[ 1219.712679][T11140] netdevsim netdevsim542 eni542np1: renamed from eth1
[ 1219.729253][T11142] netdevsim netdevsim376 eni376np1: renamed from eth0
[ 1223.062526][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1223.063223][T11134] Could not find netns with fd: 2000
[ 1223.063782][T11134] Cannot link a netdevsim to itself
[ 1223.064451][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).