#0  0x00007f75efffc428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
  [Error: raise.c was not found in source tree]
#1  0x00007f75efffe02a in __GI_abort () at abort.c:89
  [Error: abort.c was not found in source tree]
#2  0x00007f75ecd982ec in talloc_abort () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libtalloc.so.2
#3  0x00007f75ecd99a4e in talloc_named_const () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libtalloc.so.2
#4  0x00007f75efd6a248 in talloc_stackframe_internal () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libsamba-util.so.0
#5  0x00007f75f13026a2 in smbc_free_context () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libsmbclient.so.0
#6  0x000000000040617f in g_vfs_backend_smb_browse_finalize (object=0x1b9f660) at gvfsbackendsmbbrowse.c:223
  218:   g_free (backend->default_workgroup);
  219:   
  220:   g_mutex_clear (&backend->entries_lock);
  221:   g_mutex_clear (&backend->update_cache_lock);
  222: 
  223:   smbc_free_context (backend->smb_context, TRUE);
  224:   
  225:   g_list_free_full (backend->entries, (GDestroyNotify)browse_entry_free);
  226:   
  227:   if (G_OBJECT_CLASS (g_vfs_backend_smb_browse_parent_class)->finalize)
  228:     (*G_OBJECT_CLASS (g_vfs_backend_smb_browse_parent_class)->finalize) (object);
#7  0x00007f75f08d2d9a in g_object_unref () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8  0x00007f75f10e63e1 in mount_failed (op_job=<optimized out>, error=<optimized out>) at gvfsjobmount.c:157
  152:   backend = g_object_ref (op_job->backend);
  153:   g_vfs_job_emit_finished (G_VFS_JOB (op_job));
  154:   
  155:   /* Remove failed backend from daemon */
  156:   g_vfs_job_source_closed  (G_VFS_JOB_SOURCE (backend));
  157:   g_object_unref (backend);
  158: }
  159: 
  160: static void
  161: register_mount_callback (GVfsDBusMountTracker *proxy,
  162:                          GAsyncResult *res,
#9  0x00007f75f10e65ed in register_mount_callback (proxy=0x7f75cc01caa0, res=0x1b95840, user_data=<optimized out>) at gvfsjobmount.c:171
  166:   GError *error = NULL;
  167:   
  168:   if (! gvfs_dbus_mount_tracker_call_register_mount_finish (proxy, res, &error))
  169:     {
  170:       g_dbus_error_strip_remote_error (error);
  171:       mount_failed (op_job, error);
  172:     }
  173:   else
  174:     {
  175:       if (op_job->invocation && op_job->object)
  176:         gvfs_dbus_mountable_complete_mount (op_job->object, op_job->invocation);
#10 0x00007f75f0b98b43 in g_task_return_now () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#11 0x00007f75f0b991ee in g_task_return () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#12 0x00007f75f0bf30a9 in reply_cb () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#13 0x00007f75f0b98b43 in g_task_return_now () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#14 0x00007f75f0b991ee in g_task_return () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#15 0x00007f75f0be7a3f in g_dbus_connection_call_done () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#16 0x00007f75f0b98b43 in g_task_return_now () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#17 0x00007f75f0b98b79 in complete_in_idle_cb () from /tmp/apport_sandbox_9kV89N/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#18 0x00007f75f05f705a in g_main_context_dispatch () from /tmp/apport_sandbox_9kV89N/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f75f05f7400 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9kV89N/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f75f05f7722 in g_main_loop_run () from /tmp/apport_sandbox_9kV89N/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x0000000000406ad6 in daemon_main (argc=argc@entry=4, argv=argv@entry=0x7ffd12d76ab8, max_job_threads=max_job_threads@entry=1, default_type=default_type@entry=0x0, mountable_name=mountable_name@entry=0x4075a8 "org.gtk.vfs.mountpoint_smb_browse", first_type_name=first_type_name@entry=0x406e5a "smb-network") at daemon-main.c:398
  393:                                   on_name_acquired,
  394:                                   on_name_lost,
  395:                                   data,
  396:                                   NULL);
  397: 
  398:   g_main_loop_run (loop);
  399:   
  400:   g_clear_object (&data->daemon);
  401:   g_free (data->mountable_name);
  402:   g_free (data);
  403:   if (name_owner_id != 0)
#22 0x0000000000403906 in main (argc=4, argv=0x7ffd12d76ab8) at daemon-main-generic.c:42
  37: #ifdef BACKEND_SETUP_FUNC
  38:   BACKEND_SETUP_FUNC ();
  39: #else
  40:   daemon_setup ();
  41: #endif
  42:   daemon_main (argc, argv,
  43: #ifdef MAX_JOB_THREADS
  44: 	       MAX_JOB_THREADS,
  45: #else
  46: 	       -1, 
  47: #endif