Realtek 8125 NIC not working on Proxmox with X870E motherboard (no network)

Hello,

I'm having a serious issue getting the network interface to work on my new system using the **X870E motherboard** (which includes the **Realtek RTL8125 2.5GbE NIC**).

After installing Proxmox VE (both 8.1 and 8.2 tested), no network interface is detected at all. Running `ip a` only shows the `lo` interface (loopback), and `lspci` confirms the NIC is present:


I also tried loading `r8169` and building the latest **Realtek r8125 driver** from source (v9.015.00), but the NIC is still...

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