[  758.307231][T14444] netdevsim netdevsim260 eni260np1: renamed from eth0
[  758.341279][T14447] netdevsim netdevsim689 eni689np1: renamed from eth1
[  758.964334][T14432] Could not find device with ifindex 2000 in netnsfd 11
[  758.965368][T14432] Could not find netns with fd: 2000
[  758.965787][T14432] Cannot link a netdevsim to itself
[  758.966371][T14432] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).