[  762.229017][T14596] netdevsim netdevsim426 eni426np1: renamed from eth0
[  762.240625][T14598] netdevsim netdevsim542 eni542np1: renamed from eth1
[  762.808154][T14584] Could not find device with ifindex 2000 in netnsfd 11
[  762.808719][T14584] Could not find netns with fd: 2000
[  762.809178][T14584] Cannot link a netdevsim to itself
[  762.809695][T14584] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).