The Sparky Kernel Builder script easy the Linux kernel building process, if you would like to do yourself.
The script downloads the kernel sources from kernel.org, untar it, lets you make changes in its configuration, and builds debs and source packages.
apt update apt install grep coreutils pwd make bash xz-utils tar fakeroot build-essential ncurses-dev libssl-dev bc wget iputils-ping gawk apt install --no-install-recommends kernel-package
Download the script from Sparky’s git repos: https://sourceforge.net/p/sparkylinux/code/ci/master/tree/sparky-kernel-builder/
Make it executable:
chmod +x sparky-kernel-builder
Run it (as a regular user):
You need 15 GB about of free space to make one build.