cvsup coredump

[John Lee]

Why does it always coredump?

Connecting to cvsup3.jp.FreeBSD.org
Connected to cvsup3.jp.FreeBSD.org
Server software version: SNAP_16_1h
Negotiating file attribute support
Exchanging collection information
Establishing multiplexed-mode data connection
Running
Updating collection src-all/cvs
make buildworld && make installworld Checkout
src/contrib/binutils/gas/config/obj-coff.c
***
*** runtime error:
***    Segmentation violation - possible attempt to dereference NIL
***    pc = 0x9e634d9e
***
  use option @M3stackdump to get a stack trace
Abort trap (core dumped)