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Date: Sat, 25 Jan 2014 11:38:54 +0000
From: Andrew Turner <andrew@fubar.geek.nz>
To: Ralf Wenk <iz-rpi03@hs-karlsruhe.de>
Subject: Re: RaspberryPi pinic with CURRENT r260558
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On Fri, 24 Jan 2014 14:37:40 +0100
Ralf Wenk <iz-rpi03@hs-karlsruhe.de> wrote:

> Hello,
> 
> while updating the ports DB my RPi panics because of an undefined
> instruction. /usr/ports ist located on an USB-stick, /usr/local is
> located on the SDHC card.
> 
> I do not file a bug report because the problem is not reliable
> repeatable.
> 
> The RPi tends to crash while or after doing the following:
> - NFS mounting a /usr/ports tree from a i386 Machine
> - rsyc(1)-ing that tree to the local copy
> - fetching the INDEX-file
> and finally calling portversion(1).
> 
> Till today it never panics the first time after booting but rarely
> survived the fourth.
> This time the UFS journals got damaged preventing multi user boot so
> I had to fsck(8) all filesystems manually bypassing the journals.
>
Can you try updating to at least r261137. There was a bug where
backtrace may not work correctly when it passes through exception_exit.
This won't fix your problem, but it may help track it down.

Andrew