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Date: Mon, 8 Dec 2003 15:50:54 -0800 (PST)
From: Julian Elischer <julian@elischer.org>
To: Robin Breathe <robin@isometry.net>
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cc: John Baldwin <jhb@FreeBSD.org>
Subject: Re: Fatal trap 12: page fault while in kernelmode(subr_turnstile.c) 
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On Mon, 8 Dec 2003, Robin Breathe wrote:

> ng_eiface_rmnode(c4d42200,0,0,c4d42200,c4d42200) at ng_eiface_rmnode+0x61
> ng_rmnode(c4d42200,0,0,0,0) at ng_rmnode+0xc7
> ng_generic_msg(c4d42200,c4a04200,0,0,0) at ng_generic_msg+0x11f
> ng_apply_item(c4d42200,c4a04200,c06d115c,7d6,c4a04200) at 
> ng_apply_item+0x365
> ng_snd_item(c4a04200,0,c47a0820,0,0) at ng_snd_item+0x7cb
> ngc_send(c4ab91e0,0,c1d12e00,c47a07a0,0) at ngc_send+0x146
> sosend(c4ab91e0,c47a07a0,dcaccc4c,c1d12e00,0) at sosend+0x44d
> kern_sendit(c48a48c0,3,dcacccc4,0,0) at kern_sendit+0x17c
> sendit(c48a48c0,3,dcacccc4,0,804f034) at sendit+0x16e
> sendto(c48a48c0,dcaccd14,c06e14fe,3ee,6) at sendto+0x5b
> syscall(2f,2f,2f,bfbfe9c8,bfbfe9c2) at syscall+0x2c0


Ok so This caught my attention..

you are removing an eiface node?

I can believe that the interface code may not be very well tested in
this..
there have been some changes in the last couple of years regarding
interface attaching and detatching and I have not kept up with it..