[ 1229.467905][T11134] netdevsim netdevsim635 eni635np1: renamed from eth1
[ 1229.566643][T11135] netdevsim netdevsim431 eni431np1: renamed from eth0
[ 1232.847213][T11127] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.848267][T11127] Could not find netns with fd: 2000
[ 1232.849236][T11127] Cannot link a netdevsim to itself
[ 1232.850302][T11127] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).