[  761.559501][T14761] netdevsim netdevsim463 eni463np1: renamed from eth0
[  761.572868][T14762] netdevsim netdevsim676 eni676np1: renamed from eth1
[  762.133128][T14749] Could not find device with ifindex 2000 in netnsfd 11
[  762.133996][T14749] Could not find netns with fd: 2000
[  762.134577][T14749] Cannot link a netdevsim to itself
[  762.135128][T14749] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).