kernelconfig_penguin
CONFIG_16KB_3LEVEL is not available for the default architecture x86.
Result is shown for architecture loongarch

16KB with 3 levels

configname: CONFIG_16KB_3LEVEL

Page Table Layout
└─> 16KB with 3 levels

This option selects 16KB page size with 3 level page tables, which
support a maximum of 47 bits of application virtual memory.