[  863.731279][T14777] netdevsim netdevsim403 eni403np1: renamed from eth0
[  863.741390][T14779] netdevsim netdevsim549 eni549np1: renamed from eth1
[  864.463681][T14765] Could not find device with ifindex 2000 in netnsfd 11
[  864.464511][T14765] Could not find netns with fd: 2000
[  864.464942][T14765] Cannot link a netdevsim to itself
[  864.465369][T14765] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).