[  715.951447][T13060] netdevsim netdevsim260 eni260np1: renamed from eth0
[  715.965955][T13062] netdevsim netdevsim734 eni734np1: renamed from eth1
[  716.595148][T13048] Could not find device with ifindex 2000 in netnsfd 11
[  716.595978][T13048] Could not find netns with fd: 2000
[  716.596372][T13048] Cannot link a netdevsim to itself
[  716.596832][T13048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).