Here's the backtrace,
[root@app perl]# gdb /www/bin/httpd
GNU gdb 4.18
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying"
...segv trace...
I also encountered occasionally the "Bizarre copy of ARRAY in aassign at
/usr/lib/perl5/5.6.0/Carp/Heavy.pm line 79" error discussed some time before
on the list.
Both the segv and the 'bizarre copy' are fixed by this Perl 5.6 patch:
//depot/perl/cop.h#49 (text)