default or selected kernelversion does not have config value CONFIG_HAVE_ARCH_KASAN.
Result is shown for kernelversion 6.9-rc4

CONFIG_HAVE_ARCH_KASAN (not configurable)

configname: CONFIG_HAVE_ARCH_KASAN

Linux Kernel Configuration
└─>Kernel hacking
└─>Memory Debugging
└─>HAVE_ARCH_KASAN
In linux kernel since version 3.10 (release Date: 2013-06-30)