[  780.176485][T14439] netdevsim netdevsim379 eni379np1: renamed from eth0
[  780.189452][T14441] netdevsim netdevsim517 eni517np1: renamed from eth1
[  780.763430][T14427] Could not find device with ifindex 2000 in netnsfd 11
[  780.764000][T14427] Could not find netns with fd: 2000
[  780.764368][T14427] Cannot link a netdevsim to itself
[  780.764766][T14427] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).