[ 1234.531091][T11127] netdevsim netdevsim680 eni680np1: renamed from eth1
[ 1234.624884][T11129] netdevsim netdevsim383 eni383np1: renamed from eth0
[ 1237.888103][T11121] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.888851][T11121] Could not find netns with fd: 2000
[ 1237.889548][T11121] Cannot link a netdevsim to itself
[ 1237.890250][T11121] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).