[ 1236.677700][T12609] netdevsim netdevsim742 eni742np1: renamed from eth1
[ 1236.729805][T12610] netdevsim netdevsim313 eni313np1: renamed from eth0
[ 1239.325588][T12601] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.326783][T12601] Could not find netns with fd: 2000
[ 1239.328528][T12601] Cannot link a netdevsim to itself
[ 1239.329747][T12601] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).