[  455.092960] netdevsim netdevsim473 eni473np1: renamed from eth0
[  455.093339] netdevsim netdevsim596 eni596np1: renamed from eth1
[  455.171501] Could not find device with ifindex 2000 in netnsfd 11
[  455.171615] Could not find netns with fd: 2000
[  455.171660] Cannot link a netdevsim to itself
[  455.171711] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).