GRUB_DEFAULT="Advanced options for Ubuntu>Ubuntu, with linux-image-6.6.104-grsec-jammy+"
GRUB_CMDLINE_LINUX_DEFAULT="console=tty0 console=ttyS0,115200 console=tty1 console=ttyS1 no_timer_check nofb gfxpayload=keep transparent_hugepage=never net.ifnames=0 biosdevname=0 grsec_lock=0 systemd.unified_cgroup_hierarchy=1 psi=1 splash=verbose amd_pstate=active"