misc/116720: running reboot commands causes a kernel page fault

Fri Sep 28 11:00:10 PDT 2007

>Number:         116720
>Category:       misc
>Synopsis:       running reboot commands causes a kernel page fault
>Confidential:   no
>Severity:       non-critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Sep 28 18:00:09 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator:     Chris
>Release:        7.0 current
>Organization:
individual
>Environment:
FreeBSD netu.frogees.org 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Fri Sep 28 16:02:01 UTC 2007     maximus at netu.frogees.org:/usr/obj/usr/src/sys/NETU  i386
>Description:
running reboot to reboot server causes a kernel page fault leaving local access needed to reboot server.

dmesg and log below

Copyright (c) 1992-2007 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 is a registered trademark of The FreeBSD Foundation.
FreeBSD 7.0-CURRENT #0: Fri Sep 28 14:28:05 UTC 2007
    maximus at netu.frogees.org:/usr/obj/usr/src/sys/NETU
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Core(TM)2 CPU          6320  @ 1.86GHz (1876.00-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x6f6  Stepping = 6
  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=0xe3bd<SSE3,RSVD2,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM>
  AMD Features=0x20100000<NX,LM>
  AMD Features2=0x1<LAHF>
  Cores per package: 2
real memory  = 2120335360 (2022 MB)
avail memory = 2064957440 (1969 MB)
ACPI APIC Table: <INTEL  DG965SS >
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
ioapic0: Changing APIC ID to 2
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd1 at kbdmux0
ath_hal: 0.9.20.3 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413, RF5413)
acpi0: <INTEL DG965SS> on motherboard
acpi0: [ITHREAD]
acpi0: Power Button (fixed)
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
cpu0: <ACPI CPU> on acpi0
est0: <Enhanced SpeedStep Frequency Control> on cpu0
p4tcc0: <CPU Frequency Thermal Control> on cpu0
cpu1: <ACPI CPU> on acpi0
est1: <Enhanced SpeedStep Frequency Control> on cpu1
p4tcc1: <CPU Frequency Thermal Control> on cpu1
acpi_button0: <Sleep Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
vgapci0: <VGA-compatible display> port 0x2440-0x2447 mem 0x90200000-0x902fffff,0x80000000-0x8fffffff irq 16 at device 2.0 on pci0
agp0: <Intel G965 SVGA controller> on vgapci0
agp0: detected 7676k stolen memory
agp0: aperture size is 256M
pci0: <simple comms> at device 3.0 (no driver attached)
em0: <Intel(R) PRO/1000 Network Connection Version - 6.5.3> port 0x20c0-0x20df mem 0x90300000-0x9031ffff,0x90320000-0x90320fff irq 20 at device 25.0 on pci0
em0: Ethernet address: 00:19:d1:9b:b2:b7
em0: [FILTER]
uhci0: <UHCI (generic) USB controller> port 0x20a0-0x20bf irq 16 at device 26.0 on pci0
uhci0: [GIANT-LOCKED]
uhci0: [ITHREAD]
usb0: <UHCI (generic) USB controller> on uhci0
usb0: USB revision 1.0
uhub0: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb0
uhub0: 2 ports with 2 removable, self powered
uhci1: <UHCI (generic) USB controller> port 0x2080-0x209f irq 21 at device 26.1 on pci0
uhci1: [GIANT-LOCKED]
uhci1: [ITHREAD]
usb1: <UHCI (generic) USB controller> on uhci1
usb1: USB revision 1.0
uhub1: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb1
uhub1: 2 ports with 2 removable, self powered
ehci0: <EHCI (generic) USB 2.0 controller> mem 0x90321400-0x903217ff irq 18 at device 26.7 on pci0
ehci0: [GIANT-LOCKED]
ehci0: [ITHREAD]
usb2: EHCI version 1.0
usb2: companion controllers, 2 ports each: usb0 usb1
usb2: <EHCI (generic) USB 2.0 controller> on ehci0
usb2: USB revision 2.0
uhub2: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb2
uhub2: 4 ports with 4 removable, self powered
pcib1: <ACPI PCI-PCI bridge> at device 28.0 on pci0
pci1: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> at device 28.1 on pci0
pci2: <ACPI PCI bus> on pcib2
atapci0: <Marvell 88SX6101 UDMA133 controller> port 0x1018-0x101f,0x1024-0x1027,0x1010-0x1017,0x1020-0x1023,0x1000-0x100f mem 0x90100000-0x901001ff irq 17 at device 0.0 on pci2
atapci0: [ITHREAD]
ata2: <ATA channel 0> on atapci0
ata2: [ITHREAD]
pcib3: <ACPI PCI-PCI bridge> at device 28.2 on pci0
pci3: <ACPI PCI bus> on pcib3
pcib4: <ACPI PCI-PCI bridge> at device 28.3 on pci0
pci4: <ACPI PCI bus> on pcib4
pcib5: <ACPI PCI-PCI bridge> at device 28.4 on pci0
pci5: <ACPI PCI bus> on pcib5
uhci2: <UHCI (generic) USB controller> port 0x2060-0x207f irq 23 at device 29.0 on pci0
uhci2: [GIANT-LOCKED]
uhci2: [ITHREAD]
usb3: <UHCI (generic) USB controller> on uhci2
usb3: USB revision 1.0
