[ 1224.367289][T11145] netdevsim netdevsim613 eni613np1: renamed from eth1
[ 1224.383045][T11146] netdevsim netdevsim431 eni431np1: renamed from eth0
[ 1227.686770][T11138] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.687493][T11138] Could not find netns with fd: 2000
[ 1227.688131][T11138] Cannot link a netdevsim to itself
[ 1227.688842][T11138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).