[  523.283129] netdevsim netdevsim361 eni361np1: renamed from eth0
[  523.380366] netdevsim netdevsim634 eni634np1: renamed from eth1
[  523.626029] Could not find device with ifindex 2000 in netnsfd 11
[  523.626256] Could not find netns with fd: 2000
[  523.626365] Cannot link a netdevsim to itself
[  523.626476] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).