[  510.183509] netdevsim netdevsim355 eni355np1: renamed from eth0
[  510.281690] netdevsim netdevsim567 eni567np1: renamed from eth1
[  510.480024] Could not find device with ifindex 2000 in netnsfd 11
[  510.480174] Could not find netns with fd: 2000
[  510.480243] Cannot link a netdevsim to itself
[  510.480349] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).