[  807.826859][T14814] netdevsim netdevsim378 eni378np1: renamed from eth0
[  807.854319][T14816] netdevsim netdevsim517 eni517np1: renamed from eth1
[  808.498792][T14802] Could not find device with ifindex 2000 in netnsfd 11
[  808.499683][T14802] Could not find netns with fd: 2000
[  808.500117][T14802] Cannot link a netdevsim to itself
[  808.500562][T14802] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).