[  809.090233][T15851] netdevsim netdevsim505 eni505np1: renamed from eth0
[  809.112284][T15850] netdevsim netdevsim614 eni614np1: renamed from eth1
[  809.687744][T15837] Could not find device with ifindex 2000 in netnsfd 11
[  809.688378][T15837] Could not find netns with fd: 2000
[  809.693935][T15837] Cannot link a netdevsim to itself
[  809.694507][T15837] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).