I can confirm that
echo on | sudo tee /sys/bus/pci/devices/0000\:00\:19.0/power/control
after booting my broken kernel makes wired networking work again.
I can confirm that
echo on | sudo tee /sys/bus/ pci/devices/ 0000\:00\ :19.0/power/ control
after booting my broken kernel makes wired networking work again.