[ 1291.135979][T11132] netdevsim netdevsim685 eni685np1: renamed from eth1
[ 1291.150712][T11134] netdevsim netdevsim431 eni431np1: renamed from eth0
[ 1294.685204][T11126] Could not find device with ifindex 2000 in netnsfd 11
[ 1294.685997][T11126] Could not find netns with fd: 2000
[ 1294.686607][T11126] Cannot link a netdevsim to itself
[ 1294.687581][T11126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).