[  952.198004][T12471] netdevsim netdevsim447 eni447np1: renamed from eth0
[  952.291059][T12470] netdevsim netdevsim742 eni742np1: renamed from eth1
[  953.938243][T12463] Could not find device with ifindex 2000 in netnsfd 11
[  953.939068][T12463] Could not find netns with fd: 2000
[  953.939601][T12463] Cannot link a netdevsim to itself
[  953.940268][T12463] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).