>Number:         36056
>Category:       kern
>Synopsis:       current-i386 panics in agp detection
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Mar 22 05:05:00 +0000 2007
>Originator:     H. Todd Fujinaka
>Release:        NetBSD 4.99.15
>Organization:
None
>Environment:
	
	
System: NetBSD kerry.i8u.org 4.99.15 NetBSD 4.99.15 (KERRY) #847: Mon Mar 19 18:36:00 PDT 2007 htodd@kerry.i8u.org:/var/obj/sys/arch/i386/compile.i386/KERRY i386
Architecture: i386
Machine: i386
>Description:
Build a new kernel and reboot. When probing agp you'll see:

Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 4.99.16 (KERRY) #851: Wed Mar 21 21:25:07 PDT 2007
	htodd@kerry.i8u.org:/var/obj/sys/arch/i386/compile.i386/KERRY
total memory = 494 MB
avail memory = 481 MB
timecounter: Timecounters tick every 10.000 msec
timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
BIOS32 rev. 0 found at 0xf0010
mainbus0 (root)
cpu0 at mainbus0 apid 0: (boot processor)
cpu0: Intel (686-class), 2992.80 MHz, id 0xf34
cpu0: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
cpu0: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
cpu0: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
cpu0: features2 441d<SSE3,MONITOR,DS-CPL,CID,xTPR>
cpu0: "Intel(R) Pentium(R) 4 CPU 3.00GHz"
cpu0: I-cache 12K uOp cache 8-way
cpu0: L2 cache 1 MB 64B/line 8-way
cpu0: ITLB 4K/4M: 64 entries
cpu0: DTLB 4K/4M: 64 entries
cpu0: using thermal monitor 1
cpu0: calibrating local timer
cpu0: apic clock running at 199 MHz
cpu0: 32 page colors
cpu1 at mainbus0 apid 1: (application processor)
cpu1: Intel (686-class), 2992.70 MHz, id 0xf34
cpu1: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
cpu1: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
cpu1: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
cpu1: features2 441d<SSE3,MONITOR,DS-CPL,CID,xTPR>
cpu1: "Intel(R) Pentium(R) 4 CPU 3.00GHz"
cpu1: I-cache 12K uOp cache 8-way
cpu1: L2 cache 1 MB 64B/line 8-way
cpu1: ITLB 4K/4M: 64 entries
cpu1: DTLB 4K/4M: 64 entries
cpu1: using thermal monitor 1
ioapic0 at mainbus0 apid 2
ioapic0: pa 0xfec00000, version 20, 24 pins
acpi0 at mainbus0: Advanced Configuration and Power Interface
acpi0: using Intel ACPI CA subsystem version 20060217
acpi0: X/RSDT: OemId <INTEL ,D865GLC ,20050804>, AslId <MSFT,00000097>
acpi0: SCI interrupting at int 9
acpi0: fixed-feature power button present
timecounter: Timecounter "ACPI-Fast" frequency 3579545 Hz quality 1000
ACPI-Fast 24-bit timer
ACPI Object Type 'Processor' (0x0c) at acpi0 not configured
ACPI Object Type 'Processor' (0x0c) at acpi0 not configured
PNP0A03 [PCI/PCI-X Host Bridge] at acpi0 not configured
PNP0000 [AT Interrupt Controller] at acpi0 not configured
PNP0200 [AT DMA Controller] at acpi0 not configured
attimer1 at acpi0 (PNP0100): AT Timer
attimer1: io 0x40-0x43 irq 0
PNP0B00 [AT Real-Time Clock] at acpi0 not configured
pckbc1 at acpi0 (PNP0303): kbd port
pckbc1: io 0x60,0x64 irq 1
pcppi1 at acpi0 (PNP0800)
pcppi1: io 0x61
midi0 at pcppi1: PC speaker (CPU-intensive output)
spkr0 at pcppi1
sysbeep0 at pcppi1
npx0 at acpi0 (PNP0C04)
npx0: io 0xf0-0xff irq 13
npx0: reported by CPUID; using exception 16
fdc0 at acpi0 (PNP0700)
fdc0: io 0x3f0-0x3f5,0x3f7 irq 6 drq 2
com4 at acpi0 (PNP0501-1)
com4: io 0x3f8-0x3ff irq 4
com4: ns16550a, working fifo
lpt0 at acpi0 (PNP0400)
lpt0: io 0x378-0x37f irq 7
ACPI Object Type 'Power' (0x0b) at acpi0 not configured
ACPI Object Type 'Power' (0x0b) at acpi0 not configured
ACPI Object Type 'Power' (0x0b) at acpi0 not configured
PNP0C02 [Plug and Play motherboard register resources] at acpi0 not configured
INT0800 [Intel FWH Random Number Generator] at acpi0 not configured
PNP0C02 [Plug and Play motherboard register resources] at acpi0 not configured
PNP0C01 [System Board] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
acpibut0 at acpi0 (PNP0C0E-29): ACPI Sleep Button
pckbd0 at pckbc1 (kbd slot)
pckbc1: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard
pcppi1: attached to attimer1
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0
pchb0: Intel 82865 Host (rev. 0x02)
pchb0: random number generator enabled
agp0 at pchb0: detected 16252k stolen memory
agp0extent `iomem' (0x0 - 0xffffffff), flags = 0x3
     0x0 - 0x9fbff
     0xa0000 - 0xbffff
     0xc0000 - 0xc7fff
     0x100000 - 0x1ef2fbff
     0x1ef2fc00 - 0x1ef2ffff
     0x1ef30000 - 0x1ef3ffff
     0x1ef40000 - 0x1efeffff
     0xffa80000 - 0xffafffff
     0xffb00000 - 0xffbfffff
extent_free: start 0xa6c9000, end 0xcabef777
panic: extent_free: region not found

