[ 1221.880899][T11134] netdevsim netdevsim636 eni636np1: renamed from eth1
[ 1221.908892][T11135] netdevsim netdevsim265 eni265np1: renamed from eth0
[ 1225.200396][T11127] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.201649][T11127] Could not find netns with fd: 2000
[ 1225.207509][T11127] Cannot link a netdevsim to itself
[ 1225.208687][T11127] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).