[  792.990688][T14781] netdevsim netdevsim335 eni335np1: renamed from eth0
[  793.003376][T14783] netdevsim netdevsim564 eni564np1: renamed from eth1
[  793.635107][T14769] Could not find device with ifindex 2000 in netnsfd 11
[  793.635933][T14769] Could not find netns with fd: 2000
[  793.636636][T14769] Cannot link a netdevsim to itself
[  793.647017][T14769] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).