 0x0
(kgdb) p *xfer
$2 = {pipe = 0x0, priv = 0xc10a5a00, buffer = 0x0, length = 0, actlen = 0, 
  flags = 0, timeout = 5000, status = USBD_NOT_STARTED, 
  callback = 0xc0270a68 <umass_bbb_state>, done = 0 '\000', request = {
    bmRequestType = 2 '\002', bRequest = 1 '\001', wValue = "\000", 
    wIndex = "\001", wLength = "\000"}, frlengths = 0x0, nframes = 0, 
  device = 0xc0fad100, dmabuf = 0x0, rqflags = 1, next = {
    stqe_next = 0xc11ba880}, hcpriv = 0x0, hcprivint = 0, timo_handle = {
    callout = 0x0}}
(kgdb) up
#17 0xc0270807 in umass_setup_ctrl_transfer (sc=0xc10a5a00, udev=0xc119a9c0, 
    req=0xc10a5a76, buffer=0x0, buflen=0, flags=0, xfer=0xc11b0600)
    at ../../dev/usb/umass.c:1061
1061		err = usbd_transfer(xfer);
(kgdb) p udev
$3 = 0xc119a9c0
(kgdb) p *udev
$4 = {bus = 0xc119ae80, default_pipe = 0x0, address = 153 '\231', 
  config = 212 'Ô', depth = 10 '\n', lowspeed = 193 'Á', 
  self_powered = 0 '\000', power = 0, langid = -11104, cookie = {cookie = 0}, 
  powersrc = 0xc0b2ce60, def_ep = {edesc = 0x0, refcnt = -1057292288}, 
  def_ep_desc = {bLength = 0 '\000', bDescriptorType = 126 '~', 
    bEndpointAddress = 251 'û', bmAttributes = 192 'À', 
    wMaxPacketSize = "\000?", bInterval = 20 '\024'}, ifaces = 0xc1143f00, 
  ddesc = {bLength = 0 '\000', bDescriptorType = 0 '\000', bcdUSB = "\000", 
    bDeviceClass = 112 'p', bDeviceSubClass = 100 'd', 
    bDeviceProtocol = 15 '\017', bMaxPacketSize = 193 'Á', idVendor = "¸ü", 
    idProduct = "\205Ã", bcdDevice = "\000", iManufacturer = 0 '\000', 
    iProduct = 0 '\000', iSerialNumber = 192 'À', 
    bNumConfigurations = 100 'd'}, cdesc = 0xc117bb38, quirks = 0xd000a, 
  hub = 0x0, subdevs = 0xc114c23c}
(kgdb) up
#18 0xc0270879 in umass_clear_endpoint_stall (sc=0xc10a5a00, endpt=1, 
    pipe=0xc11b0880, state=9, xfer=0xc11b0600) at ../../dev/usb/umass.c:1094
1094		umass_setup_ctrl_transfer(sc, udev, &sc->request, NULL, 0, 0, xfer);
(kgdb) p *sc
$5 = {sc_dev = 0xc106b300, sc_udev = 0xc11b0c80, flags = 1 '\001', 
  drive = 1 '\001', quirks = 1 '\001', proto = 257, iface = 0xc119a880, 
  ifaceno = 0, bulkin = 130 '\202', bulkout = 1 '\001', intrin = 0 '\000', 
  bulkin_pipe = 0xc11b0e80, bulkout_pipe = 0xc11b0880, intrin_pipe = 0x0, 
  reset = 0xc02708a8 <umass_bbb_reset>, 
  transfer = 0xc0270918 <umass_bbb_transfer>, 
  state = 0xc0270a68 <umass_bbb_state>, 
  transform = 0xc0271ba8 <umass_scsi_transform>, cbw = {
    dCBWSignature = "USBC", dCBWTag = "\005\000\000", 
