[  481.659177] netdevsim netdevsim280 eni280np1: renamed from eth0
[  481.761062] netdevsim netdevsim711 eni711np1: renamed from eth1
[  482.120384] Could not find device with ifindex 2000 in netnsfd 11
[  482.120521] Could not find netns with fd: 2000
[  482.120606] Cannot link a netdevsim to itself
[  482.120693] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).