[  475.744742] netdevsim netdevsim259 eni259np1: renamed from eth0
[  475.745393] netdevsim netdevsim670 eni670np1: renamed from eth1
[  475.836928] Could not find device with ifindex 2000 in netnsfd 11
[  475.837068] Could not find netns with fd: 2000
[  475.837170] Cannot link a netdevsim to itself
[  475.837287] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).