[  762.125882][T14755] netdevsim netdevsim386 eni386np1: renamed from eth0
[  762.132391][T14757] netdevsim netdevsim629 eni629np1: renamed from eth1
[  762.710167][T14743] Could not find device with ifindex 2000 in netnsfd 11
[  762.710778][T14743] Could not find netns with fd: 2000
[  762.711266][T14743] Cannot link a netdevsim to itself
[  762.711767][T14743] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).