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

Closed hash table performance statistics

configname: CONFIG_CHASH_STATS

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>AMD Library routines
└─>Closed hash table performance statistics
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Enable collection of performance statistics for closed hash tables.