Hang up at boot on armv5t

[Mori Hiroki]

Hi

Now head is hung up at boot on armv5t. 

KDB: debugger backends: ddb
KDB: current backend: ddb
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FreeBSD 12.0-CURRENT #2 a3dbcdd(zrouter)-dirty: Mon Sep 11 18:04:22 JST 2017
    hiroki at microserver:/storage/home/hiroki/obj/storage/home/hiroki/zrouter/tmp/
arm.arm/storage/home/hiroki/freebsd/sys/Buffalo_WZR2-G300N arm
FreeBSD clang version 5.0.0 (tags/RELEASE_500/final 312559) (based on LLVM 5.0.0
svn)

Last month build is fine.

https://gist.github.com/yamori813/88224f1c96c9c592fb611b12a15e4ab5


Hiroki Mori