[  793.576118][T15650] netdevsim netdevsim345 eni345np1: renamed from eth0
[  793.591973][T15653] netdevsim netdevsim556 eni556np1: renamed from eth1
[  794.196746][T15639] Could not find device with ifindex 2000 in netnsfd 11
[  794.197241][T15639] Could not find netns with fd: 2000
[  794.197645][T15639] Cannot link a netdevsim to itself
[  794.198070][T15639] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).