(gthumb:13695): Gtk-WARNING **: Failed to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files (gthumb:13695): Gtk-WARNING **: Theme parsing error: gtk.css:102:18: Not using units is deprecated. Assuming 'px'. (gthumb:13695): Gtk-WARNING **: Theme parsing error: gtk.css:102:20: Not using units is deprecated. Assuming 'px'. [1]+ Segmentation fault (core dumped) gthumb . $ # gdb /usr/bin/gthumb core.gthumb.13695 GNU gdb (Gentoo 7.6.1 p2) 7.6.1 Copyright (C) 2013 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-pc-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/bin/gthumb...(no debugging symbols found)...done. [New LWP 13695] [New LWP 13699] [New LWP 13696] [New LWP 13697] [New LWP 13698] warning: Corrupted shared library list: 0x123c170 != 0x7f15bb693ed8 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 "/lib64/libthread_db.so.1". Core was generated by `gthumb .'. Program terminated with signal 11, Segmentation fault. #0 0x00007f15c328a95f in _dbus_header_get_byte_order (header=0x1240f78) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-marshal-header.c:178 178 /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-marshal-header.c: No such file or directory. (gdb) where #0 0x00007f15c328a95f in _dbus_header_get_byte_order (header=0x1240f78) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-marshal-header.c:178 #1 0x00007f15c328bd9c in _dbus_header_get_field_basic (header=0x1240f78, field=5, type=117, value=0x7fffc521148c) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-marshal-header.c:1370 #2 0x00007f15c32913e7 in dbus_message_get_reply_serial (message=0x1240f70) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-message.c:1091 #3 0x00007f15c32837cc in _dbus_connection_queue_received_message_link (connection=0x123e7a0, link=0x11b5b70) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-connection.c:501 #4 0x00007f15c329d4b1 in _dbus_transport_queue_messages (transport=0x123e0b0) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-transport.c:1157 #5 0x00007f15c3286ba0 in _dbus_connection_get_dispatch_status_unlocked (connection=0x123e7a0) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-connection.c:4211 #6 0x00007f15c3286d47 in dbus_connection_get_dispatch_status (connection=0x123e7a0) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-connection.c:4342 #7 0x00007f15bb6a11f3 in message_queue_prepare () from /usr/lib64/libdbus-glib-1.so.2 #8 0x00007f15c793ae02 in g_main_context_prepare (context=0x11a99e0, priority=0x7fffc5211640) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/glib/gmain.c:3328 #9 0x00007f15c793b596 in g_main_context_iterate (context=0x11a99e0, block=1, dispatch=1, self=0x11da8a0) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/glib/gmain.c:3681 #10 0x00007f15c793b735 in g_main_context_iteration (context=0x11a99e0, may_block=1) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/glib/gmain.c:3762 #11 0x00007f15c816dadc in g_application_run (application=0x1187030, argc=2, argv=0x7fffc5211848) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/gio/gapplication.c:1623 #12 0x00000000004378fd in main () (gdb) bt full #0 0x00007f15c328a95f in _dbus_header_get_byte_order (header=0x1240f78) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-marshal-header.c:178 No locals. #1 0x00007f15c328bd9c in _dbus_header_get_field_basic (header=0x1240f78, field=5, type=117, value=0x7fffc521148c) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-marshal-header.c:1370 No locals. #2 0x00007f15c32913e7 in dbus_message_get_reply_serial (message=0x1240f70) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-message.c:1091 v_UINT32 = 0 #3 0x00007f15c32837cc in _dbus_connection_queue_received_message_link (connection=0x123e7a0, link=0x11b5b70) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-connection.c:501 pending = 0x7f15c329ee37 reply_serial = 47 message = 0x1240f70 #4 0x00007f15c329d4b1 in _dbus_transport_queue_messages (transport=0x123e0b0) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-transport.c:1157 message = 0x1240f70 link = 0x11b5b70 status = DBUS_DISPATCH_DATA_REMAINS #5 0x00007f15c3286ba0 in _dbus_connection_get_dispatch_status_unlocked (connection=0x123e7a0) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-connection.c:4211 No locals. #6 0x00007f15c3286d47 in dbus_connection_get_dispatch_status (connection=0x123e7a0) at /mnt/1TB/var/tmp/portage/sys-apps/dbus-1.6.16/work/dbus-1.6.16/dbus/dbus-connection.c:4342 status = DBUS_DISPATCH_DATA_REMAINS #7 0x00007f15bb6a11f3 in message_queue_prepare () from /usr/lib64/libdbus-glib-1.so.2 No symbol table info available. #8 0x00007f15c793ae02 in g_main_context_prepare (context=0x11a99e0, priority=0x7fffc5211640) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/glib/gmain.c:3328 result = 0 prepare = 0x7f15bb6a11e0 source_timeout = -1 i = 0 n_ready = 0 current_priority = 2147483647 source = 0x12410e0 iter = {context = 0x11a99e0, may_modify = 1, current_list = 0x11860a0, source = 0x12410e0} #9 0x00007f15c793b596 in g_main_context_iterate (context=0x11a99e0, block=1, dispatch=1, self=0x11da8a0) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/glib/gmain.c:3681 max_priority = -987687328 timeout = 32533 some_ready = 32767 nfds = -946441209 allocated_nfds = 6 fds = 0x12786f0 #10 0x00007f15c793b735 in g_main_context_iteration (context=0x11a99e0, may_block=1) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/glib/gmain.c:3762 retval = 0 #11 0x00007f15c816dadc in g_application_run (application=0x1187030, argc=2, argv=0x7fffc5211848) at /mnt/1TB/var/tmp/portage/dev-libs/glib-2.36.4-r1/work/glib-2.36.4/gio/gapplication.c:1623 arguments = 0x117a3c0 status = 0 i = 2 __PRETTY_FUNCTION__ = "g_application_run" #12 0x00000000004378fd in main () No symbol table info available. (gdb)