[  848.724274][T14791] netdevsim netdevsim349 eni349np1: renamed from eth0
[  848.736344][T14793] netdevsim netdevsim738 eni738np1: renamed from eth1
[  849.419173][T14779] Could not find device with ifindex 2000 in netnsfd 11
[  849.420546][T14779] Could not find netns with fd: 2000
[  849.421270][T14779] Cannot link a netdevsim to itself
[  849.422148][T14779] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).