[  791.341477][T15805] netdevsim netdevsim374 eni374np1: renamed from eth0
[  791.348848][T15804] netdevsim netdevsim601 eni601np1: renamed from eth1
[  791.931579][T15791] Could not find device with ifindex 2000 in netnsfd 11
[  791.932523][T15791] Could not find netns with fd: 2000
[  791.933038][T15791] Cannot link a netdevsim to itself
[  791.933533][T15791] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).