[  756.110746][T14766] netdevsim netdevsim382 eni382np1: renamed from eth0
[  756.123575][T14768] netdevsim netdevsim680 eni680np1: renamed from eth1
[  756.693722][T14754] Could not find device with ifindex 2000 in netnsfd 11
[  756.694339][T14754] Could not find netns with fd: 2000
[  756.694733][T14754] Cannot link a netdevsim to itself
[  756.695204][T14754] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).