[ 1295.210474][T12787] netdevsim netdevsim336 eni336np1: renamed from eth0
[ 1295.244944][T12783] netdevsim netdevsim532 eni532np1: renamed from eth1
[ 1297.891029][T12774] Could not find device with ifindex 2000 in netnsfd 11
[ 1297.892256][T12774] Could not find netns with fd: 2000
[ 1297.893202][T12774] Cannot link a netdevsim to itself
[ 1297.894396][T12774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).