[  474.312967] netdevsim netdevsim592 eni592np1: renamed from eth1
[  474.313843] netdevsim netdevsim487 eni487np1: renamed from eth0
[  474.390768] Could not find device with ifindex 2000 in netnsfd 11
[  474.390903] Could not find netns with fd: 2000
[  474.391016] Cannot link a netdevsim to itself
[  474.391129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).