[  697.342372][T13043] netdevsim netdevsim390 eni390np1: renamed from eth0
[  697.359014][T13045] netdevsim netdevsim596 eni596np1: renamed from eth1
[  698.015090][T13030] Could not find device with ifindex 2000 in netnsfd 11
[  698.015997][T13030] Could not find netns with fd: 2000
[  698.016440][T13030] Cannot link a netdevsim to itself
[  698.016950][T13030] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).