[  484.703087] netdevsim netdevsim460 eni460np1: renamed from eth0
[  484.703816] netdevsim netdevsim655 eni655np1: renamed from eth1
[  484.789326] Could not find device with ifindex 2000 in netnsfd 11
[  484.789459] Could not find netns with fd: 2000
[  484.789561] Cannot link a netdevsim to itself
[  484.789674] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).