Opt-in Linux 6.14 Kernel for Proxmox VE 8 available on test & no-subscription

Tried the new kernel but had to revert back to 6.8 as I couldn't get my network up.
Something to do with ASPM I think.
Igb kept trowing 'pcie link lost' on both interfaces (I350-AM2 on aMZ32-AR0)
Latest bios and all.