[  761.476100][T14463] netdevsim netdevsim436 eni436np1: renamed from eth0
[  761.493010][T14465] netdevsim netdevsim537 eni537np1: renamed from eth1
[  762.031493][T14451] Could not find device with ifindex 2000 in netnsfd 11
[  762.032021][T14451] Could not find netns with fd: 2000
[  762.032471][T14451] Cannot link a netdevsim to itself
[  762.032943][T14451] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).