port-evbarm/56274: no network on ec2 arm64 9.99.85

[msporleder%gmail.com@localhost]

>Number:         56274
>Category:       port-evbarm
>Synopsis:       no network on ec2 arm64 9.99.85
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-evbarm-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Jun 24 15:25:00 +0000 2021
>Originator:     matthew sporleder
>Release:        9.99.856
>Organization:
netbsd
>Environment:
NetBSD arm64 9.99.85 NetBSD 9.99.85 (GENERIC64) #0: Fri Jun 18 13:57:52 UTC 2021  mkrepro%mkrepro.NetBSD.org@localhost:/usr/src/sys/arch/evbarm/compile/GENERIC64 evbarm
>Description:
Jun 24 15:12:39 arm64 /netbsd: [   1.0000000] cpu0: IC enabled, DC enabled, EL0/EL1 stack Alignment check enabled
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] ena0 at pci0 dev 5 function 0: vendor 1d0f product ec20 (rev. 0x00)
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] pci0: Elastic Network Adapter (ENA)ena v0.8.1
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] ena0: initialize 2 io queues
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] ena0: for MGMNT interrupting at irq 8195 (MSI-X vec 0)
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] ena0: link is UP
Jun 24 15:12:39 arm64 /netbsd: [   1.0000030] cpu1: IC enabled, DC enabled, EL0/EL1 stack Alignment check enabled
Jun 24 15:22:13 arm64 dhcpcd[607]: control command: dhcpcd
Jun 24 15:23:30 arm64 dhcpcd[607]: received SIGTERM, stopping
Jun 24 15:23:30 arm64 dhcpcd[607]: ena0: removing interface
Jun 24 15:23:30 arm64 dhcpcd[607]: dhcpcd exited
Jun 24 15:23:33 arm64 dhcpcd[953]: dhcpcd-9.4.0 starting
Jun 24 15:23:33 arm64 dhcpcd[934]: no interfaces have a carrier
Jun 24 15:23:33 arm64 dhcpcd[934]: ena0: waiting for carrier
>How-To-Repeat:
boot ami-0d19438f41bfd473b in us-east-1 aws ec2
>Fix: