Server rebooting after connecting to mpd daemon

[KES]

Here my mailing with authour of mpd

My mpd Version is:
[root at sparc /usr/home/aldec]# mpd4 -v
Version 4.1 (root at sparc.aldec.com.pl 14:10 29-Mar-2007)

I have ran mpd4 and try to connect from WinXP SP2.
[root at sparc /]# mpd4 > /vpntest
after server fail
[root at sparc /]# cat /vpntest
Multi-link PPP daemon for FreeBSD
process 1378 started, version 4.1 (root at sparc.aldec.com.pl 14:10
29-Mar-2007)

Label 'startup' not found
[pptp0] using interface ng0
[pptp1] using interface ng1
PPTP connection from 192.168.0.1 4765
pptp0: attached to connection with 192.168.0.1 4765
[pptp0] Accepting PPTP connection
[pptp0] opening link "pptp0"...
[pptp0] link: OPEN event
[pptp0] LCP: Open event
[pptp0] LCP: state change Initial --> Starting
[pptp0] LCP: LayerStart
[pptp0] attaching to peer's outgoing call
[pptp0] link: UP event
[pptp0] link: origination is remote
[pptp0] LCP: Up event
[pptp0] LCP: state change Starting --> Req-Sent
[pptp0] LCP: SendConfigReq #1
 ACFCOMP
 PROTOCOMP
 MRU 1500
 MAGICNUM c62da0c6
 AUTHPROTO CHAP MSOFTv2
pptp0-0: ignoring SetLinkInfo
[pptp0] LCP: rec'd Configure Request #0 link 0 (Req-Sent)
 MRU 1400
 MAGICNUM 619e59e8
 PROTOCOMP
 ACFCOMP
 CALLBACK
   Not supported
[pptp0] LCP: SendConfigRej #0
 CALLBACK
[pptp0] LCP: rec'd Configure Request #1 link 0 (Req-Sent)
 MRU 1400
 MAGICNUM 619e59e8
 PROTOCOMP
 ACFCOMP
[pptp0] LCP: SendConfigAck #1
 MRU 1400
 MAGICNUM 619e59e8
 PROTOCOMP
 ACFCOMP
[pptp0] LCP: state change Req-Sent --> Ack-Sent


[root at sparc /] cat /var/log/dmesg.today
panic: trap: memory address not aligned
Uptime: 1d5h46m18s
Cannot dump. No dump device defined.
Automatic reboot in 15 seconds - press a key on the console to abort
Rebooting...
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 6.2-STABLE #1: Tue Apr  3 08:42:50 EEST 2007
    root at sparc.aldec.com.pl:/usr/obj/usr/src/sys/KES_KERN_SUN_v6
module_register: module ng_mppc already exists!
Module ng_mppc failed to register: 17
Timecounter "tick" frequency 360000000 Hz quality 1000
.............

>KES wrote:
>> Hi.
>> My machine is:
>> FreeBSD 6.2-STABLE #1: Tue Apr  3 08:42:50 EEST 2007
>>     
>> Timecounter "tick" frequency 360000000 Hz quality 1000
>> real memory  = 201326592 (192 MB)
>> avail memory = 178716672 (170 MB)
>> cpu0: Sun Microsystems UltraSparc-IIi Processor (360.00 MHz CPU)
>
>MPD version? I've tested 4.1 on same arch and it works fine for me.
>
>> Connecting to mpd causing server to REBOOT
>> mpd.links
>> -------------------
>> pptp0:
>>     set link type pptp
>> 
>> mpd.conf
>> -------------------
>> default:
>>     load pptp0
>> pptp0:
>>     new -i ng00 pptp0 pptp0
>>     load pptp_standart
>> pptp_standart:
>>     set iface disable on-demand
>>     set bundle disable multilink
>>     set link no pap
>>     set link enable chap
>>     set link keep-alive 60 180
>>     set ipcp yes vjcomp
>>     #XXXX and YYYY -- my IP addresses
>>     set ipcp dns 1.2.3.4
>>     set ipcp dns 5.6.7.8
>>     set iface disable proxy-arp
>>     set pptp enable incoming
>>     set pptp disable originate
>>     set link yes acfcomp protocomp
>>     log +auth
>
>Try looking at the console. The problem can be caused not directly by 
>mpd. What exactly says kernel when failing?


SECOND MAIL

>KES wrote:
>> My mpd Version is:
>> [root at sparc /usr/home/aldec]# mpd4 -v
>> Version 4.1 (root at sparc.aldec.com.pl 14:10 29-Mar-2007)
>
>> [root at sparc /] cat /var/log/dmesg.today
>> panic: trap: memory address not aligned
>
>This is your pain. Some netgraph modules should be rewrited because they 
>   do address memory the way sparc don't adore. At least I'm sure that 
>ng_netflow is unusable on sparc.
>
>Try recompiling kernel without most NETGRAPH modules. You actually need 
>only this 2 lines in your kernel config for mpd to work:
>
>options NETGRAPH
>options NETGRAPH_ETHER
>
>All other modules would be loaded automatically.



I have recompiled kernel.
Server still rebooting. But mpd seems fail earlier

#cat /vpntest
Multi-link PPP daemon for FreeBSD
process 1044 started, version 4.1 (root at sparc.aldec.com.pl 14:10
29-Mar-2007)

Label 'startup' not found
[pptp0] using interface ng0
[pptp1] using interface ng1