[ 1303.496000][T11135] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1303.517025][T11137] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1307.170813][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1307.171582][T11129] Could not find netns with fd: 2000
[ 1307.172455][T11129] Cannot link a netdevsim to itself
[ 1307.173248][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).