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Date: Sun, 13 Nov 2005 14:17:40 GMT
From: evenglion <evenglion@yahoo.com>
To: freebsd-gnats-submit@FreeBSD.org
Subject: bad config of pppoe ?=crash the kernel 
X-Send-Pr-Version: www-2.3

>Number:         88930
>Category:       kern
>Synopsis:       [ppp] [panic] bad config of pppoe ?=crash the kernel
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    glebius
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Nov 13 14:20:20 GMT 2005
>Closed-Date:    Fri Nov 18 10:03:11 GMT 2005
>Last-Modified:  Fri Nov 18 10:03:11 GMT 2005
>Originator:     evenglion
>Release:        freebsd 6 , freebsd 5.4
>Organization:
non 
>Environment:
kernel crash no output ! the kernel said something like error divide by zero
            
>Description:
i was trying to configure pppoe  (with the help of the hand book ),
modified /etc/ppp/ppp.conf and modified the file /etc/rc.conf to start
pppoe at boot time. the result is a kernel crash  (divide by zero).

tested on 2 computers
cpu amd xp 2800 barton 
mother board asrok via kt400
ethernet card fastgear (linux driver natsemi , bsd driver sis)
video card nvidia 6600 gt 
memory samsung 512 MO ddr  pc 3200
tv card=guillemot pci-2 chip bt848a
sound card=sound blaster live pci
status:all ok on linux,windows ,kernel crash on bsd when setting pppoe

the second:
cpu amd duron 1200 mhz
mother board:matsonic via vt8233
ethernet:netgear fa311 rev-d2 (bsd driver sis)
video: ati radeon 7500 agp 4x
memory noname sd-ram first=256 second=128 total=384 mo
tv-card=none
sound-card=via sound card
status:all ok on linux,windows ,kernel crash on bsd when setting pppoe




             
>How-To-Repeat:
setting pppoe maybe it only happen on my two computers
>Fix:
i dunno 
>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-i386->freebsd-bugs 
Responsible-Changed-By: linimon 
Responsible-Changed-When: Tue Nov 15 00:31:06 GMT 2005 
Responsible-Changed-Why:  
This does not sound i386-specific. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=88930 
State-Changed-From-To: open->feedback 
State-Changed-By: glebius 
State-Changed-When: Tue Nov 15 14:36:01 GMT 2005 
State-Changed-Why:  
Can you please provide more debug info like kernel backtrace: 

http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug.html#KERNELDEBUG-OBTAIN 

And can you provide precise reproduce recipe? 

http://www.freebsd.org/cgi/query-pr.cgi?pr=88930 
Responsible-Changed-From-To: freebsd-bugs->glebius 
Responsible-Changed-By: glebius 
Responsible-Changed-When: Tue Nov 15 14:37:14 GMT 2005 
Responsible-Changed-Why:  
I'll handle this. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=88930 
State-Changed-From-To: feedback->closed 
State-Changed-By: glebius 
State-Changed-When: Fri Nov 18 10:02:47 GMT 2005 
State-Changed-Why:  
Submitter can't reproduce the problem. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=88930 
>Unformatted:
