CONFIG_KERNEL_DEBUGGER is not available for thedefaultarchitecture x86.
Result is shown for architecture mn10300
default or selected kernelversion does not have config value CONFIG_KERNEL_DEBUGGER.
Result is shown for kernelversion 6.7-rc3

CONFIG_KERNEL_DEBUGGER (not configurable)

configname: CONFIG_KERNEL_DEBUGGER

Linux Kernel Configuration
└─>KERNEL_DEBUGGER
In linux kernel since version 2.6.39 (release Date: 2011-05-18)