[ 1237.318362][T11134] netdevsim netdevsim572 eni572np1: renamed from eth1
[ 1237.328562][T11136] netdevsim netdevsim347 eni347np1: renamed from eth0
[ 1240.563814][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.564583][T11128] Could not find netns with fd: 2000
[ 1240.565185][T11128] Cannot link a netdevsim to itself
[ 1240.566166][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).