[  794.118617][T14586] netdevsim netdevsim283 eni283np1: renamed from eth0
[  794.140159][T14589] netdevsim netdevsim631 eni631np1: renamed from eth1
[  794.830277][T14574] Could not find device with ifindex 2000 in netnsfd 11
[  794.830926][T14574] Could not find netns with fd: 2000
[  794.831383][T14574] Cannot link a netdevsim to itself
[  794.832498][T14574] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).