[Nmh-workers] Error in `comp': core dump when refile run at 'What now?' prompt

[nmh]

In case you have not fixed this already, after my sig is example of core dump 
that
happens when I run 'refile' at the 'What now?' prompt.  Despite the dump the
refile works OK.

--
thanks,
Tom
--
# 07:14:39 Wed 170322 ~ $  command comp  # next view lines are from vim:

From: trxx
Fcc: sent
To: address@hidden
Subject: test 1 2 3

--snip /vim session/
~
~
1 (19,4/5)      51,0x33       12          All 63[+][none,utf-8,unix]
"Mail/drafts/12" 5L, 65C written

What now? ref +imp
*** Error in `comp': free(): invalid pointer: 0x0000000000647384 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7570b)[0x7f642276770b]
/lib64/libc.so.6(+0x7deaa)[0x7f642276feaa]
/lib64/libc.so.6(cfree+0x4c)[0x7f642277340c]
comp[0x408ac1]
comp[0x412d6a]
comp[0x405ac2]
comp[0x404287]
comp[0x403b5b]
/lib64/libc.so.6(__libc_start_main+0xf1)[0x7f6422712731]
comp[0x403d59]
======= Memory map: ========
00400000-00428000 r-xp 00000000 ca:01 531136                             
/usr/local/nmh/bin/comp
00627000-00628000 r--p 00027000 ca:01 531136                             
/usr/local/nmh/bin/comp
00628000-0062a000 rw-p 00028000 ca:01 531136                             
/usr/local/nmh/bin/comp
0062a000-00659000 rw-p 00000000 00:00 0
0208c000-02136000 rw-p 00000000 00:00 0                                  [heap]
7f6414000000-7f6414021000 rw-p 00000000 00:00 0
7f6414021000-7f6418000000 ---p 00000000 00:00 0
7f641bb68000-7f641bb7e000 r-xp 00000000 ca:01 144339                     
/usr/lib64/libgcc_s-6.3.1-20161221.so.1
7f641bb7e000-7f641bd7d000 ---p 00016000 ca:01 144339                     
/usr/lib64/libgcc_s-6.3.1-20161221.so.1
7f641bd7d000-7f641bd7e000 r--p 00015000 ca:01 144339                     
/usr/lib64/libgcc_s-6.3.1-20161221.so.1
7f641bd7e000-7f641bd7f000 rw-p 00016000 ca:01 144339                     
/usr/lib64/libgcc_s-6.3.1-20161221.so.1
7f641bd7f000-7f64226f2000 r--p 00000000 ca:01 264426                     
/usr/lib/locale/locale-archive
7f64226f2000-7f64228ab000 r-xp 00000000 ca:01 131443                     
/usr/lib64/libc-2.23.so
7f64228ab000-7f6422aaa000 ---p 001b9000 ca:01 131443                     
/usr/lib64/libc-2.23.so
7f6422aaa000-7f6422aae000 r--p 001b8000 ca:01 131443                     
/usr/lib64/libc-2.23.so
7f6422aae000-7f6422ab0000 rw-p 001bc000 ca:01 131443                     
/usr/lib64/libc-2.23.so
7f6422ab0000-7f6422ab4000 rw-p 00000000 00:00 0
7f6422ab4000-7f6422adb000 r-xp 00000000 ca:01 131506                     
/usr/lib64/libtinfo.so.6.0
7f6422adb000-7f6422cdb000 ---p 00027000 ca:01 131506                     
/usr/lib64/libtinfo.so.6.0
7f6422cdb000-7f6422cdf000 r--p 00027000 ca:01 131506                     
/usr/lib64/libtinfo.so.6.0
7f6422cdf000-7f6422ce0000 rw-p 0002b000 ca:01 131506                     
/usr/lib64/libtinfo.so.6.0
7f6422ce0000-7f6422d1f000 r-xp 00000000 ca:01 131166                     
/usr/lib64/libreadline.so.6.3
7f6422d1f000-7f6422f1f000 ---p 0003f000 ca:01 131166                     
/usr/lib64/libreadline.so.6.3
7f6422f1f000-7f6422f22000 r--p 0003f000 ca:01 131166                     
/usr/lib64/libreadline.so.6.3
7f6422f22000-7f6422f28000 rw-p 00042000 ca:01 131166                     
/usr/lib64/libreadline.so.6.3
7f6422f28000-7f6422f29000 rw-p 00000000 00:00 0
7f6422f29000-7f6422f4d000 r-xp 00000000 ca:01 140958                     
/usr/lib64/ld-2.23.so
7f642313a000-7f642313d000 rw-p 00000000 00:00 0
7f6423143000-7f6423144000 rw-p 00000000 00:00 0
7f6423144000-7f642314b000 r--s 00000000 ca:01 143091                     
/usr/lib64/gconv/gconv-modules.cache
7f642314b000-7f642314c000 rw-p 00000000 00:00 0
7f642314c000-7f642314d000 r--p 00023000 ca:01 140958                     
/usr/lib64/ld-2.23.so
7f642314d000-7f642314e000 rw-p 00024000 ca:01 140958                     
/usr/lib64/ld-2.23.so
7f642314e000-7f642314f000 rw-p 00000000 00:00 0
7ffe2e2ea000-7ffe2e30b000 rw-p 00000000 00:00 0                          [stack]
7ffe2e333000-7ffe2e335000 r--p 00000000 00:00 0                          [vvar]
7ffe2e335000-7ffe2e337000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  
[vsyscall]
Aborted (core dumped)
# 07:16:15 Wed 170322 ~ $
--snip
# 07:25:07 Wed 170322 ~ $ refile -version
refile -- nmh-1.6 [compiled on SOMEHOST.xen.prgmr.com at Wed Feb 15 10:54:49 
PST 2017]