GNU gdb (Gentoo 7.6.2 p1) 7.6.2
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-pc-linux-gnu".
For bug reporting instructions, please see:
<http://bugs.gentoo.org/>...
Reading symbols from /usr/sbin/xl...Reading symbols from /usr/lib64/debug/usr/sbin/xl.debug...done.
done.
(gdb) run
Starting program: /usr/sbin/xl destroy pfsense
warning: no loadable sections found in added symbol-file system-supplied DSO at 0x7ffff7ffa000
warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
[New Thread 0x7ffff7ff6700 (LWP 13639)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffff7ff6700 (LWP 13639)]
0x00007ffff5882b64 in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libgcc_s.so.1
(gdb) bt
#0  0x00007ffff5882b64 in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libgcc_s.so.1
#1  0x00007ffff58835cc in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libgcc_s.so.1
#2  0x00007ffff5883945 in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libgcc_s.so.1
#3  0x00007ffff58845c6 in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libgcc_s.so.1
#4  0x00007ffff588494c in _Unwind_ForcedUnwind () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libgcc_s.so.1
#5  0x00007ffff731a733 in __pthread_unwind () from /lib64/libpthread.so.0
#6  0x00007ffff7311b49 in sigcancel_handler () from /lib64/libpthread.so.0
#7  <signal handler called>
#8  0x00007ffff731ae4d in read () from /lib64/libpthread.so.0
#9  0x00007ffff6b17b53 in read (__nbytes=16, __buf=0x7ffff0000a10, __fd=10) at /usr/include/bits/unistd.h:44
#10 read_all (fd=10, data=data@entry=0x7ffff0000a10, len=len@entry=16, nonblocking=nonblocking@entry=0) at xs.c:374
#11 0x00007ffff6b17c94 in read_message (h=h@entry=0x55555577ed40, nonblocking=nonblocking@entry=0) at xs.c:1139
#12 0x00007ffff6b18626 in read_thread (arg=0x55555577ed40) at xs.c:1211
#13 0x00007ffff731332d in start_thread () from /lib64/libpthread.so.0
#14 0x00007ffff704a19d in clone () from /lib64/libc.so.6
(gdb)