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Date:      Sun, 9 Apr 2006 08:55:36 -0500 (CDT)
From:      Laurence Sanford <lauasanf@wilderness.homeip.net>
To:        fbsd_user <fbsd_user@a1poweruser.com>
Cc:        questions@freebsd.org
Subject:   RE: Panic/reboot - a little help.
Message-ID:  <20060409085333.C26227@devel.cotharyus.net>
In-Reply-To: <MIEPLLIBMLEEABPDBIEGGEHAHEAA.fbsd_user@a1poweruser.com>
References:  <MIEPLLIBMLEEABPDBIEGGEHAHEAA.fbsd_user@a1poweruser.com>

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On Sun, 9 Apr 2006, fbsd_user wrote:

> Here is the standard causes.
> I all most all cases this is a hardware problem.

Yes, this I suspected.

>
> Motherboard is overheating because of years of accumulated dust.
> Open box and use small paint brush to blow away dust on motherboard
> chips.
> Remove heat sink on CPU and clean out chocking dust and reinstall.
>

Done this regularly. To all of my systems.

> Power supply's just go bad over time resulting in lower operating
> voltages
> to motherboard and hard drive. Hard drive will not spin as fast
> which causes
> the r/w heads not to fly above platter with out touching the
> surface.
> Hard disk starts going bad because of this and will need replacement
> along with the power supply.
>
> Power supply has cooling fan which can become plugged with dust.
> Cleaning out dust in power supply may result in output voltage to
> return to normal.
>
> Hard drive central bearing wears out over time and causes the
> platters
> to wobble allowing the r/w heads to rub on surface of platters
> causing
> surface damage and loss of data.
>
> What you may be experiencing is end-of-life of your PC.
>
> Back up your user data now or it may be gone for every.
>
>

It's possible. I certainly haven't ruled out end of life. Fortunately, I 
back up all of my data once a week, and if I change something important, I 
make a backup then as well. You only have to lose everything once :)