The operating system has halted.
Please press any key to reboot.

rebooting...
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 4.99.15 (KERRY) #847: Mon Mar 19 18:36:00 PDT 2007
	htodd@kerry.i8u.org:/var/obj/sys/arch/i386/compile.i386/KERRY
total memory = 494 MB
avail memory = 481 MB
timecounter: Timecounters tick every 10.000 msec
timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
BIOS32 rev. 0 found at 0xf0010
mainbus0 (root)
cpu0 at mainbus0 apid 0: (boot processor)
cpu0: Intel (686-class), 2992.84 MHz, id 0xf34
cpu0: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
cpu0: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
cpu0: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
cpu0: features2 441d<SSE3,MONITOR,DS-CPL,CID,xTPR>
cpu0: "Intel(R) Pentium(R) 4 CPU 3.00GHz"
cpu0: I-cache 12K uOp cache 8-way
cpu0: L2 cache 1 MB 64B/line 8-way
cpu0: ITLB 4K/4M: 64 entries
cpu0: DTLB 4K/4M: 64 entries
cpu0: using thermal monitor 1
cpu0: calibrating local timer
cpu0: apic clock running at 199 MHz
cpu0: 32 page colors
cpu1 at mainbus0 apid 1: (application processor)
cpu1: Intel (686-class), 2992.71 MHz, id 0xf34
cpu1: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
cpu1: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
cpu1: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
cpu1: features2 441d<SSE3,MONITOR,DS-CPL,CID,xTPR>
cpu1: "Intel(R) Pentium(R) 4 CPU 3.00GHz"
cpu1: I-cache 12K uOp cache 8-way
cpu1: L2 cache 1 MB 64B/line 8-way
cpu1: ITLB 4K/4M: 64 entries
cpu1: DTLB 4K/4M: 64 entries
cpu1: using thermal monitor 1
ioapic0 at mainbus0 apid 2
ioapic0: pa 0xfec00000, version 20, 24 pins
acpi0 at mainbus0: Advanced Configuration and Power Interface
acpi0: using Intel ACPI CA subsystem version 20060217
acpi0: X/RSDT: OemId <INTEL ,D865GLC ,20050804>, AslId <MSFT,00000097>
acpi0: SCI interrupting at int 9
acpi0: fixed-feature power button present
timecounter: Timecounter "ACPI-Fast" frequency 3579545 Hz quality 1000
ACPI-Fast 24-bit timer
ACPI Object Type 'Processor' (0x0c) at acpi0 not configured
ACPI Object Type 'Processor' (0x0c) at acpi0 not configured
PNP0A03 [PCI/PCI-X Host Bridge] at acpi0 not configured
PNP0000 [AT Interrupt Controller] at acpi0 not configured
PNP0200 [AT DMA Controller] at acpi0 not configured
attimer1 at acpi0 (PNP0100): AT Timer
attimer1: io 0x40-0x43 irq 0
PNP0B00 [AT Real-Time Clock] at acpi0 not configured
pckbc1 at acpi0 (PNP0303): kbd port
pckbc1: io 0x60,0x64 irq 1
pcppi1 at acpi0 (PNP0800)
pcppi1: io 0x61
midi0 at pcppi1: PC speaker (CPU-intensive output)
spkr0 at pcppi1
sysbeep0 at pcppi1
npx0 at acpi0 (PNP0C04)
npx0: io 0xf0-0xff irq 13
npx0: reported by CPUID; using exception 16
fdc0 at acpi0 (PNP0700)
fdc0: io 0x3f0-0x3f5,0x3f7 irq 6 drq 2
com4 at acpi0 (PNP0501-1)
com4: io 0x3f8-0x3ff irq 4
com4: ns16550a, working fifo
