port-mips/52914: rtld core dump (running sudo on n32)

[coypu%sdf.org@localhost]

>Number:         52914
>Category:       port-mips
>Synopsis:       rtld core dump (running sudo on n32)
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-mips-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Jan 08 22:00:01 +0000 2018
>Originator:     coypu
>Release:        NetBSD 8.99.11
>Organization:
>Environment:
NetBSD toy 8.99.11 NetBSD 8.99.11 (LOONGSON) #2: Mon Jan  8 19:54:40 IST 2018  fly@localhost:/home/fly/mipsel/sys/arch/evbmips/compile/LOONGSON evbmips

>Description:
(gdb) r
Starting program: /usr/pkg/bin/sudo 

Program received signal SIGSEGV, Segmentation fault.
0x786d4118 in _rtld () from /usr/libexec/ld.elf_so
(gdb) bt
#0  0x786d4118 in _rtld () from /usr/libexec/ld.elf_so
#1  0x786d09d4 in rtld_start () from /usr/libexec/ld.elf_so
Backtrace stopped: frame did not save the PC

>How-To-Repeat:

>Fix: