[  834.836293][T15785] netdevsim netdevsim494 eni494np1: renamed from eth0
[  834.853086][T15786] netdevsim netdevsim726 eni726np1: renamed from eth1
[  835.519641][T15772] Could not find device with ifindex 2000 in netnsfd 11
[  835.520373][T15772] Could not find netns with fd: 2000
[  835.521217][T15772] Cannot link a netdevsim to itself
[  835.521746][T15772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).