CONFIG_EDAC_IGEN6 is not available for thedefaultarchitecture x86.
Result is shown for architecture 64BIT

Intel client SoC Integrated MC

modulename: igen6_edac.ko

configname: CONFIG_EDAC_IGEN6

Linux Kernel Configuration
└─>Device Drivers
└─>EDAC (Error Detection And Correction) reporting
└─>PCI support
└─>Intel client SoC Integrated MC
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Support for error detection and correction on the Intel
client SoC Integrated Memory Controller using In-Band ECC IP.
This In-Band ECC is first used on the Elkhart Lake SoC but
may appear on others in the future.

source code: