[ 1233.768195][T11133] netdevsim netdevsim454 eni454np1: renamed from eth0
[ 1233.878533][T11132] netdevsim netdevsim570 eni570np1: renamed from eth1
[ 1237.254580][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.255373][T11125] Could not find netns with fd: 2000
[ 1237.255932][T11125] Cannot link a netdevsim to itself
[ 1237.256944][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).