pnp 00:03 disabling memory because of overlap

[xokia]

I get this message of it disabling some memory

Jun 01 22:39:11 HOME-SERVER kernel: pnp: PnP ACPI init
Jun 01 22:39:11 HOME-SERVER kernel: system 00:00: [io 0x0290-0x029f] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:00: [io 0x0b00-0x0b1f] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:01: [io 0x0680-0x069f] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:01: [io 0x164e-0x164f] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:02: [io 0x1854-0x1857] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: pnp 00:03: disabling [mem 0xc0000000-0xcfffffff] because it overlaps 0000:00:02.0 BAR 9 [mem 0x00000000-0xdfffffff 64bit pref]
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfedc0000-0xfedc7fff] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfeda0000-0xfeda0fff] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfeda1000-0xfeda1fff] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfed20000-0xfed7ffff] could not be reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfed90000-0xfed93fff] could not be reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfed45000-0xfed8ffff] could not be reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:03: [mem 0xfee00000-0xfeefffff] could not be reserved
Jun 01 22:39:11 HOME-SERVER kernel: system 00:04: [io 0x2000-0x20fe] has been reserved
Jun 01 22:39:11 HOME-SERVER kernel: pnp: PnP ACPI: found 6 devices

I have the latest bios installed. How do we go about figuring out what is wrong here? 0000:00:02.0 is iGPU
I have no idea what is at 00:03

This is an ASUS B760-I motherboard