[  845.439158][T14786] netdevsim netdevsim313 eni313np1: renamed from eth0
[  845.461147][T14788] netdevsim netdevsim655 eni655np1: renamed from eth1
[  846.198948][T14774] Could not find device with ifindex 2000 in netnsfd 11
[  846.199871][T14774] Could not find netns with fd: 2000
[  846.200286][T14774] Cannot link a netdevsim to itself
[  846.200721][T14774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).