[  510.708391] netdevsim netdevsim468 eni468np1: renamed from eth0
[  510.806301] netdevsim netdevsim578 eni578np1: renamed from eth1
[  510.993656] Could not find device with ifindex 2000 in netnsfd 11
[  510.993798] Could not find netns with fd: 2000
[  510.993876] Cannot link a netdevsim to itself
[  510.993963] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).