[ 1019.860460][T12627] netdevsim netdevsim319 eni319np1: renamed from eth0
[ 1019.947334][T12578] netdevsim netdevsim717 eni717np1: renamed from eth1
[ 1021.946853][T12623] Could not find device with ifindex 2000 in netnsfd 11
[ 1021.948063][T12623] Could not find netns with fd: 2000
[ 1021.948874][T12623] Cannot link a netdevsim to itself
[ 1021.949757][T12623] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).