[  488.768363] netdevsim netdevsim334 eni334np1: renamed from eth0
[  488.769344] netdevsim netdevsim651 eni651np1: renamed from eth0
[  488.848905] Could not find device with ifindex 2000 in netnsfd 11
[  488.849005] Could not find netns with fd: 2000
[  488.849066] Cannot link a netdevsim to itself
[  488.849134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).