[ 1018.081352][T12655] netdevsim netdevsim665 eni665np1: renamed from eth1
[ 1018.087293][T12653] netdevsim netdevsim322 eni322np1: renamed from eth0
[ 1019.912011][T12732] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.912989][T12732] Could not find netns with fd: 2000
[ 1019.913660][T12732] Cannot link a netdevsim to itself
[ 1019.914440][T12732] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).