[ 1200.591056][T12598] netdevsim netdevsim442 eni442np1: renamed from eth0
[ 1200.651958][T12601] netdevsim netdevsim671 eni671np1: renamed from eth1
[ 1203.543399][T12593] Could not find device with ifindex 2000 in netnsfd 11
[ 1203.544661][T12593] Could not find netns with fd: 2000
[ 1203.546108][T12593] Cannot link a netdevsim to itself
[ 1203.547270][T12593] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).