    dCBWDataTransferLength = "$\000\000", bCBWFlags = 128 '\200', 
    bCBWLUN = 0 '\000', bCDBLength = 6 '\006', 
    CBWCDB = "\022\000\000\000$\000\000\000\000\000\000\000\000\000\000"}, 
  csw = {dCSWSignature = "\000\000\000", dCSWTag = "\000\000\000", 
    dCSWDataResidue = "\000\000\000", bCSWStatus = 0 '\000'}, 
  cbl = '\000' <repeats 15 times>, sbl = {common = {type = 0 '\000', 
      value = 0 '\000'}, ufi = {asc = 0 '\000', ascq = 0 '\000'}}, request = {
    bmRequestType = 2 '\002', bRequest = 1 '\001', wValue = "\000", 
    wIndex = "\001", wLength = "\000"}, transfer_xfer = {0xc0fb7e00, 
    0xc11b0800, 0xc10b2600, 0xc11c5700, 0xc10c3d00, 0xc11ba780, 0xc11b0680, 
    0xc11ba880, 0xc11b0600}, transfer_dir = 1, transfer_data = 0xc119ba84, 
  transfer_datalen = 36, transfer_actlen = 0, 
  transfer_cb = 0xc0271a00 <umass_cam_cb>, transfer_priv = 0xc11b3c00, 
  transfer_status = 3, transfer_state = 9, 
  cam_scsi_command = '\000' <repeats 15 times>, cam_scsi_sense = {
    opcode = 3 '\003', byte2 = 0 '\000', unused = "\000", length = 0 '\000', 
    control = 0 '\000'}, transfer_speed = 650, maxlun = 0}
(kgdb) p sc->iface
$6 = 0xc119a880
(kgdb) p *sc->iface
$7 = {device = 0xc119a9c0, idesc = 0xc10ad489, index = 0, altindex = 0, 
  endpoints = 0xc119a9c0, priv = 0x0, pipes = {lh_first = 0x0}}
(kgdb) p udev
$8 = 0xc119a9c0
(kgdb) p *udev
$9 = {bus = 0xc119ae80, default_pipe = 0x0, address = 153 '\231', 
  config = 212 'Ô', depth = 10 '\n', lowspeed = 193 'Á', 
  self_powered = 0 '\000', power = 0, langid = -11104, cookie = {cookie = 0}, 
  powersrc = 0xc0b2ce60, def_ep = {edesc = 0x0, refcnt = -1057292288}, 
  def_ep_desc = {bLength = 0 '\000', bDescriptorType = 126 '~', 
    bEndpointAddress = 251 'û', bmAttributes = 192 'À', 
    wMaxPacketSize = "\000?", bInterval = 20 '\024'}, ifaces = 0xc1143f00, 
  ddesc = {bLength = 0 '\000', bDescriptorType = 0 '\000', bcdUSB = "\000", 
    bDeviceClass = 112 'p', bDeviceSubClass = 100 'd', 
    bDeviceProtocol = 15 '\017', bMaxPacketSize = 193 'Á', idVendor = "¸ü", 
    idProduct = "\205Ã", bcdDevice = "\000", iManufacturer = 0 '\000', 
    iProduct = 0 '\000', iSerialNumber = 192 'À', 
    bNumConfigurations = 100 'd'}, cdesc = 0xc117bb38, quirks = 0xd000a, 
  hub = 0x0, subdevs = 0xc114c23c}
(kgdb) p sc->request
$10 = {bmRequestType = 2 '\002', bRequest = 1 '\001', wValue = "\000", 
  wIndex = "\001", wLength = "\000"}
(kgdb) quit


