[ 1022.269406][T12145] netdevsim netdevsim277 eni277np1: renamed from eth0
[ 1022.280063][T12143] netdevsim netdevsim574 eni574np1: renamed from eth1
[ 1024.094945][T12467] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.095832][T12467] Could not find netns with fd: 2000
[ 1024.096445][T12467] Cannot link a netdevsim to itself
[ 1024.097204][T12467] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).