[  474.871667] netdevsim netdevsim528 eni528np1: renamed from eth1
[  474.973093] netdevsim netdevsim486 eni486np1: renamed from eth0
[  475.293125] Could not find device with ifindex 2000 in netnsfd 11
[  475.293297] Could not find netns with fd: 2000
[  475.293388] Cannot link a netdevsim to itself
[  475.293493] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).