[  870.712492][T14625] netdevsim netdevsim418 eni418np1: renamed from eth0
[  870.742311][T14628] netdevsim netdevsim764 eni764np1: renamed from eth1
[  871.459489][T14613] Could not find device with ifindex 2000 in netnsfd 11
[  871.460316][T14613] Could not find netns with fd: 2000
[  871.460691][T14613] Cannot link a netdevsim to itself
[  871.461146][T14613] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).