[  749.290717][T14577] netdevsim netdevsim402 eni402np1: renamed from eth0
[  749.301368][T14579] netdevsim netdevsim697 eni697np1: renamed from eth1
[  749.832692][T14565] Could not find device with ifindex 2000 in netnsfd 11
[  749.833183][T14565] Could not find netns with fd: 2000
[  749.833514][T14565] Cannot link a netdevsim to itself
[  749.833898][T14565] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).