GNU gdb (Ubuntu/Linaro 7.3-0ubuntu2) 7.3-2011.08 Copyright (C) 2011 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-linux-gnu". For bug reporting instructions, please see: . (gdb) handle SIG33 pass no noprints noprintt noprinto noprintp noprint Signal Stop Print Pass to program Description SIG33 No No Yes Real-time event 33 (gdb) set pagination 0 (gdb) attach 2507 Attaching to process 2507 Reading symbols from /usr/bin/gtk-window-decorator...(no debugging symbols found)...done. Reading symbols from /usr/lib/libdecoration.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libdecoration.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libXrender.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXrender.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libX11.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libX11.so.6 Reading symbols from /usr/lib/libwnck-1.so.22...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libwnck-1.so.22 Reading symbols from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libatk-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libatk-1.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libgdk_pixbuf-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgdk_pixbuf-2.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libpangocairo-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libpangocairo-1.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libpango-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libpango-1.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libcairo.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libcairo.so.2 Reading symbols from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 Reading symbols from /lib/x86_64-linux-gnu/libglib-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libglib-2.0.so.0 Reading symbols from /usr/lib/libgconf-2.so.4...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgconf-2.so.4 Reading symbols from /usr/lib/libmetacity-private.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libmetacity-private.so.0 Reading symbols from /lib/x86_64-linux-gnu/libm.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libm.so.6 Reading symbols from /lib/x86_64-linux-gnu/libc.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libc.so.6 Reading symbols from /usr/lib/x86_64-linux-gnu/libxcb.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libxcb.so.1 Reading symbols from /lib/x86_64-linux-gnu/libdl.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libdl.so.2 Reading symbols from /usr/lib/libstartup-notification-1.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libstartup-notification-1.so.0 Reading symbols from /usr/lib/libXRes.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXRes.so.1 Reading symbols from /lib/x86_64-linux-gnu/libpthread.so.0...(no debugging symbols found)...done. [Thread debugging using libthread_db enabled] Loaded symbols for /lib/x86_64-linux-gnu/libpthread.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libXfixes.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXfixes.so.3 Reading symbols from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libpangoft2-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libpangoft2-1.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libfontconfig.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libgmodule-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgmodule-2.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libXext.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXext.so.6 Reading symbols from /usr/lib/x86_64-linux-gnu/libXinerama.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXinerama.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libXi.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXi.so.6 Reading symbols from /usr/lib/x86_64-linux-gnu/libXrandr.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXrandr.so.2 Reading symbols from /usr/lib/x86_64-linux-gnu/libXcursor.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXcursor.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libXcomposite.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXcomposite.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libXdamage.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXdamage.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libfreetype.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libfreetype.so.6 Reading symbols from /usr/lib/x86_64-linux-gnu/libpixman-1.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 Reading symbols from /lib/x86_64-linux-gnu/libpng12.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libpng12.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libxcb-shm.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libxcb-shm.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libxcb-render.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libxcb-render.so.0 Reading symbols from /lib/x86_64-linux-gnu/libz.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libz.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libffi.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libffi.so.6 Reading symbols from /lib/x86_64-linux-gnu/libpcre.so.3...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libpcre.so.3 Reading symbols from /lib/x86_64-linux-gnu/librt.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/librt.so.1 Reading symbols from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2 Reading symbols from /lib/x86_64-linux-gnu/libdbus-1.so.3...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libdbus-1.so.3 Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols found)...done. Loaded symbols for /lib64/ld-linux-x86-64.so.2 Reading symbols from /usr/lib/x86_64-linux-gnu/libXau.