lpt0 at acpi0 (PNP0400)
lpt0: io 0x378-0x37f irq 7
ACPI Object Type 'Power' (0x0b) at acpi0 not configured
ACPI Object Type 'Power' (0x0b) at acpi0 not configured
ACPI Object Type 'Power' (0x0b) at acpi0 not configured
PNP0C02 [Plug and Play motherboard register resources] at acpi0 not configured
INT0800 [Intel FWH Random Number Generator] at acpi0 not configured
PNP0C02 [Plug and Play motherboard register resources] at acpi0 not configured
PNP0C01 [System Board] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
PNP0C0F [PCI interrupt link device] at acpi0 not configured
acpibut0 at acpi0 (PNP0C0E-29): ACPI Sleep Button
pckbd0 at pckbc1 (kbd slot)
pckbc1: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard
pcppi1: attached to attimer1
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0
pchb0: Intel 82865 Host (rev. 0x02)
pchb0: random number generator enabled
agp0 at pchb0: detected 16252k stolen memory
agp0: aperture at 0xf0000000, size 0x8000000
vga0 at pci0 dev 2 function 0: Intel 82865G Integrated Graphics Device (rev. 0x02)
wsdisplay0 at vga0 kbdmux 1: console (80x25, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
ppb0 at pci0 dev 3 function 0: Intel 82801EB Hub-PCI Bridge (rev. 0x02)
pci1 at ppb0 bus 1
pci1: i/o space, memory space enabled
wm0 at pci1 dev 1 function 0: Intel i82547EI 1000BASE-T Ethernet, rev. 0
wm0: interrupting at ioapic0 pin 18 (irq 10)
wm0: Communication Streaming Architecture
wm0: using 82547 Tx FIFO stall work-around
wm0: 65536 word (16 address bits) SPI EEPROM
wm0: Ethernet address 00:11:11:47:2c:1a
igphy0 at wm0 phy 1: Intel IGP01E1000 Gigabit PHY, rev. 0
igphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
uhci0 at pci0 dev 29 function 0: Intel 82801EB/ER USB UHCI Controller (rev. 0x02)
uhci0: interrupting at ioapic0 pin 16 (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
uhci1 at pci0 dev 29 function 1: Intel 82801EB/ER USB UHCI Controller (rev. 0x02)
uhci1: interrupting at ioapic0 pin 19 (irq 5)
usb1 at uhci1: USB revision 1.0
uhub1 at usb1
uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
uhci2 at pci0 dev 29 function 2: Intel 82801EB/ER USB UHCI Controller (rev. 0x02)
uhci2: interrupting at ioapic0 pin 18 (irq 10)
usb2 at uhci2: USB revision 1.0
uhub2 at usb2
uhub2: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub2: 2 ports with 2 removable, self powered
uhci3 at pci0 dev 29 function 3: Intel 82801EB/ER USB UHCI Controller (rev. 0x02)
uhci3: interrupting at ioapic0 pin 16 (irq 11)
usb3 at uhci3: USB revision 1.0
uhub3 at usb3
uhub3: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub3: 2 ports with 2 removable, self powered
ehci0 at pci0 dev 29 function 7: Intel 82801EB/ER USB EHCI Controller (rev. 0x02)
ehci0: interrupting at ioapic0 pin 23 (irq 9)
ehci0: BIOS refuses to give up ownership, using force
