[  831.710047][T15764] netdevsim netdevsim319 eni319np1: renamed from eth0
[  831.719905][T15765] netdevsim netdevsim517 eni517np1: renamed from eth1
[  832.544949][T15753] Could not find device with ifindex 2000 in netnsfd 11
[  832.545656][T15753] Could not find netns with fd: 2000
[  832.546113][T15753] Cannot link a netdevsim to itself
[  832.546661][T15753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).