[  474.951152] netdevsim netdevsim428 eni428np1: renamed from eth0
[  474.951954] netdevsim netdevsim678 eni678np1: renamed from eth1
[  475.032668] Could not find device with ifindex 2000 in netnsfd 11
[  475.032753] Could not find netns with fd: 2000
[  475.032797] Cannot link a netdevsim to itself
[  475.032854] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).