[  488.560619] netdevsim netdevsim380 eni380np1: renamed from eth0
[  488.657225] netdevsim netdevsim696 eni696np1: renamed from eth1
[  488.883807] Could not find device with ifindex 2000 in netnsfd 11
[  488.884089] Could not find netns with fd: 2000
[  488.884183] Cannot link a netdevsim to itself
[  488.884314] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).