[  812.388205][T15709] netdevsim netdevsim416 eni416np1: renamed from eth0
[  812.397870][T15708] netdevsim netdevsim728 eni728np1: renamed from eth1
[  813.024106][T15695] Could not find device with ifindex 2000 in netnsfd 11
[  813.024820][T15695] Could not find netns with fd: 2000
[  813.025366][T15695] Cannot link a netdevsim to itself
[  813.026011][T15695] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).