[  484.206149] netdevsim netdevsim564 eni564np1: renamed from eth1
[  484.206879] netdevsim netdevsim268 eni268np1: renamed from eth0
[  484.296976] Could not find device with ifindex 2000 in netnsfd 11
[  484.297064] Could not find netns with fd: 2000
[  484.297110] Cannot link a netdevsim to itself
[  484.297160] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).