[  708.110154][T13031] netdevsim netdevsim354 eni354np1: renamed from eth0
[  708.148790][T13033] netdevsim netdevsim750 eni750np1: renamed from eth1
[  708.999087][T13019] Could not find device with ifindex 2000 in netnsfd 11
[  709.003299][T13019] Could not find netns with fd: 2000
[  709.003755][T13019] Cannot link a netdevsim to itself
[  709.004295][T13019] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).