[  716.173501][T13048] netdevsim netdevsim286 eni286np1: renamed from eth0
[  716.191746][T13050] netdevsim netdevsim552 eni552np1: renamed from eth1
[  716.864585][T13036] Could not find device with ifindex 2000 in netnsfd 11
[  716.865946][T13036] Could not find netns with fd: 2000
[  716.866441][T13036] Cannot link a netdevsim to itself
[  716.867073][T13036] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).