[ 1002.016343][ T9690] netdevsim netdevsim440 eni440np1: renamed from eth0
[ 1002.070704][ T9695] netdevsim netdevsim650 eni650np1: renamed from eth1
[ 1004.585210][ T9686] Could not find device with ifindex 2000 in netnsfd 11
[ 1004.586503][ T9686] Could not find netns with fd: 2000
[ 1004.587418][ T9686] Cannot link a netdevsim to itself
[ 1004.588517][ T9686] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).