[  474.022689] netdevsim netdevsim306 eni306np1: renamed from eth0
[  474.022914] netdevsim netdevsim569 eni569np1: renamed from eth1
[  474.112554] Could not find device with ifindex 2000 in netnsfd 11
[  474.112695] Could not find netns with fd: 2000
[  474.112804] Cannot link a netdevsim to itself
[  474.112920] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).