Using exit button or pressing Ctrl-C at shell where was started caused it to core dump.

ktrace ends with:

 24450      1 xfce4-panel CALL  rename(0x7f7fffffcb70,0x7f7ff6de4000)
 24450      1 xfce4-panel NAMI  "/home/reed/.config/xfce4/panel/actions-12.rc.24
450.tmp"
 24450      1 xfce4-panel NAMI  "/home/reed/.config/xfce4/panel/actions-12.rc"
 24450      1 xfce4-panel RET   rename 0
 24450      1 xfce4-panel PSIG  SIGSEGV SIG_DFL: code=SEGV_MAPERR, addr=0x38, tr
ap=6)
 24450      1 xfce4-panel NAMI  "xfce4-panel.core"

gdb says:


Core was generated by `xfce4-panel'.
Program terminated with signal 11, Segmentation fault.
#0  0x00007f7ffda391c9 in client_session_set_restart_style ()
   from /usr/pkg/lib/libxfcegui4.so.4
(gdb) bt
#0  0x00007f7ffda391c9 in client_session_set_restart_style ()
   from /usr/pkg/lib/libxfcegui4.so.4
#1  0x000000000040ba9b in panel_app_save ()
#2  0x000000000040bec4 in panel_app_queue_save ()
#3  0x00007f7ff9d350d2 in g_main_context_dispatch ()
   from /usr/pkg/lib/libglib-2.0.so.0
#4  0x00007f7ff9d383a5 in g_main_context_check ()
   from /usr/pkg/lib/libglib-2.0.so.0
#5  0x00007f7ff9d3869d in g_main_loop_run () from /usr/pkg/lib/libglib-2.0.so.0
#6  0x00007f7ffd628272 in gtk_main () from /usr/pkg/lib/libgtk-x11-2.0.so.0
#7  0x000000000040c57b in panel_app_run ()
#8  0x000000000040a306 in main ()
(gdb) 

The glib2 is pkgsrc glib2-2.18.4nb1