[  756.322966][T14567] netdevsim netdevsim446 eni446np1: renamed from eth0
[  756.335738][T14569] netdevsim netdevsim741 eni741np1: renamed from eth1
[  756.882035][T14555] Could not find device with ifindex 2000 in netnsfd 11
[  756.882735][T14555] Could not find netns with fd: 2000
[  756.883175][T14555] Cannot link a netdevsim to itself
[  756.883596][T14555] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).