$ gdb emacs GNU gdb (GDB) 7.8 Copyright (C) 2014 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-unknown-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from emacs...(no debugging symbols found)...done. (gdb) run Starting program: /gnu/store/cyagv84azvl8rxawb93xli3ckqfc24s7-profile/bin/emacs warning: Could not load shared library symbols for linux-vdso.so.1. Do you need "set solib-search-path" or "set sysroot"? [Thread debugging using libthread_db enabled] Using host libthread_db library "/gnu/store/scmy8hnpccld0jszbgdw5csdc9z8f9jf-glibc-2.19/lib/libthread_db.so.1". Gtk-Message: Failed to load module "canberra-gtk-module" GLib-GIO-Message: Using the 'memory' GSettings backend. Your settings will not be saved or shared with other applications. [New Thread 0x7fffe69d3700 (LWP 33184)] [New Thread 0x7fffe61d2700 (LWP 33185)] [New Thread 0x7fffdffff700 (LWP 33186)] [New Thread 0x7fffe59d1700 (LWP 33187)] (emacs:33176): GLib-GIO-ERROR **: attempting to create schema 'org.gtk.Settings.FileChooser' without a path Program received signal SIGTRAP, Trace/breakpoint trap. 0x00007ffff4dfd0ba in g_logv () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libglib-2.0.so.0 (gdb) bt #0 0x00007ffff4dfd0ba in g_logv () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libglib-2.0.so.0 #1 0x00007ffff4dfd212 in g_log () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libglib-2.0.so.0 #2 0x00007ffff5f6af54 in g_settings_constructed () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgio-2.0.so.0 #3 0x00007ffff50f433a in g_object_new_internal () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #4 0x00007ffff50f6444 in g_object_new_valist () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #5 0x00007ffff50f6834 in g_object_new () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #6 0x00007ffff6830e9c in _gtk_file_chooser_get_settings_for_widget () from /gnu/store/5shj344c9vrh4fx93r9lfjjrrr97fmjv-gtk+-3.10.1/lib/libgtk-3.so.0 #7 0x00007ffff6828130 in gtk_file_chooser_default_get_default_size () from /gnu/store/5shj344c9vrh4fx93r9lfjjrrr97fmjv-gtk+-3.10.1/lib/libgtk-3.so.0 #8 0x00007ffff682eda4 in file_chooser_widget_default_size_changed () from /gnu/store/5shj344c9vrh4fx93r9lfjjrrr97fmjv-gtk+-3.10.1/lib/libgtk-3.so.0 #9 0x00007ffff50ef3c8 in g_closure_invoke () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #10 0x00007ffff5100c9d in signal_emit_unlocked_R () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #11 0x00007ffff5108932 in g_signal_emit_valist () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #12 0x00007ffff510907d in g_signal_emit_by_name () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #13 0x00007ffff50ef3c8 in g_closure_invoke () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #14 0x00007ffff5100c9d in signal_emit_unlocked_R () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #15 0x00007ffff5108932 in g_signal_emit_valist () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #16 0x00007ffff510907d in g_signal_emit_by_name () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #17 0x00007ffff682d2a1 in gtk_file_chooser_default_set_property () from /gnu/store/5shj344c9vrh4fx93r9lfjjrrr97fmjv-gtk+-3.10.1/lib/libgtk-3.so.0 #18 0x00007ffff50f7673 in g_object_set_property () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #19 0x00007ffff50f7673 in g_object_set_property () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #20 0x00007ffff50f44c5 in g_object_new_internal () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #21 0x00007ffff50f6444 in g_object_new_valist () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 #22 0x00007ffff50f6834 in g_object_new () from /gnu/store/7v44p77l3867slbpnamzs5jgbyps2v7q-glib-2.40.0/lib/libgobject-2.0.so.0 ---Type to continue, or q to quit--- #23 0x00007ffff682f255 in gtk_file_chooser_dialog_new () from /gnu/store/5shj344c9vrh4fx93r9lfjjrrr97fmjv-gtk+-3.10.1/lib/libgtk-3.so.0 #24 0x00000000004cc010 in xg_get_file_with_chooser () #25 0x00000000004d00ea in xg_get_file_name () #26 0x00000000004bd3f9 in Fx_file_dialog () #27 0x000000000054ce2e in Ffuncall () #28 0x000000000058126b in exec_byte_code () #29 0x000000000054ccfb in Ffuncall () #30 0x000000000058126b in exec_byte_code () #31 0x000000000054ccfb in Ffuncall () #32 0x000000000051265e in Fread_file_name () #33 0x0000000000549799 in Fcall_interactively () #34 0x000000000054ce5c in Ffuncall () #35 0x000000000054e794 in call3 () #36 0x00000000004ea1d9 in command_loop_1 () #37 0x000000000054b413 in internal_condition_case () #38 0x00000000004dba4e in command_loop_2 () #39 0x000000000054b2ee in internal_catch () #40 0x00000000004e00e7 in recursive_edit_1 () #41 0x00000000004e03e4 in Frecursive_edit () #42 0x00000000004171a5 in main () (gdb)