From owner-freebsd-current@FreeBSD.ORG  Thu Nov  3 00:08:58 2005
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From: Vladimir Kushnir <vkushnir@i.kiev.ua>
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To: Max Laier <max@love2party.net>
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Cc: freebsd-current@freebsd.org
Subject: Re: CURRENT + amd64 + user-ppp = panic
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On Thu, 3 Nov 2005, Max Laier wrote:

>>
>> Here it is: right before panic it prints
>>
>> For 0xffffff0017531100 -1 ticks
>> For 0xffffff0017531100 -1 ticks
>
> This results in two consecutive callout_stop() calls, but shouldn't hurt as
> callout_stop is protected against that.
>
> Do you get a dump for this?  Can you compare this pointer to the global
> llinfo_nd6 and see if "c" from the softclock() frame is related (or maybe the
> previous item in the list TAILQ).
>

Sorry I'm not very goot at debugging. Would you please give me some 
instructions (lamer's level, preferably :-)). And anyway I'll be able to 
do it tomorrow only.

TIA,
Vladimir