[ 1234.924729][T11136] netdevsim netdevsim611 eni611np1: renamed from eth1
[ 1235.014871][T11137] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 1238.472013][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.472711][T11129] Could not find netns with fd: 2000
[ 1238.473258][T11129] Cannot link a netdevsim to itself
[ 1238.474212][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).