kexec

Directly reboot into a new kernel. More information: https://manned.org/kexec.

• Load a new kernel:
  kexec -l {{path/to/kernel}} --initrd={{path/to/initrd}} --command-line={{arguments}}
• Load a new kernel with current boot parameters:
  kexec -l {{path/to/kernel}} --initrd={{path/to/initrd}} --reuse-cmdline
• Execute a currently loaded kernel:
  kexec -e
• Unload current kexec target kernel:
  kexec -u