Comment 2 for bug 1026487

GNU gdb (GDB) 7.5.50.20120719-cvs
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
(gdb) python import gtk
memory clobbered before allocated block
Aborted (core dumped)

gdb
GNU gdb (GDB) 7.5.50.20120719-cvs
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
(gdb) python import gtk
*** glibc detected *** gdb: munmap_chunk(): invalid pointer: 0x0000000002729da0 ***
*** glibc detected *** gdb: munmap_chunk(): invalid pointer: 0x00000000023b3680 ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x7e626)[0x7f792b8ea626]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_type_class_ref+0x4d7)[0x7f7929c54627]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_type_create_instance+0x69)[0x7f7929c56899]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_param_spec_internal+0x17c)[0x7f7929c4108c]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(+0x606c9)[0x7f792899e6c9]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_type_class_ref+0x4d7)[0x7f7929c54627]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_object_new_valist+0x7d)[0x7f7929c3cd6d]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_object_new+0xd4)[0x7f7929c3d1d4]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_memory_output_stream_new+0x6c)[0x7f792899ee5c]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_dbus_message_to_blob+0xe7)[0x7f79289ffff7]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(+0xb73f2)[0x7f79289f53f2]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_dbus_connection_send_message_with_reply+0x17d)[0x7f79289f683d]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_dbus_connection_send_message_with_reply_sync+0x1e3)[0x7f79289f99c3]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(+0xbbdd0)[0x7f79289f9dd0]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_dbus_connection_call_sync+0x48)[0x7f79289fbb68]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(+0xbde16)[0x7f79289fbe16]
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_bus_get_sync+0x81)[0x7f79289fc4d1]
/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so(+0x4caa)[0x7f7923242caa]
/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so(+0x5087)[0x7f7923243087]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_dispatch+0x133)[0x7f792a92dd53]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x480a0)[0x7f792a92e0a0]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_loop_run+0x6a)[0x7f792a92e49a]
/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so(+0x498b)[0x7f792324298b]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x699e5)[0x7f792a94f9e5]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x7e9a)[0x7f792c358e9a]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7f792b95e4bd]
======= Memory map: ========
00400000-0162f000 r-xp 00000000 08:05 2753322 /usr/local/bin/gdb
0182e000-0182f000 r--p 0122e000 08:05 2753322 /usr/local/bin/gdb
0182f000-01a15000 rw-p 0122f000 08:05 2753322 /usr/local/bin/gdb
01a15000-01a52000 rw-p 00000000 00:00 0
01f67000-02739000 rw-p 00000000 00:00 0 [heap]
7f7914000000-7f7914022000 rw-p 00000000 00:00 0
7f7914022000-7f7918000000 ---p 00000000 00:00 0
7f791c000000-7f791c022000 rw-p 00000000 00:00 0
7f791c022000-7f7920000000 ---p 00000000 00:00 0
7f7922232000-7f7922233000 ---p 00000000 00:00 0
7f7922233000-7f7922a33000 rw-p 00000000 00:00 0 [stack:25268]
7f7922a34000-7f7922a35000 ---p 00000000 00:00 0
7f7922a35000-7f7923235000 rw-p 00000000 00:00 0 [stack:25267]
7f7923235000-7f792323d000 r--p 00000000 08:07 11281176 /home/teawater/.config/dconf/user
7f792323d000-7f792323e000 r--s 00000000 08:07 9705529 /home/teawater/.cache/dconf/user
7f792323e000-7f7923245000 r-xp 00000000 08:05 2494479 /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
7f7923245000-7f7923444000 ---p 00007000 08:05 2494479 /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
7f7923444000-7f7923445000 r--p 00006000 08:05 2494479 /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
7f7923445000-7f7923446000 rw-p 00007000 08:05 2494479 /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
7f7923446000-7f7923456000 r-xp 00000000 08:05 2499455 /usr/lib/liboverlay-scrollbar-0.2.so.0.0.16
7f7923456000-7f7923655000 ---p 00010000 08:05 2499455 /usr/lib/liboverlay-scrollbar-0.2.so.0.0.16
7f7923655000-7f7923656000 r--p 0000f000 08:05 2499455 /usr/lib/liboverlay-scrollbar-0.2.so.0.0.16
7f7923656000-7f7923657000 rw-p 00010000 08:05 2499455 /usr/lib/liboverlay-scrollbar-0.2.so.0.0.16
7f7923657000-7f7923663000 r-xp 00000000 08:05 269393 /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f7923663000-7f7923862000 ---p 0000c000 08:05 269393 /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f7923862000-7f7923863000 r--p 0000b000 08:05 269393 /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f7923863000-7f7923864000 rw-p 0000c000 08:05 269393 /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f7923864000-7f792386e000 r-xp 00000000 08:05 269412 /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f792386e000-7f7923a6e000 ---p 0000a000 08:05 269412 /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f7923a6e000-7f7923a6f000 r--p 0000a000 08:05 269412 /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f7923a6f000-7f7923a70000 rw-p 0000b000 08:05 269412 /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f7923a70000-7f7923a87000 r-xp 00000000 08:05 269008 /lib/x86_64-linux-gnu/libnsl-2.15.so
7f7923a87000-7f7923c86000 ---p 00017000 08:05 269008 /lib/x86_64-linux-gnu/libnsl-2.15.so
7f7923c86000-7f7923c87000 r--p 00016000 08:05 269008 /lib/x86_64-linux-gnu/libnsl-2.15.so
7f7923c87000-7f7923c88000 rw-p 00017000 08:05 269008 /lib/x86_64-linux-gnu/libnsl-2.15.so
7f7923c88000-7f7923c8a000 rw-p 00000000 00:00 0
7f7923c8a000-7f7923c92000 r-xp 00000000 08:05 269483 /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f7923c92000-7f7923e91000 ---p 00008000 08:05 269483 /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f7923e91000-7f7923e92000 r--p 00007000 08:05 269483 /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f7923e92000-7f7923e93000 rw-p 00008000 08:05 269483 /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f7923e93000-7f7923e97000 r-xp 00000000 08:05 4686 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.so
7f7923e97000-7f7924096000 ---p 00004000 08:05 4686 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.so
7f7924096000-7f7924097000 r--p 00003000 08:05 4686 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.so
7f7924097000-7f7924098000 rw-p 00004000 08:05 4686 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.soAborted (core dumped)

(gdb) python import gtk
[New Thread 0x7fffedf43700 (LWP 25276)]
memory clobbered before allocated block

Program received signal SIGABRT, Aborted.
[Switching to Thread 0x7fffedf43700 (LWP 25276)]
0x00007ffff65b1445 in raise () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) bt
#0 0x00007ffff65b1445 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#1 0x00007ffff65b4bab in abort () from /lib/x86_64-linux-gnu/libc.so.6
#2 0x00007ffff65eee2e in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#3 0x00007ffff65eeefe in __libc_fatal () from /lib/x86_64-linux-gnu/libc.so.6
#4 0x00007ffff66001b5 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#5 0x00007ffff66002b1 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6 0x00007ffff5678269 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007ffff5678989 in g_private_set () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8 0x00007ffff565e9a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9 0x00007ffff7067e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007ffff666d4bd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#11 0x0000000000000000 in ?? ()