[  700.077598][T13029] netdevsim netdevsim459 eni459np1: renamed from eth0
[  700.089141][T13031] netdevsim netdevsim752 eni752np1: renamed from eth1
[  700.762524][T13016] Could not find device with ifindex 2000 in netnsfd 11
[  700.763736][T13016] Could not find netns with fd: 2000
[  700.764305][T13016] Cannot link a netdevsim to itself
[  700.764988][T13016] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).