[  476.771633] netdevsim netdevsim492 eni492np1: renamed from eth0
[  476.772364] netdevsim netdevsim690 eni690np1: renamed from eth1
[  476.854450] Could not find device with ifindex 2000 in netnsfd 11
[  476.854546] Could not find netns with fd: 2000
[  476.854591] Cannot link a netdevsim to itself
[  476.854643] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).