[  510.227478] netdevsim netdevsim701 eni701np1: renamed from eth1
[  510.325359] netdevsim netdevsim268 eni268np1: renamed from eth0
[  510.507521] Could not find device with ifindex 2000 in netnsfd 11
[  510.507691] Could not find netns with fd: 2000
[  510.507763] Cannot link a netdevsim to itself
[  510.507849] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).