[  510.561268] netdevsim netdevsim441 eni441np1: renamed from eth0
[  510.658620] netdevsim netdevsim552 eni552np1: renamed from eth1
[  510.896549] Could not find device with ifindex 2000 in netnsfd 11
[  510.896777] Could not find netns with fd: 2000
[  510.896869] Cannot link a netdevsim to itself
[  510.896965] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).