[ 1222.397001][T11122] netdevsim netdevsim561 eni561np1: renamed from eth1
[ 1222.407961][T11121] netdevsim netdevsim360 eni360np1: renamed from eth0
[ 1225.682933][T11115] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.683680][T11115] Could not find netns with fd: 2000
[ 1225.684282][T11115] Cannot link a netdevsim to itself
[ 1225.685297][T11115] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).