[  773.688752][T14459] netdevsim netdevsim431 eni431np1: renamed from eth0
[  773.701838][T14461] netdevsim netdevsim532 eni532np1: renamed from eth1
[  774.415827][T14447] Could not find device with ifindex 2000 in netnsfd 11
[  774.416737][T14447] Could not find netns with fd: 2000
[  774.417422][T14447] Cannot link a netdevsim to itself
[  774.418538][T14447] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).