[  748.742578][T13093] netdevsim netdevsim274 eni274np1: renamed from eth0
[  748.787939][T13096] netdevsim netdevsim729 eni729np1: renamed from eth1
[  749.561540][T13081] Could not find device with ifindex 2000 in netnsfd 11
[  749.562409][T13081] Could not find netns with fd: 2000
[  749.562865][T13081] Cannot link a netdevsim to itself
[  749.563324][T13081] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).