[  767.130633][T14746] netdevsim netdevsim382 eni382np1: renamed from eth0
[  767.144210][T14748] netdevsim netdevsim644 eni644np1: renamed from eth1
[  767.724621][T14734] Could not find device with ifindex 2000 in netnsfd 11
[  767.725210][T14734] Could not find netns with fd: 2000
[  767.726016][T14734] Cannot link a netdevsim to itself
[  767.726609][T14734] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).