[  814.295364][T14608] netdevsim netdevsim478 eni478np1: renamed from eth0
[  814.307445][T14610] netdevsim netdevsim532 eni532np1: renamed from eth1
[  814.909915][T14596] Could not find device with ifindex 2000 in netnsfd 11
[  814.910764][T14596] Could not find netns with fd: 2000
[  814.911153][T14596] Cannot link a netdevsim to itself
[  814.911602][T14596] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).