[  461.577243] netdevsim netdevsim388 eni388np1: renamed from eth0
[  461.578432] netdevsim netdevsim761 eni761np1: renamed from eth1
[  461.675574] Could not find device with ifindex 2000 in netnsfd 11
[  461.675737] Could not find netns with fd: 2000
[  461.675842] Cannot link a netdevsim to itself
[  461.675966] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).