Bitsize for STACK_TRACE_HASH_SIZE

configname: CONFIG_LOCKDEP_STACK_TRACE_HASH_BITS

Linux Kernel Configuration
└─>Kernel hacking
└─>Lock Debugging (spinlocks, mutexes, etc...)
└─>Bitsize for STACK_TRACE_HASH_SIZE
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Try increasing this value if you need large MAX_STACK_TRACE_ENTRIES.