[ 1236.639337][T11142] netdevsim netdevsim490 eni490np1: renamed from eth0
[ 1236.758169][T11141] netdevsim netdevsim645 eni645np1: renamed from eth1
[ 1240.035476][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.036264][T11134] Could not find netns with fd: 2000
[ 1240.036883][T11134] Cannot link a netdevsim to itself
[ 1240.037719][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).