ehci0: EHCI version 1.0
ehci0: companion controllers, 2 ports each: uhci0 uhci1 uhci2 uhci3
usb4 at ehci0: USB revision 2.0
uhub4 at usb4
uhub4: Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub4: 8 ports with 8 removable, self powered
ppb1 at pci0 dev 30 function 0: Intel 82801BA Hub-PCI Bridge (rev. 0xc2)
pci2 at ppb1 bus 2
pci2: memory space enabled
pcib0 at pci0 dev 31 function 0
pcib0: Intel 82801EB LPC Interface Bridge (rev. 0x02)
piixide0 at pci0 dev 31 function 1
piixide0: Intel 82801EB IDE Controller (ICH5) (rev. 0x02)
piixide0: bus-master DMA support present
piixide0: primary channel configured to compatibility mode
piixide0: primary channel interrupting at ioapic0 pin 14 (irq 14)
atabus0 at piixide0 channel 0
piixide0: secondary channel configured to compatibility mode
piixide0: secondary channel interrupting at ioapic0 pin 15 (irq 15)
atabus1 at piixide0 channel 1
piixide1 at pci0 dev 31 function 2
piixide1: Intel 82801EB Serial ATA Controller (rev. 0x02)
piixide1: bus-master DMA support present
piixide1: primary channel configured to native-PCI mode
piixide1: using ioapic0 pin 18 (irq 10) for native-PCI interrupt
atabus2 at piixide1 channel 0
piixide1: secondary channel configured to native-PCI mode
atabus3 at piixide1 channel 1
Intel 82801EB/ER SMBus Controller (SMBus serial bus, revision 0x02) at pci0 dev 31 function 3 not configured
auich0 at pci0 dev 31 function 5: i82801EB (ICH5) AC-97 Audio
auich0: interrupting at ioapic0 pin 17 (irq 3)
auich0: ac97: Analog Devices AD1985 codec; headphone, 20 bit DAC, no 3D stereo
auich0: ac97: ext id 3c7<AMAP,LDAC,SDAC,CDAC,SPDIF,DRA,VRA>
isa0 at pcib0
isapnp0 at isa0 port 0x279: ISA Plug 'n Play device support
isapnp0: no ISA Plug 'n Play devices found
timecounter: Timecounter "TSC" frequency 2992870650 Hz quality 800
timecounter: Timecounter "clockinterrupt" frequency 100 Hz quality 0
fd0 at fdc0 drive 0: 1.44MB, 80 cyl, 2 head, 18 sec
auich0: measured ac97 link rate at 47621 Hz, will use 48000 Hz
audio0 at auich0: full duplex, mmap, independent
atapibus0 at atabus1: 2 targets
cd0 at atapibus0 drive 0: <ATAPI    CD-RW 40/12/48X, , 100C> cdrom removable
cd0: 32-bit data port
cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
cd0(piixide0:1:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
wd0 at atabus2 drive 0: <SAMSUNG SP1614C>
wd0: drive supports 16-sector PIO transfers, LBA48 addressing
wd0: 149 GB, 310101 cyl, 16 head, 63 sec, 512 bytes/sect x 312581808 sectors
wd0: 32-bit data port
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 7
wd0(piixide1:0:0): using PIO mode 4, Ultra-DMA mode 6 (Ultra/133) (using DMA)
boot device: wd0
root on wd0a dumps on wd0b
root file system type: ffs

	
>How-To-Repeat:
	
Build a new kernel, come use my Intel 865 motherboard with onboard video.
>Fix:
	
Use yesterday's sources.

>Unformatted: