[  762.816104][T14749] netdevsim netdevsim426 eni426np1: renamed from eth0
[  762.840177][T14751] netdevsim netdevsim729 eni729np1: renamed from eth1
[  763.396554][T14737] Could not find device with ifindex 2000 in netnsfd 11
[  763.397160][T14737] Could not find netns with fd: 2000
[  763.397632][T14737] Cannot link a netdevsim to itself
[  763.398122][T14737] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).