[ 1280.740456][T12984] netdevsim netdevsim576 eni576np1: renamed from eth1
[ 1280.863972][T12985] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1283.472073][T12973] Could not find device with ifindex 2000 in netnsfd 11
[ 1283.473302][T12973] Could not find netns with fd: 2000
[ 1283.474220][T12973] Cannot link a netdevsim to itself
[ 1283.475345][T12973] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).