[ 1222.053289][T11137] netdevsim netdevsim454 eni454np1: renamed from eth0
[ 1222.071136][T11138] netdevsim netdevsim704 eni704np1: renamed from eth1
[ 1225.302809][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.303496][T11129] Could not find netns with fd: 2000
[ 1225.304242][T11129] Cannot link a netdevsim to itself
[ 1225.304904][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).