toolchain/51472: Build of lang/go14 hangs on netbsd-7.99.36/i386

[coypu%sdf.org@localhost]

>Number:         51472
>Category:       toolchain
>Synopsis:       Build of lang/go14 hangs on netbsd-7.99.36/i386
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    toolchain-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Sep 12 16:30:00 +0000 2016
>Originator:     coypu
>Release:        NetBSD-7.99.36, pkgsrc-current (12/sep/2016)
>Organization:
>Environment:
NetBSD laptop.Home 7.99.36 NetBSD 7.99.36 (GENERIC) #0: Thu Sep  8 17:10:05 IDT 2016  fly%net.Home@localhost:/usr/obj/sys/arch/amd64/compile/GENERIC i386
>Description:
cd /usr/pkgsrc/lang/go14 && make

hangs in a different position every time for i386.

this occurs in a netbsd32 chroot (of current) and on a real i386 install
(on amd64 hardware)

builds fine for amd64.

# sysctl -w security.pax.aslr.enabled=0
did not help.

Did not run out of RAM:

Memory: 164M Act, 160K Inact, 2204K Wired, 13M Exec, 131M File, 3562M Free
Swap: 1877M Total, 1877M Free

  PID USERNAME PRI NICE   SIZE   RES STATE      TIME   WCPU    CPU COMMAND
 2371 fly       26    0   773M 5636K CPU/3     20:00 99.02% 99.02% go_bootstrap

>How-To-Repeat:

>Fix:
No idea.