[  852.416218][T15789] netdevsim netdevsim448 eni448np1: renamed from eth0
[  852.422890][T15787] netdevsim netdevsim531 eni531np1: renamed from eth1
[  853.094217][T15776] Could not find device with ifindex 2000 in netnsfd 11
[  853.095027][T15776] Could not find netns with fd: 2000
[  853.095621][T15776] Cannot link a netdevsim to itself
[  853.096308][T15776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).