[  480.468468] netdevsim netdevsim376 eni376np1: renamed from eth0
[  480.468694] netdevsim netdevsim754 eni754np1: renamed from eth1
[  480.554258] Could not find device with ifindex 2000 in netnsfd 11
[  480.554379] Could not find netns with fd: 2000
[  480.554439] Cannot link a netdevsim to itself
[  480.554518] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).