[   33.822225][  T681] netdevsim netdevsim635 eni635np1: renamed from eth1
[   33.931922][  T683] netdevsim netdevsim469 eni469np1: renamed from eth0
[   35.719237][  T675] Could not find device with ifindex 2000 in netnsfd 11
[   35.720910][  T675] Could not find netns with fd: 2000
[   35.722210][  T675] Cannot link a netdevsim to itself
[   35.723475][  T675] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).