[ 1159.643063][ T9980] netdevsim netdevsim331 eni331np1: renamed from eth0
[ 1159.744974][ T9979] netdevsim netdevsim562 eni562np1: renamed from eth1
[ 1162.769386][ T9969] Could not find device with ifindex 2000 in netnsfd 11
[ 1162.770598][ T9969] Could not find netns with fd: 2000
[ 1162.780188][ T9969] Cannot link a netdevsim to itself
[ 1162.781493][ T9969] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).