[  774.057029][T13107] netdevsim netdevsim367 eni367np1: renamed from eth0
[  774.080466][T13109] netdevsim netdevsim629 eni629np1: renamed from eth1
[  774.703301][T13095] Could not find device with ifindex 2000 in netnsfd 11
[  774.704153][T13095] Could not find netns with fd: 2000
[  774.704545][T13095] Cannot link a netdevsim to itself
[  774.704999][T13095] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).