[  510.380882] netdevsim netdevsim419 eni419np1: renamed from eth0
[  510.479061] netdevsim netdevsim584 eni584np1: renamed from eth1
[  510.682876] Could not find device with ifindex 2000 in netnsfd 11
[  510.683023] Could not find netns with fd: 2000
[  510.683094] Cannot link a netdevsim to itself
[  510.683181] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).