[ 1012.953152][T12481] netdevsim netdevsim662 eni662np1: renamed from eth1
[ 1013.077586][T12480] netdevsim netdevsim383 eni383np1: renamed from eth0
[ 1014.937121][T12472] Could not find device with ifindex 2000 in netnsfd 11
[ 1014.939129][T12472] Could not find netns with fd: 2000
[ 1014.940419][T12472] Cannot link a netdevsim to itself
[ 1014.942335][T12472] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).