Rocky Linux 8.5 커널 컴파일

환경

Rocky Linux 8.5 최소설치

테스트 커널 4.9.325

[root@localhost ~]# dnf install wget make gcc ncurses ncurses-devel bc openssl-devel perl elfutils-libelf-devel
[root@localhost ~]# cd /usr/src/kernels
[root@localhost kernels]# wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.9.325.tar.xz
[root@localhost kernels]# tar xvf linux-4.9.325.tar.xz
[root@localhost kernels]# cd linux-4.9.325
[root@localhost linux-4.9.325]# cp /boot/config-4.18.0-348.el8.0.2.x86_64 ./.config

make mrproper     =======> config 초기화(기존 설정을 사용하기 때문에 생략)

make menuconfig  =======> menuconfig 창에서 설정

[root@localhost linux-4.9.325]# make menuconfig

설정 창에서 아래 경로로 이동하여 수정.

-*- Cryptographic API  --->

Certificates for signature checking  --->

(certs/rocky.pem) Additional X.509 keys for default system keyring

certs/rocky.pem 삭제하고 저장하고 빠져나온다.

[root@localhost linux-4.9.325]# make bzImage
[root@localhost linux-4.9.325]# make modules
[root@localhost linux-4.9.325]# make O=$BUILD modules_install
[root@localhost linux-4.9.325]# make O=$BUILD install
[root@localhost linux-4.9.325]# reboot