[  803.710430][T14750] netdevsim netdevsim398 eni398np1: renamed from eth0
[  803.734183][T14752] netdevsim netdevsim598 eni598np1: renamed from eth1
[  804.377781][T14738] Could not find device with ifindex 2000 in netnsfd 11
[  804.378291][T14738] Could not find netns with fd: 2000
[  804.378637][T14738] Cannot link a netdevsim to itself
[  804.379039][T14738] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).