[  952.536017][T12749] netdevsim netdevsim724 eni724np1: renamed from eth1
[  952.540632][T12752] netdevsim netdevsim291 eni291np1: renamed from eth0
[  954.136482][T12744] Could not find device with ifindex 2000 in netnsfd 11
[  954.138046][T12744] Could not find netns with fd: 2000
[  954.138923][T12744] Cannot link a netdevsim to itself
[  954.140061][T12744] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).