###############################################################################
# dmesg
###############################################################################
Copyright (c) 1992-2002 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
	The Regents of the University of California. All rights reserved.
FreeBSD 4.5-STABLE #1: Mon Mar 25 13:46:26 PST 2002
    darrylo@zotz:/misc/usr/src/sys/compile/zotz
Timecounter "i8254"  frequency 1193182 Hz
CPU: Pentium II/Pentium II Xeon/Celeron (466.67-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x66a  Stepping = 10
  Features=0x183f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR>
real memory  = 134152192 (131008K bytes)
avail memory = 126435328 (123472K bytes)
Preloaded elf kernel "kernel" at 0xc0408000.
module_register_init: MOD_LOAD (vesa, c02d7cd8, 0) error 6
Pentium Pro MTRR support enabled
md0: Malloc disk
Using $PIR table, 7 entries at 0xc00fdf50
apm0: <APM BIOS> on motherboard
apm: found APM BIOS v1.2, connected at v1.2
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <Intel 82443BX (440 BX) host to PCI bridge> on motherboard
pci0: <PCI bus> on pcib0
pcib1: <Intel 82443BX (440 BX) PCI-PCI (AGP) bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
pci1: <ATI Mobility-1 graphics accelerator> at 0.0 irq 11
pci_cfgintr_linked: linked (60) to hard-routed irq 11
pci_cfgintr: 0:4 INTA routed to irq 11
pcic0: <TI PCI-1225 PCI-CardBus Bridge> mem 0x44000000-0x44000fff irq 11 at device 4.0 on pci0
pcic0: TI12XX PCI Config Reg: [ring enable][speaker enable][pwr save][FUNC pci int + CSC serial isa irq]
pccard0: <PC Card bus (classic)> on pcic0
pci_cfgintr_linked: linked (60) to hard-routed irq 11
pci_cfgintr: 0:4 INTA routed to irq 11
pcic1: <TI PCI-1225 PCI-CardBus Bridge> mem 0x44001000-0x44001fff irq 11 at device 4.1 on pci0
pcic1: TI12XX PCI Config Reg: [ring enable][speaker enable][pwr save][FUNC pci int + CSC serial isa irq]
pccard1: <PC Card bus (classic)> on pcic1
isab0: <Intel 82371AB PCI to ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel PIIX4 ATA33 controller> port 0x1050-0x105f at device 7.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
uhci0: <Intel 82371AB/EB (PIIX4) USB controller> port 0x1060-0x107f irq 5 at device 7.2 on pci0
usb0: <Intel 82371AB/EB (PIIX4) USB controller> 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
chip1: <Intel 82371AB Power management controller> port 0x1040-0x104f at device 7.3 on pci0
pcm0: <ESS Technology Maestro-2E> port 0x1400-0x14ff irq 5 at device 8.0 on pci0
orm0: <Option ROM> at iomem 0xc0000-0xcffff on isa0
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: model Generic PS/2 mouse, device ID 0
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1: configured irq 3 not in bitmap of probed irqs 0
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/7 bytes threshold
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
IP packet filtering initialized, divert enabled, rule-based forwarding disabled, default to deny, logging disabled
ata1-slave: ATAPI identify retries exceeded
pccard: card inserted, slot 0
ad0: 24207MB <IBM-DARA-225000> [49184/16/63] at ata0-master UDMA33
acd0: DVD-ROM <TOSHIBA DVD-ROM SD-C2402> at ata1-master UDMA33
Mounting root from ufs:/dev/ad0s2a
xe0 at port 0x2e8-0x2ef iomem 0xd1000-0xd1fff irq 11 slot 0 on pccard0
xe0: Xircom CEM56, bonding version 0x55, 100Mbps capable, with modem
xe0: DingoID = 0x444b, RevisionID = 0x1, VendorID = 0
xe0: Ethernet address 00:10:a4:f6:b2:f0
umass0: DMI USB 2.0 Storage Adaptor, rev 2.00/10.07, addr 2
da0 at umass-sim0 bus 0 target 0 lun 0
da0: <TOSHIBA MK2016GAP U0.3> Fixed Direct Access SCSI-0 device 
da0: 650KB/s transfers
da0: 19077MB (39070080 512 byte sectors: 64H 32S/T 19077C)
umass0: at uhub0 port 2 (addr 2) disconnected
(da0:umass-sim0:0:0:0): lost device
(da0:umass-sim0:0:0:0): removing device entry
umass0: detached
umass0: DMI USB 2.0 Storage Adaptor, rev 2.00/10.07, addr 2
da0 at umass-sim0 bus 0 target 0 lun 0
da0: <TOSHIBA MK2016GAP U0.3> Fixed Direct Access SCSI-0 device 
da0: 650KB/s transfers
da0: 19077MB (39070080 512 byte sectors: 64H 32S/T 19077C)
umass0: at uhub0 port 2 (addr 2) disconnected
(da0:umass-sim0:0:0:0): lost device
(da0:umass-sim0:0:0:0): removing device entry
umass0: detached
umass0: DMI USB 2.0 Storage Adaptor, rev 2.00/10.07, addr 2
umass0: BBB reset failed, TIMEOUT
umass0: BBB reset failed, TIMEOUT
umass0: BBB reset failed, IOERROR
umass0: BBB bulk-in clear stall failed, IOERROR
umass0: BBB bulk-out clear stall failed, IOERROR
umass0: BBB reset failed, IOERROR
umass0: BBB bulk-in clear stall failed, IOERROR
umass0: BBB bulk-out clear stall failed, IOERROR
umass0: BBB reset failed, IOERROR
umass0: at uhub0 port 2 (addr 2) disconnected
umass0: detached
(null): BBB bulk-in clear stall failed, IOERROR


Fatal trap 12: page fault while in kernel mode
fault virtual address	= 0x30
fault code		= supervisor read, page not present
instruction pointer	= 0x8:0xc02675b1
stack pointer	        = 0x10:0xc0325b78
frame pointer	        = 0x10:0xc0325b94
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, def32 1, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= Idle
interrupt mask		= bio 
trap number		= 12
panic: page fault

syncing disks... 

Fatal trap 12: page fault while in kernel mode
fault virtual address	= 0x30
fault code		= supervisor read, page not present
instruction pointer	= 0x8:0xc0243d38
stack pointer	        = 0x10:0xc03259a0
frame pointer	        = 0x10:0xc03259a8
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, def32 1, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= Idle
interrupt mask		= bio 
trap number		= 12
panic: page fault
Uptime: 2h16m10s

dumping to dev #ad/0x30001, offset 782464
dump ata0: resetting devices .. done
127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 succeeded
Automatic reboot in 15 seconds - press a key on the console to abort
--> Press a key on the console to reboot,
--> or switch off the system now.
Rebooting...

--Multipart_Tue_Mar_26_07:34:09_2002-1--

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