[  797.397040][T15648] netdevsim netdevsim355 eni355np1: renamed from eth0
[  797.416937][T15647] netdevsim netdevsim623 eni623np1: renamed from eth1
[  798.029808][T15636] Could not find device with ifindex 2000 in netnsfd 11
[  798.030494][T15636] Could not find netns with fd: 2000
[  798.030971][T15636] Cannot link a netdevsim to itself
[  798.031879][T15636] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).