[ 1288.313749][T11127] netdevsim netdevsim597 eni597np1: renamed from eth1
[ 1288.332694][T11129] netdevsim netdevsim307 eni307np1: renamed from eth0
[ 1291.898216][T11121] Could not find device with ifindex 2000 in netnsfd 11
[ 1291.899033][T11121] Could not find netns with fd: 2000
[ 1291.899642][T11121] Cannot link a netdevsim to itself
[ 1291.900732][T11121] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).