install/60331: Easily triggered sysinst segfault

["Andreas Gustafsson via gnats" <gnats-admin%NetBSD.org@localhost>]

>Number:         60331
>Category:       install
>Synopsis:       Easily triggered sysinst segfault
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    install-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Jun 14 13:55:00 +0000 2026
>Originator:     Andreas Gustafsson
>Release:        NetBSD-current, source date 2026.06.14.02.10.58
>Organization:

>Environment:
System: NetBSD
Architecture: x86_64
Machine: amd64
>Description:

On a freshly installed NetBSD-current system, start sysinst from the
shell and make the following selections:

a: Installation messages in English
e: Utility menu
d: Partition a disk
x: Finish partitioning

This results in:

[1]   Segmentation fault (core dumped) sysinst

>How-To-Repeat:

>Fix: