[ 1301.684298][T12843] netdevsim netdevsim587 eni587np1: renamed from eth1
[ 1301.771486][T12845] netdevsim netdevsim422 eni422np1: renamed from eth0
[ 1304.357548][T12833] Could not find device with ifindex 2000 in netnsfd 11
[ 1304.360661][T12833] Could not find netns with fd: 2000
[ 1304.362067][T12833] Cannot link a netdevsim to itself
[ 1304.363708][T12833] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).