Buildworld Fails

My buildworld of current fails today with the following error message.
This is FreeBSD desk.server.netaffairs.nl 11.0-CURRENT FreeBSD
11.0-CURRENT #8 r299158:

cc  -O2 -pipe  -fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE
-nostdinc   -DHAVE_KERNEL_OPTION_HEADERS -include
/usr/obj/usr/src/sys/KRNL/opt_global.h -I. -I/usr/src/sys -fno-common -g
-fno-omit-frame-pointer -mno-omit-leaf-frame-pointer
-I/usr/obj/usr/src/sys/KRNL  -MD  -MF.depend.if_bge.o -MTif_bge.o
-mcmodel=kernel -mno-red-zone -mno-mmx -mno-sse -msoft-float 
-fno-asynchronous-unwind-tables -ffreestanding -fwrapv -fstack-protector
-gdwarf-2 -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes 
-Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -Wundef
-Wno-pointer-sign -D__printf__=__freebsd_kprintf__ 
-Wmissing-include-dirs -fdiagnostics-show-option  -Wno-unknown-pragmas 
-Wno-error-tautological-compare -Wno-error-empty-body 
-Wno-error-parentheses-equality -Wno-error-unused-function 
-Wno-error-pointer-sign -Wno-error-shift-negative-value  -mno-aes
-mno-avx  -std=iso9899:1999 -c
/usr/src/sys/modules/bge/../../dev/bge/if_bge.c -o if_bge.o
ctfconvert -L VERSION -g if_bge.o
ld -d -warn-common -r -d -o if_bge.ko.full if_bge.o
ctfmerge -L VERSION -g -o if_bge.ko.full if_bge.o

:> export_syms
awk -f /usr/src/sys/conf/kmod_syms.awk if_bge.ko.full  export_syms |
xargs -J% objcopy % if_bge.ko.full
objcopy --only-keep-debug if_bge.ko.full if_bge.ko.debug
objcopy --strip-debug --add-gnu-debuglink=if_bge.ko.debug 
if_bge.ko.full if_bge.ko
===> bhnd (all)
machine -> /usr/src/sys/amd64/include
x86 -> /usr/src/sys/x86/include
/usr/src/sys/dev/bhnd/tools/nvram_map_gen.sh 
/usr/src/sys/dev/bhnd/nvram/nvram_map -h
make[4]: exec(/usr/src/sys/dev/bhnd/tools/nvram_map_gen.sh) failed
(Permission denied)
*** Error code 1

Stop.
make[4]: stopped in /usr/src/sys/modules/bhnd
*** Error code 1

Stop.
make[3]: stopped in /usr/src/sys/modules
*** Error code 1

Stop.
make[2]: stopped in /usr/obj/usr/src/sys/KRNL
*** Error code 1

Stop.
make[1]: stopped in /usr/src
*** Error code 1

Stop.
make: stopped in /usr/src


My kernel Config File

include     GENERIC
ident       KRNL

# hast support
options     GEOM_GATE

# Carp support
device      carp

# pf
options     ALTQ
options     ALTQ_CBQ
options     ALTQ_RED
options     ALTQ_RIO
options     ALTQ_HFSC
options     ALTQ_CDNR
options     ALTQ_PRIQ
device      pf
device      pflog
device      pfsync

# new CAM scheduler
options         CAM_NETFLIX_IOSCHED

# Console color options
options         SC_NORM_ATTR=(FG_LIGHTGREY|BG_BLACK)
options         SC_NORM_REV_ATTR=(FG_YELLOW|BG_GREEN)
options         SC_KERNEL_CONS_ATTR=(FG_BROWN|BG_BLACK)
options         SC_KERNEL_CONS_REV_ATTR=(FG_BLACK|BG_RED)

# System console options
options         SC_DISABLE_REBOOT       # disable reboot key sequence
options         SC_HISTORY_SIZE=8192     # number of history buffer lines

What could be wrong?

regards

Johan