uhub3: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb3
uhub3: 2 ports with 2 removable, self powered
uhci3: <UHCI (generic) USB controller> port 0x2040-0x205f irq 19 at device 29.1 on pci0
uhci3: [GIANT-LOCKED]
uhci3: [ITHREAD]
usb4: <UHCI (generic) USB controller> on uhci3
usb4: USB revision 1.0
uhub4: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb4
uhub4: 2 ports with 2 removable, self powered
uhci4: <UHCI (generic) USB controller> port 0x2020-0x203f irq 18 at device 29.2 on pci0
uhci4: [GIANT-LOCKED]
uhci4: [ITHREAD]
usb5: <UHCI (generic) USB controller> on uhci4
usb5: USB revision 1.0
uhub5: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb5
uhub5: 2 ports with 2 removable, self powered
ehci1: <EHCI (generic) USB 2.0 controller> mem 0x90321000-0x903213ff irq 23 at device 29.7 on pci0
ehci1: [GIANT-LOCKED]
ehci1: [ITHREAD]
usb6: EHCI version 1.0
usb6: companion controllers, 2 ports each: usb3 usb4 usb5
usb6: <EHCI (generic) USB 2.0 controller> on ehci1
usb6: USB revision 2.0
uhub6: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb6
uhub6: 6 ports with 6 removable, self powered
pcib6: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci6: <ACPI PCI bus> on pcib6
fwohci0: <Texas Instruments TSB43AB22/A> mem 0x90004000-0x900047ff,0x90000000-0x90003fff irq 19 at device 3.0 on pci6
fwohci0: [FILTER]
fwohci0: OHCI version 1.10 (ROM=0)
fwohci0: No. of Isochronous channels is 4.
fwohci0: EUI64 00:90:27:00:01:d0:0d:c8
fwohci0: Phy 1394a available S400, 2 ports.
fwohci0: Link S400, max_rec 2048 bytes.
firewire0: <IEEE1394(FireWire) bus> on fwohci0
dcons_crom0: <dcons configuration ROM> on firewire0
dcons_crom0: bus_addr 0x132c000
fwe0: <Ethernet over FireWire> on firewire0
if_fwe0: Fake Ethernet address: 02:90:27:d0:0d:c8
fwe0: Ethernet address: 02:90:27:d0:0d:c8
fwip0: <IP over FireWire> on firewire0
fwip0: Firewire address: 00:90:27:00:01:d0:0d:c8 @ 0xfffe00000000, S400, maxrec 2048
sbp0: <SBP-2/SCSI over FireWire> on firewire0
fwohci0: Initiate bus reset
fwohci0: BUS reset
fwohci0: node_id=0xc800ffc0, gen=1, CYCLEMASTER mode
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci1: <Intel ICH8 SATA300 controller> port 0x2438-0x243f,0x2454-0x2457,0x2430-0x2437,0x2450-0x2453,0x2410-0x241f,0x2400-0x240f irq 19 at device 31.2 on pci0
atapci1: [ITHREAD]
ata3: <ATA channel 0> on atapci1
ata3: [ITHREAD]
ata4: <ATA channel 1> on atapci1
ata4: [ITHREAD]
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
atapci2: <Intel ICH8 SATA300 controller> port 0x2428-0x242f,0x244c-0x244f,0x2420-0x2427,0x2448-0x244b,0x20f0-0x20ff,0x20e0-0x20ef irq 19 at device 31.5 on pci0
atapci2: [ITHREAD]
ata5: <ATA channel 0> on atapci2
ata5: [ITHREAD]
ata6: <ATA channel 1> on atapci2
ata6: [ITHREAD]
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
atkbd0: [ITHREAD]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: [ITHREAD]
psm0: model IntelliMouse, device ID 3
sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
sio0: type 16550A
sio0: [FILTER]
pmtimer0 on isa0
orm0: <ISA Option ROMs> at iomem 0xcb800-0xcc7ff,0xcc800-0xcd7ff pnpid ORM0000 on isa0
ata0 at port 0x1f0-0x1f7,0x3f6 irq 14 on isa0
ata0: [ITHREAD]
ata1 at port 0x170-0x177,0x376 irq 15 on isa0
ata1: [ITHREAD]
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: Generic chipset (ECP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/8 bytes threshold
ppbus0: <Parallel port bus> on ppc0
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
ppc0: [GIANT-LOCKED]
ppc0: [ITHREAD]
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio1: configured irq 3 not in bitmap of probed irqs 0
sio1: port may not be enabled
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Timecounters tick every 1.000 msec
firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
firewire0: bus manager 0 (me)
acd0: CDROM <BENQ CD-ROM 656M/F.EE> at ata2-master UDMA33
ad6: 476940MB <Seagate ST3500841AS 3.AAJ> at ata3-master SATA150
ad8: 476940MB <Seagate ST3500841AS 3.AAJ> at ata4-master SATA150
ad10: 476940MB <Seagate ST3500841AS 3.AAJ> at ata5-master SATA150
ad12: 476940MB <Seagate ST3500841AS 3.AAJ> at ata6-master SATA150
GEOM_LABEL: Label for provider acd0 is iso9660/FreeBSD_Install.
SMP: AP CPU #1 Launched!
Trying to mount root from ufs:/dev/ad8s1a
WARNING: / was not properly dismounted
WARNING: /tmp was not properly dismounted
WARNING: /usr was not properly dismounted
/usr: mount pending error: blocks 604 files 3
WARNING: /var was not properly dismounted
/var: mount pending error: blocks 3604 files 796
em0: link state changed to UP

