default or selected kernelversion does not have config value CONFIG_KASAN_TAGS_IDENTIFY.
Result is shown for kernelversion 6.9.9

Enable memory corruption identification

configname: CONFIG_KASAN_TAGS_IDENTIFY

Linux Kernel Configuration
└─>Kernel hacking
└─>Memory Debugging
└─>KASAN: runtime memory debugger
└─>Enable memory corruption identification
In linux kernel since version 5.2 (release Date: 2019-07-07)  
This option enables best-effort identification of bug type
(use-after-free or out-of-bounds) at the cost of increased
memory consumption.