[  812.979757][T15865] netdevsim netdevsim402 eni402np1: renamed from eth0
[  813.002366][T15863] netdevsim netdevsim759 eni759np1: renamed from eth1
[  813.597348][T15851] Could not find device with ifindex 2000 in netnsfd 11
[  813.598010][T15851] Could not find netns with fd: 2000
[  813.598463][T15851] Cannot link a netdevsim to itself
[  813.598971][T15851] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).