[  852.763982][T15793] netdevsim netdevsim306 eni306np1: renamed from eth0
[  852.774031][T15791] netdevsim netdevsim617 eni617np1: renamed from eth1
[  853.533530][T15779] Could not find device with ifindex 2000 in netnsfd 11
[  853.534327][T15779] Could not find netns with fd: 2000
[  853.534927][T15779] Cannot link a netdevsim to itself
[  853.535692][T15779] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).