[  788.772144][T14813] netdevsim netdevsim342 eni342np1: renamed from eth0
[  788.781698][T14815] netdevsim netdevsim610 eni610np1: renamed from eth1
[  789.391999][T14801] Could not find device with ifindex 2000 in netnsfd 11
[  789.392565][T14801] Could not find netns with fd: 2000
[  789.392968][T14801] Cannot link a netdevsim to itself
[  789.393417][T14801] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).