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Message-Id: <200210051147.g95Blwua076200@www.freebsd.org>
Date: Sat, 5 Oct 2002 04:47:58 -0700 (PDT)
From: Bran Claudiu <ubik@romtelecom.ro>
To: freebsd-gnats-submit@FreeBSD.org
Subject: during install, mounting root from ufs:/dev/md0c results in fatal trap 12 (page fault in kernel mode)
X-Send-Pr-Version: www-1.0

>Number:         43713
>Category:       kern
>Synopsis:       during install, mounting root from ufs:/dev/md0c results in fatal trap 12 (page fault in kernel mode)
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    remko
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Oct 05 04:50:01 PDT 2002
>Closed-Date:    Sun Mar 11 20:32:20 GMT 2007
>Last-Modified:  Sun Mar 11 20:32:20 GMT 2007
>Originator:     Bran Claudiu
>Release:        4.6.2
>Organization:
Telecom Satu Mare
>Environment:
n/a: install hangs     
>Description:
This is a first install of FreeBSD on this intel i386 (PIII 667 MHz)machine. Other OS' run well on it.
I've configured the kernel, resolved conflicts. At Storage I have only ATA disk controller (ata0 and ata01), floppy disk controller. I've eliminated all network drivers.
After saving, probing begins and ends. The installer hangs on "Mounting root from ufs:/dev/md0c"

The last lines are:

ad0: 19092MB <ST320423A> [38792/16/63] at ata0-master PIO4
acd0: CDROM <Compaq CRD-8402B> at ata1-master PIO4
Mounting root from ufs:/dev/md0c

Fatal trap 12: page fault while in kernel mode
fault virtual address = 0xff3d0485
fault code = supervisor write, page not present
instruction pointer = 0x8:0xc0380386
stack pointer = 0x10:0xc083efe8
frame pointer = 0x10:0xc083eff8
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 = 0 (swapper)
interrupt mask = none
trap number = 12
panic: page fault      
>How-To-Repeat:
try another install     
>Fix:
     
>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->feedback 
State-Changed-By: remko 
State-Changed-When: Sun Mar 11 20:25:37 UTC 2007 
State-Changed-Why:  
Hello, 

Is this still relevant? If so please try to obtain a kernel 
backtrace as mentioned on the following URL: 
http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug.html 


Responsible-Changed-From-To: freebsd-bugs->remko 
Responsible-Changed-By: remko 
Responsible-Changed-When: Sun Mar 11 20:25:37 UTC 2007 
Responsible-Changed-Why:  
grab the pr 

http://www.freebsd.org/cgi/query-pr.cgi?pr=43713 
State-Changed-From-To: feedback->closed 
State-Changed-By: remko 
State-Changed-When: Sun Mar 11 20:32:19 UTC 2007 
State-Changed-Why:  
The submitters email address bounces, if someone has feedback, please 
poke me, before that time the ticket will be closed. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=43713 
>Unformatted:
