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Date: Mon, 15 Aug 2011 15:14:39 +0300
From: Andriy Gapon <avg@FreeBSD.org>
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To: Steven Hartland <killing@multiplay.co.uk>
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Cc: freebsd-stable@FreeBSD.org
Subject: Re: debugging frequent kernel panics on 8.2-RELEASE
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on 15/08/2011 13:34 Steven Hartland said the following:
> (kgdb) list *0xffffffff8053b691
> 0xffffffff8053b691 is in vm_fault (/usr/src/sys/vm/vm_fault.c:239).
> 234             /*
> 235              * Find the backing store object and offset into it to begin the
> 236              * search.
> 237              */
> 238             fs.map = map;
> 239             result = vm_map_lookup(&fs.map, vaddr, fault_type, &fs.entry,
> 240                 &fs.first_object, &fs.first_pindex, &prot, &wired);
> 241             if (result != KERN_SUCCESS) {
> 242                     if (result != KERN_PROTECTION_FAILURE ||
> 243                         (fault_flags & VM_FAULT_WIRE_MASK) !=
> VM_FAULT_USER_WIRE) {
> 

Interesting... thanks!
Can you please also additionally provide (lengthy) output of x/512a
0xffffff8d8f356fb0 ?

-- 
Andriy Gapon