[  768.678632][T14583] netdevsim netdevsim335 eni335np1: renamed from eth0
[  768.697154][T14584] netdevsim netdevsim755 eni755np1: renamed from eth1
[  769.281280][T14571] Could not find device with ifindex 2000 in netnsfd 11
[  769.281911][T14571] Could not find netns with fd: 2000
[  769.282297][T14571] Cannot link a netdevsim to itself
[  769.282878][T14571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).