From owner-freebsd-hackers@FreeBSD.ORG  Mon Jul 22 17:45:49 2013
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From: John Baldwin <jhb@freebsd.org>
To: freebsd-hackers@freebsd.org
Subject: Re: UFS related panic (daily <-> find)
Date: Mon, 22 Jul 2013 13:29:47 -0400
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 (bigwig.baldwin.cx); Mon, 22 Jul 2013 13:45:47 -0400 (EDT)
Cc: rank1seeker@gmail.com, hackers@freebsd.org
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On Friday, July 19, 2013 1:45:11 pm rank1seeker@gmail.com wrote:
> I had 2 panics: (Both occured at 3 AM, so had to be daily task)
> 
> First (Jul  2 03:06:50 2013):
> --
> Fatal trap 12: page fault while in kernel mode
> fault virtual address   = 0x19
> fault code              = supervisor read, page not present
> instruction pointer     = 0x20:0xc06caf34
> stack pointer           = 0x28:0xe76248fc
> frame pointer           = 0x28:0xe7624930
> code segment            = base 0x0, limit 0xfffff, type 0x1b
>                         = DPL 0, pres 1, def32 1, gran 1
> processor eflags        = interrupt enabled, resume, IOPL = 0
> current process         = 76562 (find)
> trap number             = 12
> panic: page fault
> Uptime: 23h0m41s
> Physical memory: 1014 MB
> Dumping 186 MB: 171 155 139 123 107 91 75 59 43 27 11
> 
> #7  0xc06caf34 in cache_lookup_times (dvp=0xc784a990, vpp=0xe7624ae8,
>     cnp=0xe7624afc, tsp=0x0, ticksp=0x0) at 
/usr/src/sys/kern/vfs_cache.c:547

Can you go up to this frame and do 'l'?

-- 
John Baldwin