[  715.500443][T13069] netdevsim netdevsim342 eni342np1: renamed from eth0
[  715.526544][T13071] netdevsim netdevsim541 eni541np1: renamed from eth1
[  716.232708][T13057] Could not find device with ifindex 2000 in netnsfd 11
[  716.234191][T13057] Could not find netns with fd: 2000
[  716.234946][T13057] Cannot link a netdevsim to itself
[  716.235869][T13057] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).