[ 1329.983913][T12062] netdevsim netdevsim747 eni747np1: renamed from eth1
[ 1329.987650][T12064] netdevsim netdevsim506 eni506np1: renamed from eth0
[ 1333.627053][T12056] Could not find device with ifindex 2000 in netnsfd 11
[ 1333.627898][T12056] Could not find netns with fd: 2000
[ 1333.628537][T12056] Cannot link a netdevsim to itself
[ 1333.630610][T12056] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).