[  777.526284][T14586] netdevsim netdevsim425 eni425np1: renamed from eth0
[  777.544741][T14587] netdevsim netdevsim600 eni600np1: renamed from eth1
[  778.083041][T14574] Could not find device with ifindex 2000 in netnsfd 11
[  778.083507][T14574] Could not find netns with fd: 2000
[  778.084098][T14574] Cannot link a netdevsim to itself
[  778.084490][T14574] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).