[  476.481981] netdevsim netdevsim376 eni376np1: renamed from eth0
[  476.482640] netdevsim netdevsim759 eni759np1: renamed from eth1
[  476.584351] Could not find device with ifindex 2000 in netnsfd 11
[  476.584440] Could not find netns with fd: 2000
[  476.584487] Cannot link a netdevsim to itself
[  476.584538] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).