[ 1241.830487][T12778] netdevsim netdevsim472 eni472np1: renamed from eth0
[ 1241.944337][T12777] netdevsim netdevsim553 eni553np1: renamed from eth1
[ 1244.406670][T12770] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.407877][T12770] Could not find netns with fd: 2000
[ 1244.408811][T12770] Cannot link a netdevsim to itself
[ 1244.409954][T12770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).