[ 1028.796060][T12645] netdevsim netdevsim385 eni385np1: renamed from eth0
[ 1028.914473][T12643] netdevsim netdevsim520 eni520np1: renamed from eth1
[ 1030.682328][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1030.683465][T12722] Could not find netns with fd: 2000
[ 1030.684311][T12722] Cannot link a netdevsim to itself
[ 1030.685082][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).