[  761.745267][T14561] netdevsim netdevsim267 eni267np1: renamed from eth0
[  761.751521][T14563] netdevsim netdevsim551 eni551np1: renamed from eth1
[  762.317572][T14549] Could not find device with ifindex 2000 in netnsfd 11
[  762.318078][T14549] Could not find netns with fd: 2000
[  762.318438][T14549] Cannot link a netdevsim to itself
[  762.318834][T14549] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).