>
>
> -----Original Message-----
> From: owner-freebsd-questions@freebsd.org
> [mailto:owner-freebsd-questions@freebsd.org]On Behalf Of Laurence
> Sanford
> Sent: Sunday, April 09, 2006 8:57 AM
> To: questions@freebsd.org
> Subject: Panic/reboot - a little help.
>
>
> My desktop box, which has run very stable for a couple years now
> using
> which ever version of FreeBSD I've been running at the time, has
> developed a sudden and alarming need to panic. I have two vmcore
> files
> at this point, but I'm unsure how much actual help they'll be in
> figuring out what's happening because I don't have debugging
> compiled
> into the kernel (never needed it before!) nor do I actually know
> exactly
> how to gather any information from them if they *can* still be of
> use. I
> can tell you this has happened twice now in the past 5 hours. Once I
> was
> asleep, and once I was reading my email. I'm going to include what I
> can
> here, any suggestions or ideas what's happening will be a great
> help.
>
> lauasanf@colossus(~)$ dmesg
> Copyright (c) 1992-2005 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 6.0-STABLE #2: Sat Jan 14 12:03:12 CST 2006
>    lauasanf@colossus.cotharyus.net:/usr/obj/usr/src/sys/Colossus
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: AMD Athlon(tm) MP 2000+ (1666.74-MHz 686-class CPU)
>  Origin = "AuthenticAMD"  Id = 0x662  Stepping = 2
>
> Features=0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,
> PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
>  AMD Features=0xc0480800<SYSCALL,MP,MMX+,3DNow+,3DNow>
> real memory  = 536346624 (511 MB)
> avail memory = 515342336 (491 MB)
> MPTable: <TYAN     PAULANER    >
> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> cpu0 (BSP): APIC ID:  1
> cpu1 (AP): APIC ID:  0
> ioapic0: Assuming intbase of 0
> ioapic0 <Version 1.1> irqs 0-23 on motherboard
> npx0: [FAST]
> npx0: <math processor> on motherboard
> npx0: INT 16 interface
> cpu0 on motherboard
> cpu1 on motherboard
> pcib0: <Host to PCI bridge> pcibus 0 on motherboard
> pci0: <PCI bus> on pcib0
> agp0: <AMD 762 host to AGP bridge> port 0x1010-0x1013 mem
> 0xf8000000-0xfbffffff,0xf4c00000-0xf4c00fff at device 0.0 on pci0
> pcib1: <MPTable PCI-PCI bridge> at device 1.0 on pci0
> pci1: <PCI bus> on pcib1
> pci1: <display, VGA> at device 5.0 (no driver attached)
> isab0: <PCI-ISA bridge> at device 7.0 on pci0
> isa0: <ISA bus> on isab0
> atapci0: <AMD 768 UDMA100 controller> port
> 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xf000-0xf00f at device 7.1 on
> pci0
> ata0: <ATA channel 0> on atapci0
> ata1: <ATA channel 1> on atapci0
> pci0: <bridge> at device 7.3 (no driver attached)
> pcib2: <MPTable PCI-PCI bridge> at device 16.0 on pci0
> pci2: <PCI bus> on pcib2
> ohci0: <OHCI (generic) USB controller> mem 0xf4900000-0xf4900fff irq
> 19
> at device 0.0 on pci2
> ohci0: [GIANT-LOCKED]
> usb0: OHCI version 1.0, legacy support
> usb0: SMM does not respond, resetting
> usb0: <OHCI (generic) USB controller> on ohci0
> usb0: USB revision 1.0
> uhub0: AMD OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 4 ports with 4 removable, self powered
> xl0: <3Com 3c905C-TX Fast Etherlink XL> port 0x2000-0x207f mem
> 0xf4901000-0xf490107f irq 19 at device 8.0 on pci2
> miibus0: <MII bus> on xl0
> ukphy0: <Generic IEEE 802.3u media interface> on miibus0
> ukphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> xl0: Ethernet address: 00:e0:81:24:e7:bb
> pmtimer0 on isa0
> orm0: <ISA Option ROMs> at iomem
> 0xc0000-0xc7fff,0xc8000-0xc87ff,0xe0000-0xe3fff on isa0
> atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> 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 Explorer, device ID 4
> 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 16/16/9 bytes threshold
> ppbus0: <Parallel port bus> on ppc0
> ppbus0: IEEE1284 device found /NIBBLE/ECP
> Probing for PnP devices on ppbus0:
> ppbus0: <HEWLETT-PACKARD DESKJET 810C> MLC,PCL,PML
> plip0: <PLIP network interface> on ppbus0
> lpt0: <Printer> on ppbus0
> lpt0: Interrupt-driven port
> ppi0: <Parallel I/O> on ppbus0
> 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 at port 0x2f8-0x2ff irq 3 on isa0
> sio1: type 16550A
> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on
> isa0
> unknown: <PNP0303> can't assign resources (port)
> unknown: <PNP0c02> can't assign resources (memory)
> unknown: <PNP0501> can't assign resources (port)
> unknown: <PNP0501> can't assign resources (port)
> unknown: <PNP0f13> can't assign resources (irq)
> unknown: <PNP0401> can't assign resources (port)
> Timecounters tick every 1.000 msec
> ad0: 43979MB <IBM DTLA-307045 TX6OA6AA> at ata0-master UDMA100
> ad2: 38166MB <WDC WD400BB-22CAA0 16.06V16> at ata1-master UDMA100
> acd0: DVDR <LITE-ON DVDRW SOHW-832S/VS01> at ata1-slave UDMA33
> SMP: AP CPU #1 Launched!
> Trying to mount root from ufs:/dev/ad0s1a
> WARNING: / was not properly dismounted
> WARNING: /tmp was not properly dismounted
> WARNING: /usr was not properly dismounted
> /usr: mount pending error: blocks 216 files 5
> WARNING: /usr/ports was not properly dismounted
> WARNING: /usr/src was not properly dismounted
> WARNING: /var was not properly dismounted
> cd0 at ata1 bus 0 target 1 lun 0
> cd0: <LITE-ON DVDRW SOHW-832S VS01> Removable CD-ROM SCSI-0 device
> cd0: 33.000MB/s transfers
> cd0: Attempt to query device size failed: NOT READY, Medium not
> present
> drm0: <Matrox G400/G450 (AGP)> mem
> 0xf6000000-0xf7ffffff,0xf4800000-0xf4803fff,0xf4000000-0xf47fffff
> irq 18
> at device 5.0 on pci1
> info: [drm] AGP at 0xf8000000 64MB
> info: [drm] Initialized mga 3.2.1 20051102
>
> Also, this message comes up when the system saves the vmcore:
> Reboot after panic: Page Fault
>
> Thanks in advance for the assistance with this.
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