[  830.582977][T15763] netdevsim netdevsim373 eni373np1: renamed from eth0
[  830.603141][T15764] netdevsim netdevsim569 eni569np1: renamed from eth1
[  831.233612][T15751] Could not find device with ifindex 2000 in netnsfd 11
[  831.234753][T15751] Could not find netns with fd: 2000
[  831.235216][T15751] Cannot link a netdevsim to itself
[  831.235755][T15751] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).