[ 1331.252461][T13046] netdevsim netdevsim608 eni608np1: renamed from eth1
[ 1331.318180][T13047] netdevsim netdevsim474 eni474np1: renamed from eth0
[ 1333.998737][T13037] Could not find device with ifindex 2000 in netnsfd 11
[ 1334.000788][T13037] Could not find netns with fd: 2000
[ 1334.001685][T13037] Cannot link a netdevsim to itself
[ 1334.002801][T13037] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).