Description of problem: Just went to https://extensions.gnome.org/ Version-Release number of selected component: epiphany-runtime-3.17.1-2.fc24 Additional info: reporter: libreport-2.6.2 backtrace_rating: 4 cmdline: epiphany crash_function: XGetWindowAttributes executable: /usr/bin/epiphany global_pid: 7055 kernel: 4.2.0-0.rc3.git3.1.fc24.x86_64 runlevel: N 5 type: CCpp uid: 10001 Truncated backtrace: Thread no. 1 (10 frames) #0 XGetWindowAttributes at GetWAttrs.c:148 #1 gtk_socket_realize at gtksocket.c:415 #2 _g_closure_invoke_va at gclosure.c:864 #5 gtk_widget_realize at gtkwidget.c:5554 #6 gtk_widget_set_parent at gtkwidget.c:9577 #7 webkitWebViewBaseContainerAdd at /usr/src/debug/webkitgtk-2.9.4/Source/WebKit2/UIProcess/API/gtk/WebKitWebViewBase.cpp:369 #8 g_cclosure_marshal_VOID__OBJECTv at gmarshal.c:2102 #9 _g_closure_invoke_va at gclosure.c:864 #12 gtk_container_add at gtkcontainer.c:1754 #13 WebKit::WebPageProxy::createPluginContainer at /usr/src/debug/webkitgtk-2.9.4/Source/WebKit2/UIProcess/gtk/WebPageProxyGtk.cpp:98
Created attachment 1055940 [details] File: backtrace
Created attachment 1055941 [details] File: cgroup
Created attachment 1055942 [details] File: core_backtrace
Created attachment 1055943 [details] File: dso_list
Created attachment 1055944 [details] File: environ
Created attachment 1055945 [details] File: limits
Created attachment 1055946 [details] File: maps
Created attachment 1055947 [details] File: mountinfo
Created attachment 1055948 [details] File: namespaces
Created attachment 1055949 [details] File: open_fds
Created attachment 1055950 [details] File: proc_pid_status
Created attachment 1055951 [details] File: var_log_messages
Created attachment 1055955 [details] File: core.7773
Hm, is it safe to say you're running in Wayland (which is now the default)?
It is not only safe, but also sound.
Thanks, reported upstream....
*** Bug 1246711 has been marked as a duplicate of this bug. ***