[ 1218.284717][T12607] netdevsim netdevsim461 eni461np1: renamed from eth0
[ 1218.357260][T12606] netdevsim netdevsim558 eni558np1: renamed from eth1
[ 1220.854614][T12600] Could not find device with ifindex 2000 in netnsfd 11
[ 1220.855771][T12600] Could not find netns with fd: 2000
[ 1220.856702][T12600] Cannot link a netdevsim to itself
[ 1220.857738][T12600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).