[ 1042.978709][T12755] netdevsim netdevsim488 eni488np1: renamed from eth0
[ 1043.100600][T12754] netdevsim netdevsim686 eni686np1: renamed from eth1
[ 1044.902406][T12747] Could not find device with ifindex 2000 in netnsfd 11
[ 1044.903376][T12747] Could not find netns with fd: 2000
[ 1044.904031][T12747] Cannot link a netdevsim to itself
[ 1044.904803][T12747] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).