Description of problem:
1. use X2Go to start a Xfce session on Fedora 24 x86_64
2. start xfce4-terminal
3. in terminal start `emacs`
4. Emacs window is displayed for a second, then it crashes

Version-Release number of selected component:
emacs-25.1-0.2.rc1.fc24

Additional info:
reporter:       libreport-2.7.2
backtrace_rating: 4
cmdline:        emacs
crash_function: emacs_abort
executable:     /usr/bin/emacs-25.1
global_pid:     16429
kernel:         4.6.7-300.fc24.x86_64
pkg_fingerprint: 73BD E983 81B4 6521
pkg_vendor:     Fedora Project
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #2 emacs_abort at ../../src/sysdep.c:2247
 #3 x_connection_closed at ../../src/xterm.c:9468
 #4 x_error_quitter at ../../src/xterm.c:9559
 #5 x_error_handler at ../../src/xterm.c:9529
 #10 XQueryPointer at QuPntr.c:48
 #11 gdk_x11_device_core_query_state at gdkdevice-core-x11.c:272
 #12 gdk_window_x11_get_device_state at gdkwindow-x11.c:3319
 #13 gdk_window_get_device_position_double at gdkwindow.c:4736
 #14 gdk_window_get_device_position at gdkwindow.c:4787
 #15 gtk_tooltip_show_tooltip at gtktooltip.c:1111