[  787.683928][T14581] netdevsim netdevsim451 eni451np1: renamed from eth0
[  787.695436][T14583] netdevsim netdevsim576 eni576np1: renamed from eth1
[  788.351331][T14569] Could not find device with ifindex 2000 in netnsfd 11
[  788.351864][T14569] Could not find netns with fd: 2000
[  788.352227][T14569] Cannot link a netdevsim to itself
[  788.352643][T14569] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).