[  850.030356][T14668] netdevsim netdevsim260 eni260np1: renamed from eth0
[  850.053255][T14670] netdevsim netdevsim745 eni745np1: renamed from eth1
[  850.781834][T14656] Could not find device with ifindex 2000 in netnsfd 11
[  850.783079][T14656] Could not find netns with fd: 2000
[  850.783717][T14656] Cannot link a netdevsim to itself
[  850.784248][T14656] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).