[ 1375.704761][T13042] netdevsim netdevsim270 eni270np1: renamed from eth0
[ 1375.726506][T13044] netdevsim netdevsim696 eni696np1: renamed from eth1
[ 1378.713771][T13029] Could not find device with ifindex 2000 in netnsfd 11
[ 1378.716015][T13029] Could not find netns with fd: 2000
[ 1378.717440][T13029] Cannot link a netdevsim to itself
[ 1378.719274][T13029] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).