kern/54267: crash on sk0 attach in mutex_enter

[martin%NetBSD.org@localhost]

>Number:         54267
>Category:       kern
>Synopsis:       crash on sk0 attach in mutex_enter
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Jun 03 14:25:00 +0000 2019
>Originator:     Martin Husemann
>Release:        NetBSD 8.99.42
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD night-owl.duskware.de 8.99.42 NetBSD 8.99.42 (NIGHT-OWL) #672: Fri May 31 18:12:54 CEST 2019 martin%night-owl.duskware.de@localhost:/usr/src/sys/arch/amd64/compile/NIGHT-OWL amd64
Architecture: x86_64
Machine: amd64
>Description:

When booting a machine with sk0 I get a crash like this:

mutex_enter()
sk_init_yukon()
sk_attach()
config_attach_loc()

Maybe the mutex is not yet initialized?

>How-To-Repeat:
s/a

>Fix:
n/a