[  483.616194] netdevsim netdevsim625 eni625np1: renamed from eth1
[  483.616882] netdevsim netdevsim336 eni336np1: renamed from eth0
[  483.709533] Could not find device with ifindex 2000 in netnsfd 11
[  483.709617] Could not find netns with fd: 2000
[  483.709668] Cannot link a netdevsim to itself
[  483.709716] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).