[ 1310.438715][T13048] netdevsim netdevsim656 eni656np1: renamed from eth1
[ 1310.478025][T13049] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1313.040588][T13037] Could not find device with ifindex 2000 in netnsfd 11
[ 1313.043014][T13037] Could not find netns with fd: 2000
[ 1313.044456][T13037] Cannot link a netdevsim to itself
[ 1313.046271][T13037] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).