[ 1304.385115][T12854] netdevsim netdevsim278 eni278np1: renamed from eth0
[ 1304.395968][T12851] netdevsim netdevsim666 eni666np1: renamed from eth1
[ 1307.087340][T12842] Could not find device with ifindex 2000 in netnsfd 11
[ 1307.095371][T12842] Could not find netns with fd: 2000
[ 1307.096861][T12842] Cannot link a netdevsim to itself
[ 1307.100681][T12842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).