kern/46038: make test in /usr/pkgsrc/devel/m4 causes kernel panic

[uklaus%hgb-leipzig.de@localhost]

>Number:         46038
>Category:       kern
>Synopsis:       make test in /usr/pkgsrc/devel/m4 causes kernel panic
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Feb 17 10:15:00 +0000 2012
>Originator:     Uwe Klaus
>Release:        6.0_BETA
>Organization:
>Environment:
NetBSD x201 6.0_BETA NetBSD 6.0_BETA (GENERIC) #1: Fri Feb 17 10:08:06 CET 2012 
 root@x201:/usr/obj.amd64/sys/arch/amd64/compile/GENERIC amd64
>Description:
make test in /usr/pkgsrc/devel/m4 causes kernel panic
in src/sys/kern/subr_kmem.c line 170

>How-To-Repeat:
cd /usr/pkgsrc/devel/m4
make
make test

>Fix: