[  710.330486][T13052] netdevsim netdevsim306 eni306np1: renamed from eth0
[  710.346166][T13054] netdevsim netdevsim513 eni513np1: renamed from eth1
[  710.994227][T13039] Could not find device with ifindex 2000 in netnsfd 11
[  710.995097][T13039] Could not find netns with fd: 2000
[  710.995508][T13039] Cannot link a netdevsim to itself
[  710.998853][T13039] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).