And howto for CentOS?

[xist]

Hi all. I try to compile a new vanilla kernel 2.6.25 for CentOS 5 according to this howto.
But I got this error:

 CC	  net/xfrm/xfrm_algo.o
  CC	  net/xfrm/xfrm_proc.o
  CC [M]  net/xfrm/xfrm_user.o
  LD	  net/xfrm/built-in.o
  LD	  net/built-in.o
error: Bad exit status from /var/tmp/rpm-tmp.96774 (%build)


RPM build errors:
	Bad exit status from /var/tmp/rpm-tmp.96774 (%build)
make[1]: *** [rpm] Error 1
make: *** [rpm] Error 2

cat /var/tmp/rpm-tmp.96774

#!/bin/sh

RPM_SOURCE_DIR="/usr/src/linux-2.6.25/.."
RPM_BUILD_DIR="/usr/src/redhat/BUILD"
RPM_OPT_FLAGS="-O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic"
RPM_ARCH="x86_64"
RPM_OS="linux"
export RPM_SOURCE_DIR RPM_BUILD_DIR RPM_OPT_FLAGS RPM_ARCH RPM_OS
RPM_DOC_DIR="/usr/share/doc"
export RPM_DOC_DIR
RPM_PACKAGE_NAME="kernel"
RPM_PACKAGE_VERSION="2.6.25"
RPM_PACKAGE_RELEASE="1"
export RPM_PACKAGE_NAME RPM_PACKAGE_VERSION RPM_PACKAGE_RELEASE
RPM_BUILD_ROOT="/var/tmp/kernel-2.6.25-root"
export RPM_BUILD_ROOT

PKG_CONFIG_PATH="/usr/lib64/pkgconfig:/usr/share/pkgconfig"
export PKG_CONFIG_PATH

set -x
umask 022
cd /usr/src/redhat/BUILD

cd kernel-2.6.25
LANG=C
export LANG
unset DISPLAY

make clean && make -j2


exit 0

uname -a:
Linux office 2.6.18-92.1.6.el5 #1 SMP Wed Jun 25 13:45:47 EDT 2008 x86_64 x86_64 x86_64 GNU/Linux

config file is there: http://pastebin.com/m4e0b3858
any help will be appreciated..