sudo apt update
sudo apt install build-essential bin86 libncurses5-dev pkg-config libssl-dev 
sudo apt install dwarves bison flex gnupg libelf-dev libssl-dev wget qt5-devel

wget https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.1.tar.xz
unxz -c linux-6.1.tar.xz | gpg --verify linux-6.1.tar.sign -
tar xvf linux-6.1.tar.xz
wget https://www.kernel.org/pub/linux/kernel/projects/rt/6.1/patch-6.1-rc7-rt5.patch
wget https://www.kernel.org/pub/linux/kernel/projects/rt/6.1/patch-6.1-rc7-rt5.patch.sign
unxz -c linux-6.1.tar.xz | gpg --verify linux-6.1.tar.sign -
gunzip patch-6.1-rc7-rt5.patch.gz
cp patch-6.1-rc7-rt5.patch linux-6.1
cat patch-6.1-rc7-rt5.patch | patch -p1
make xconfig
scripts/config --disable SYSTEM_REVOCATION_KEYS
scripts/config --disable DEBUG_INFO
scripts/config --enable DEBUG_INFO_NONE
scripts/config --set-str SYSTEM_TRUSTED_KEYS ""
 
make -j4 deb-pkg LOCALVERSION=-linuxcnc
cd ..
sudo dpkg -i linux-image-6.1.0-rt5-linuxcnc-rt_6.1.0-rt5-linuxcnc-rt-4_amd64.deb
sudo dpkg -i linux-headers-6.1.0-rt5-linuxcnc-rt_6.1.0-rt5-linuxcnc-rt-4_amd64.deb