[  793.715126][T14638] netdevsim netdevsim573 eni573np1: renamed from eth1
[  793.722671][T14636] netdevsim netdevsim408 eni408np1: renamed from eth0
[  794.433303][T14624] Could not find device with ifindex 2000 in netnsfd 11
[  794.434385][T14624] Could not find netns with fd: 2000
[  794.435130][T14624] Cannot link a netdevsim to itself
[  794.435859][T14624] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).