#0  0x00007f198fa505fa in ?? ()
#1  0x00005590c921713c in ?? ()
#2  0x00005590cabd2d80 in ?? ()
#3  0x00005590ca27c210 in ?? ()
#4  0x00005590ca27c350 in ?? ()
#5  0x00005590c921713c in ?? ()
#6  0x00005590cac01160 in ?? ()
#7  0x00007f1990ff3e20 in ?? () from /tmp/apport_sandbox_s4w5NJ/usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#8  0x00005590c920af40 in save_cities_store (cd=<optimized out>, cd=<optimized out>) at clock.c:2554
  2549: {
  2550:         GList *locs = NULL;
  2551:         GList *node;
  2552: 
  2553:         for (node = cd->locations; node != NULL; node = node->next) {
  2554:                 locs = g_list_prepend (locs, loc_to_string (CLOCK_LOCATION (node->data)));
  2555:         }
  2556: 
  2557:         locs = g_list_reverse (locs);
  2558:         mate_panel_applet_settings_set_glist (cd->settings, KEY_CITIES, locs);
  2559:         g_list_free_full (locs, g_free);
#9  0x00005590c920bda7 in clock_timezone_changed (systz=<optimized out>, new_tz=<optimized out>, cd=0x5590c9738600) at clock.c:2257
  2252: clock_timezone_changed (SystemTimezone *systz,
  2253:                         const char     *new_tz,
  2254:                         ClockData      *cd)
  2255: {
  2256:         /* This will refresh the current location */
  2257:         save_cities_store (cd);
  2258: 
  2259:         refresh_click_timeout_time_only (cd);
  2260: }
  2261: 
  2262: static void
#10 0x00007f198fa2bc25 in ?? ()
#11 0x00005590ca212c00 in ?? ()
#12 0x00007f1990e20c36 in gtk_container_draw (widget=0x2, cr=0x7ffd87042320) at ././gtk/gtkcontainer.c:3661
  [Error: gtkcontainer.c was not found in source tree]
#13 0x00007ffd870422a0 in ?? ()
#14 0x0000000000000000 in ?? ()