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXau.so.6 Reading symbols from /usr/lib/x86_64-linux-gnu/libXdmcp.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libXdmcp.so.6 Reading symbols from /usr/lib/libxcb-util.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-util.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1 Reading symbols from /lib/x86_64-linux-gnu/libselinux.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libselinux.so.1 Reading symbols from /lib/x86_64-linux-gnu/libresolv.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libresolv.so.2 Reading symbols from /lib/x86_64-linux-gnu/libexpat.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libexpat.so.1 Reading symbols from /lib/x86_64-linux-gnu/libnss_compat.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnss_compat.so.2 Reading symbols from /lib/x86_64-linux-gnu/libnsl.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnsl.so.1 Reading symbols from /lib/x86_64-linux-gnu/libnss_nis.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnss_nis.so.2 Reading symbols from /lib/x86_64-linux-gnu/libnss_files.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnss_files.so.2 Reading symbols from /usr/lib/liboverlay-scrollbar-0.2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/liboverlay-scrollbar-0.2.so.0 Reading symbols from /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so Reading symbols from /usr/lib/libcanberra-gtk.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libcanberra-gtk.so.0 Reading symbols from /usr/lib/libcanberra.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libcanberra.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libvorbisfile.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libvorbisfile.so.3 Reading symbols from /usr/lib/x86_64-linux-gnu/libtdb.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libtdb.so.1 Reading symbols from /usr/lib/libltdl.so.7...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libltdl.so.7 Reading symbols from /usr/lib/x86_64-linux-gnu/libvorbis.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libvorbis.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libogg.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libogg.so.0 Reading symbols from /usr/lib/gtk-2.0/2.10.0/engines/libmurrine.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gtk-2.0/2.10.0/engines/libmurrine.so Reading symbols from /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so Reading symbols from /usr/lib/x86_64-linux-gnu/gtk-2.0/modules/libgail.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/gtk-2.0/modules/libgail.so Reading symbols from /usr/lib/x86_64-linux-gnu/libgailutil.so.18...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libgailutil.so.18 Reading symbols from /usr/lib/gtk-2.0/modules/libatk-bridge.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gtk-2.0/modules/libatk-bridge.so Reading symbols from /usr/lib/libatspi.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libatspi.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0//2.10.0/loaders/libpixbufloader-png.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0//2.10.0/loaders/libpixbufloader-png.so Reading symbols from /usr/lib/x86_64-linux-gnu/pango/1.6.0/modules/pango-basic-fc.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/pango/1.6.0/modules/pango-basic-fc.so Reading symbols from /usr/lib/x86_64-linux-gnu/gconv/ISO8859-1.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/gconv/ISO8859-1.so 0x00007fec44b63738 in poll () from /lib/x86_64-linux-gnu/libc.so.6 (gdb) continute Continuing. Program received signal SIGSEGV, Segmentation fault. 0x000000000040fc50 in meta_draw_window_decoration () (gdb) backtracef full info ere #0 0x000000000040fc50 in meta_draw_window_decoration () No symbol table info available. #1 0x000000000041657c in ?? () No symbol table info available. #2 0x00007fec4554ca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007fec4554d258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007fec4554d792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007fec4698bdb7 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #6 0x0000000000409f61 in main () No symbol table info available. (gdb) info registers rax 0x0 0 rbx 0x9c4c00 10243072 rcx 0x1 1 rdx 0x924200 9585152 rsi 0x8922e0 8987360 rdi 0x9a56a0 10114720 rbp 0x8922e0 0x8922e0 rsp 0x7fff01250750 0x7fff01250750 r8 0x8922e0 8987360 r9 0x8922e0 8987360 r10 0x1 1 r11 0x1 1 r12 0x9a56a0 10114720 r13 0x85d090 8769680 r14 0x7fec457fc670 140652755011184 r15 0x89bbb0 9026480 rip 0x40fc50 0x40fc50 eflags 0x10246 [ PF ZF IF RF ] cs 0x33 51 ss 0x2b 43 ds 0x0 0 es 0x0 0 fs 0x0 0 gs 0x0 0 (gdb) x/16i $pc => 0x40fc50 : mov 0x118(%rax),%rdi 0x40fc57 : callq 0x409450 0x40fc5c : mov %rax,%r13 0x40fc5f : mov 0x8(%rbx),%rax 0x40fc63 : mov 0x118(%rax),%rax 0x40fc6a : mov %rax,0x90(%rsp) 0x40fc72 : jmpq 0x40ebee 0x40fc77 : mov 0x208(%rbx),%rdi 0x40fc7e : jmpq 0x40ebfe 0x40fc83 : mov 0x2b8(%rbx),%eax 0x40fc89 : mov 0x208(%rbx),%rdi 0x40fc90 : add $0x14,%eax 0x40fc93 : mov %eax,0x98(%rsp) 0x40fc9a : callq 0x408980 0x40fc9f : lea 0x9c0(%rsp),%rdx 0x40fca7 : lea 0x1660(%rsp),%r9 (gdb) thread apply all back trace Thread 1 (Thread 0x7fec479fb940 (LWP 2507)): #0 0x000000000040fc50 in meta_draw_window_decoration () #1 0x000000000041657c in ?? () #2 0x00007fec4554ca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fec4554d258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fec4554d792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fec4698bdb7 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #6 0x0000000000409f61 in main () (gdb) quit A debugging session is active. Inferior 1 [process 2507] will be detached. Quit anyway? (y or n) Detaching from program: /usr/bin/gtk-window-decorator, process 2507