kern/54448: bge stops working after suspend

[armihu%gmail.com@localhost]

>Number:         54448
>Category:       kern
>Synopsis:       bge stops working after suspend
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Aug 08 19:20:00 +0000 2019
>Originator:     Arto Huusko
>Release:        9.99.2
>Organization:
>Environment:
>Description:
On Acer Aspire V5-131 with bge attached as

[     1.080991] bge0 at pci3 dev 0 function 0: Broadcom BCM57785 Gigabit Ethernet
[     1.080991] bge0: interrupting at msix1 vec 0
[     1.080991] bge0: HW config 000a0554, 00004004, 00000008, 00000000 00000000
[     1.080991] bge0: ASIC BCM57765 B0 (0x57785100), Ethernet address 20:89:84:7a:91:02
[     1.080991] bge0: setting short Tx thresholds
[     1.080991] brgphy0 at bge0 phy 1: BCM57765 1000BASE-T media interface, rev. 4

the network interface stops working after the system is suspended and resumed. Any network activity causes the following kernel message after a short delay

[ 19072.538167] bge0: autoconfiguration error: watchdog timeout -- resetting

>How-To-Repeat:
Boot -current on Acer Aspire V5-131, configure bge, suspend (sysctl -w hw.acpi.sleep.state=3) and resume, ping a host
>Fix:
N/A