Sep 28 17:39:45 netu kernel: Fatal trap 12: page fault while in kernel mode
Sep 28 17:39:45 netu kernel: cpuid = 1; apic id = 01
Sep 28 17:39:45 netu kernel: fault virtual address      = 0x24
Sep 28 17:39:45 netu kernel: fault code         = supervisor read, page not present
Sep 28 17:39:45 netu kernel: instruction pointer        = 0x20:0xc615e20b
Sep 28 17:39:45 netu kernel: stack pointer              = 0x28:0xe8bc0b30
Sep 28 17:39:45 netu kernel: frame pointer              = 0x28:0xe8bc0b88
Sep 28 17:39:45 netu kernel: code segment               = base 0x0, limit 0xfffff, type 0x1b
Sep 28 17:39:45 netu kernel: = DPL 0, pres 1, def32 1, gran 1
Sep 28 17:39:45 netu kernel: processor eflags   = interrupt enabled, resume, IOPL = 0
Sep 28 17:39:45 netu kernel: current process            = 910 (csh)
Sep 28 17:39:45 netu kernel: trap number                = 12
Sep 28 17:39:45 netu kernel: panic: page fault
Sep 28 17:39:45 netu kernel: cpuid = 1
Sep 28 17:39:45 netu kernel: Uptime: 37m38s
Sep 28 17:39:45 netu kernel: Physical memory: 2009 MB
Sep 28 17:39:45 netu kernel: Dumping 88 MB: 73 57 41 25 9
Sep 28 17:39:45 netu kernel: Dump complete

unfortenatly no longer have dump got overwritten from another page fault for other problem
>How-To-Repeat:
reboot the server
>Fix:
I recompiled world with -O not the default -O2 this appears to stop it occuring.

>Release-Note:
>Audit-Trail:
>Unformatted: