[  445.572054] netdevsim netdevsim391 eni391np1: renamed from eth0
[  445.669155] netdevsim netdevsim754 eni754np1: renamed from eth1
[  445.894396] Could not find device with ifindex 2000 in netnsfd 11
[  445.894686] Could not find netns with fd: 2000
[  445.894783] Cannot link a netdevsim to itself
[  445.894889] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).