[ 1222.089347][T11133] netdevsim netdevsim644 eni644np1: renamed from eth1
[ 1222.167704][T11135] netdevsim netdevsim423 eni423np1: renamed from eth0
[ 1225.494605][T11127] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.495640][T11127] Could not find netns with fd: 2000
[ 1225.496480][T11127] Cannot link a netdevsim to itself
[ 1225.497529][T11127] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).