kern/55738: kernel crash receiving scp data

[martin%NetBSD.org@localhost]

>Number:         55738
>Category:       kern
>Synopsis:       kernel crash receiving scp data
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Oct 20 11:05:00 +0000 2020
>Originator:     Martin Husemann
>Release:        NetBSD 9.99.74
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD gethsemane.duskware.de 9.99.74 NetBSD 9.99.74 (GETHSEMANE) #84: Fri Oct 16 10:27:17 CEST 2020 martin%seven-days-to-the-wolves.aprisoft.de@localhost:/work/src/sys/arch/macppc/compile/GETHSEMANE macppc
Architecture: powerpc
Machine: macppc
>Description:

When scp'ing releas tar sets to this machine it crashed with:

[ 516.2932725] panic: kernel diagnostic assertion "solocked(sb->sb_so)" failed: file "../../../../sys/socketvar.h", line 407 
[ 516.3232823] cpu1: Begin traceback...
[ 516.3232823] 0x10b2ec60: at vpanic+0x12c
[ 516.3332872] 0x10b2ec90: at kern_assert+0x60
[ 516.3432922] 0x10b2ecd0: at tcp_output+0x1b90
[ 516.3532990] 0x10b2eda0: at tcp_rcvd_wrapper+0xc8
[ 516.3633023] 0x10b2edc0: at soreceive+0x674
[ 516.3733075] 0x10b2ee60: at dofileread+0x88
[ 516.3833124] 0x10b2eeb0: at syscall+0x314



>How-To-Repeat:
s/a

>Fix:
n/a