[  790.488413][T14551] netdevsim netdevsim294 eni294np1: renamed from eth0
[  790.504400][T14553] netdevsim netdevsim581 eni581np1: renamed from eth1
[  791.121226][T14539] Could not find device with ifindex 2000 in netnsfd 11
[  791.121893][T14539] Could not find netns with fd: 2000
[  791.122274][T14539] Cannot link a netdevsim to itself
[  791.122740][T14539] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).