[ 1223.520711][T11135] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1223.553079][T11137] netdevsim netdevsim263 eni263np1: renamed from eth0
[ 1226.795395][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1226.796170][T11129] Could not find netns with fd: 2000
[ 1226.796734][T11129] Cannot link a netdevsim to itself
[ 1226.797414][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).