[  510.429586] netdevsim netdevsim361 eni361np1: renamed from eth0
[  510.527694] netdevsim netdevsim610 eni610np1: renamed from eth1
[  510.752489] Could not find device with ifindex 2000 in netnsfd 11
[  510.752644] Could not find netns with fd: 2000
[  510.752721] Cannot link a netdevsim to itself
[  510.752816] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).