[  761.401558][T14631] netdevsim netdevsim384 eni384np1: renamed from eth0
[  761.414444][T14633] netdevsim netdevsim615 eni615np1: renamed from eth1
[  762.003671][T14619] Could not find device with ifindex 2000 in netnsfd 11
[  762.004672][T14619] Could not find netns with fd: 2000
[  762.005062][T14619] Cannot link a netdevsim to itself
[  762.005511][T14619] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).