[ 1007.392013][ T9705] netdevsim netdevsim311 eni311np1: renamed from eth0
[ 1007.509413][ T9700] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1010.291963][ T9696] Could not find device with ifindex 2000 in netnsfd 11
[ 1010.293425][ T9696] Could not find netns with fd: 2000
[ 1010.294311][ T9696] Cannot link a netdevsim to itself
[ 1010.295795][ T9696] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).