[  428.934906] netdevsim netdevsim699 eni699np1: renamed from eth1
[  429.035832] netdevsim netdevsim444 eni444np1: renamed from eth0
[  429.420069] Could not find device with ifindex 2000 in netnsfd 11
[  429.420230] Could not find netns with fd: 2000
[  429.420324] Cannot link a netdevsim to itself
[  429.420436] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).