[ 1324.869036][T12792] netdevsim netdevsim643 eni643np1: renamed from eth1
[ 1324.960915][T12795] netdevsim netdevsim270 eni270np1: renamed from eth0
[ 1327.772461][T12784] Could not find device with ifindex 2000 in netnsfd 11
[ 1327.773675][T12784] Could not find netns with fd: 2000
[ 1327.774591][T12784] Cannot link a netdevsim to itself
[ 1327.775690][T12784] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).