[  761.335084][T14760] netdevsim netdevsim389 eni389np1: renamed from eth0
[  761.366804][T14762] netdevsim netdevsim580 eni580np1: renamed from eth1
[  761.910955][T14748] Could not find device with ifindex 2000 in netnsfd 11
[  761.911485][T14748] Could not find netns with fd: 2000
[  761.911865][T14748] Cannot link a netdevsim to itself
[  761.912284][T14748] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).