[  489.329502] netdevsim netdevsim433 eni433np1: renamed from eth0
[  489.430375] netdevsim netdevsim742 eni742np1: renamed from eth1
[  489.779449] Could not find device with ifindex 2000 in netnsfd 11
[  489.779607] Could not find netns with fd: 2000
[  489.779705] Cannot link a netdevsim to itself
[  489.779829] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).