[  521.175465] netdevsim netdevsim432 eni432np1: renamed from eth0
[  521.273141] netdevsim netdevsim583 eni583np1: renamed from eth1
[  521.513367] Could not find device with ifindex 2000 in netnsfd 11
[  521.513544] Could not find netns with fd: 2000
[  521.513638] Cannot link a netdevsim to itself
[  521.513748] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).