[ 1249.996261][T12606] netdevsim netdevsim512 eni512np1: renamed from eth1
[ 1250.068445][T12609] netdevsim netdevsim322 eni322np1: renamed from eth0
[ 1252.781813][T12598] Could not find device with ifindex 2000 in netnsfd 11
[ 1252.783146][T12598] Could not find netns with fd: 2000
[ 1252.784044][T12598] Cannot link a netdevsim to itself
[ 1252.785182][T12598] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).