[  799.961381][T15784] netdevsim netdevsim497 eni497np1: renamed from eth0
[  799.977759][T15782] netdevsim netdevsim536 eni536np1: renamed from eth1
[  800.590335][T15771] Could not find device with ifindex 2000 in netnsfd 11
[  800.590992][T15771] Could not find netns with fd: 2000
[  800.591460][T15771] Cannot link a netdevsim to itself
[  800.592328][T15771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).