RaspberryPi crash/freez random time after ~r253751

[Andrey Fesenko]

Hello,

System work stable after migration EABI ~r20130716 (+fix build perl port)
after make new images r253751 and r253847 system (RPi) freez after
random time building ports.

got to collect a backtrace log http://pastebin.com/Bbn9ka4N

> uname -a
FreeBSD raspberry-pi 10.0-CURRENT FreeBSD 10.0-CURRENT #0 r253847M:
Thu Aug  1 03:54:07 MSK 2013
andrey at my_book.local:/home/andrey/obj/arm.armv6/usr/src/sys/RPI-B-IPv6
 arm