[ 1267.216136][T13071] netdevsim netdevsim738 eni738np1: renamed from eth1
[ 1267.277207][T13074] netdevsim netdevsim490 eni490np1: renamed from eth0
[ 1270.154829][T13061] Could not find device with ifindex 2000 in netnsfd 11
[ 1270.156119][T13061] Could not find netns with fd: 2000
[ 1270.157128][T13061] Cannot link a netdevsim to itself
[ 1270.158368][T13061] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).