dholbach: backtrace with the libs you requested.

Note: to reproduce this simply paste something (by middle clicking) into a conversation window.

(gdb) bt
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7813fde in __lll_mutex_lock_wait () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7810673 in _L_mutex_lock_49 () from /lib/tls/i686/cmov/libpthread.so.0
#3  0xbfd5dc98 in ?? ()
#4  0xb786fae0 in g_source_unref () from /usr/lib/libglib-2.0.so.0
#5  0xb79fc25c in gdk_threads_impl_lock () at gdk.c:377
#6  0xb71b156b in gail_text_view_new () from /usr/lib/gtk-2.0/modules/libgail.so
#7  0xb71b1677 in gail_text_view_new () from /usr/lib/gtk-2.0/modules/libgail.so
#8  0xb71b19be in gail_text_view_new () from /usr/lib/gtk-2.0/modules/libgail.so
#9  0xb7ba6d9d in _gtk_marshal_VOID__BOXED_OBJECT (closure=0x86643f8, return_value=0x0, n_param_values=3, 
    param_values=0x3411, invocation_hint=0xbfd5de6c, marshal_data=0xb7813fde) at gtkmarshalers.c:1380
#10 0xb78e37dc in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#11 0xb78f37d4 in g_signal_chain_from_overridden () from /usr/lib/libgobject-2.0.so.0
#12 0xb78f4cfc in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#13 0xb78f4eae in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#14 0xb7c3a3de in gtk_text_buffer_mark_set (buffer=0x8652960, location=0xbfd5e204, mark=0x86521d0) at gtktextbuffer.c:1823
#15 0xb7c3dc1f in gtk_text_buffer_set_mark (buffer=0xfffffffc, existing_mark=0x86521d0, mark_name=0x0, iter=0xbfd5e2b4, 
    left_gravity=0, should_exist=1) at gtktextbuffer.c:1870
#16 0xb7c3de8a in IA__gtk_text_buffer_move_mark_by_name (buffer=0x8652960, name=0x814d5a2 "insert", where=0xbfd5e2b4)
    at gtktextbuffer.c:2047
#17 0x0810a54d in imhtml_paste_insert (imhtml=0x8414b88, text=0x8675790 ' ' <repeats 127 times>, "\n", plaintext=1)
    at ../../src/gtkimhtml.c:1030
#18 0x0810a766 in paste_plaintext_received_cb (clipboard=0x85e7e98, text=0x8674f98 ' ' <repeats 127 times>, "\n", 
    data=0x8414b88) at ../../src/gtkimhtml.c:1043
#19 0xb7cd45e1 in request_text_received_func (clipboard=0x85e7e98, selection_data=0xbfd5e834, data=0x86751f0)
    at gtkclipboard.c:942
#20 0xb7cd360b in selection_received (widget=0x862ed88, selection_data=0xbfd5e834, time=1707753953) at gtkclipboard.c:854
#21 0xb7ba6c1d in _gtk_marshal_VOID__BOXED_UINT (closure=0x85f0b60, return_value=0x0, n_param_values=3, 
    param_values=0xbfd5e5dc, invocation_hint=0xbfd5e4dc, marshal_data=0xb7cd35b0) at gtkmarshalers.c:1456
#22 0xb78e37dc in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#23 0xb78f37d4 in g_signal_chain_from_overridden () from /usr/lib/libgobject-2.0.so.0
#24 0xb78f4cfc in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#25 0xb78f7b0e in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
#26 0xb7c01fd2 in gtk_selection_retrieval_report (info=0x851c7d0, type=<value optimized out>, format=<value optimized out>, 
    buffer=0x8675708 ' ' <repeats 127 times>, "\n", length=128, time=1707753953) at gtkselection.c:2770
#27 0xb7c02395 in _gtk_selection_notify (widget=0x862ed88, event=0x8634638) at gtkselection.c:2572
#28 0xb7ba8780 in _gtk_marshal_BOOLEAN__BOXED (closure=0x8197920, return_value=0xbfd5ea30, n_param_values=2, 
    param_values=0xbfd5eb1c, invocation_hint=0xbfd5ea1c, marshal_data=0xb7c022a0) at gtkmarshalers.c:83
---Type <return> to continue, or q <return> to quit---
#29 0xb78e2018 in g_value_set_boxed () from /usr/lib/libgobject-2.0.so.0
#30 0xb78e37dc in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#31 0xb78f3bb5 in g_signal_chain_from_overridden () from /usr/lib/libgobject-2.0.so.0
#32 0xb78f4ac2 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#33 0xb78f4eae in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#34 0xb7cbbbf8 in gtk_widget_event_internal (widget=0x862ed88, event=0x8634638) at gtkwidget.c:3901
#35 0xb7ba2e69 in IA__gtk_main_do_event (event=0x8634638) at gtkmain.c:1422
#36 0xb7a2b87a in gdk_event_dispatch (source=0x8187bc0, callback=0, user_data=0x0) at gdkevents-x11.c:2320
#37 0xb786fcf6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#38 0xb7872fce in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#39 0xb7873358 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#40 0xb7ba31f4 in IA__gtk_main () at gtkmain.c:1023
#41 0x0810fe4d in main (argc=65200, argv=0xbfd61124) at ../../src/gtkmain.c:775