[  473.352152] netdevsim netdevsim286 eni286np1: renamed from eth0
[  473.352600] netdevsim netdevsim679 eni679np1: renamed from eth1
[  473.425190] Could not find device with ifindex 2000 in netnsfd 11
[  473.425274] Could not find netns with fd: 2000
[  473.425321] Cannot link a netdevsim to itself
[  473.425373] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).