[  477.315161] netdevsim netdevsim751 eni751np1: renamed from eth1
[  477.317279] netdevsim netdevsim418 eni418np1: renamed from eth0
[  477.407472] Could not find device with ifindex 2000 in netnsfd 11
[  477.407556] Could not find netns with fd: 2000
[  477.407597] Cannot link a netdevsim to itself
[  477.407648] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).