[  730.619565][T13088] netdevsim netdevsim406 eni406np1: renamed from eth0
[  730.639057][T13090] netdevsim netdevsim586 eni586np1: renamed from eth1
[  731.374018][T13076] Could not find device with ifindex 2000 in netnsfd 11
[  731.374947][T13076] Could not find netns with fd: 2000
[  731.375360][T13076] Cannot link a netdevsim to itself
[  731.375871][T13076] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).