[ 1006.194164][T12131] netdevsim netdevsim574 eni574np1: renamed from eth1
[ 1006.305848][T12132] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1008.240610][T12455] Could not find device with ifindex 2000 in netnsfd 11
[ 1008.242207][T12455] Could not find netns with fd: 2000
[ 1008.243562][T12455] Cannot link a netdevsim to itself
[ 1008.244919][T12455] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).