Program received signal SIGABRT, Aborted.
0x0d9a471c in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
64	  return INLINE_SYSCALL (tgkill, 3, pid, selftid, sig);
(gdb) bt
#0  0x0d9a471c in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1  0x0d9a63e0 in abort () at abort.c:92
#2  0x0d9e7cac in __libc_message (do_abort=2, fmt=0xdac4c04 "*** glibc detected *** %s: %s: 0x%s ***\n")
    at ../sysdeps/unix/sysv/linux/libc_fatal.c:186
#3  0x0d9ef6b4 in malloc_printerr (action=3, str=0xdac5018 "invalid fastbin entry (free)", ptr=<value optimized out>)
    at malloc.c:6283
#4  0x0d9f4dfc in __libc_free (mem=<value optimized out>) at malloc.c:3738
#5  0x0e27d54c in cairo_region_destroy (region=0x10678130) at cairo-region.c:386
#6  0x0e24ed98 in _cairo_clip_path_destroy (clip_path=0x101ea500) at cairo-clip.c:99
#7  0x0e24ff74 in _cairo_clip_reset (clip=0xe2f762c) at cairo-clip.c:212
#8  0x0e2570b4 in _cairo_gstate_fini (gstate=0xe2f7598) at cairo-gstate.c:216
#9  0x0e24a638 in cairo_destroy (cr=0xe2f7578) at cairo.c:445
#10 0x0f34ae04 in ~GraphicsContextPlatformPrivate (this=<value optimized out>, __in_chrg=<value optimized out>)
    at WebCore/platform/graphics/cairo/GraphicsContextPlatformPrivateCairo.h:61
#11 WebCore::GraphicsContext::~GraphicsContext (this=<value optimized out>, __in_chrg=<value optimized out>)
    at WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp:216
#12 0x0f3bb378 in webkit_web_view_expose_event (widget=<value optimized out>, event=<value optimized out>)
    at WebKit/gtk/webkit/webkitwebview.cpp:514
#13 0x0e6d2100 in _gtk_marshal_BOOLEAN__BOXED (closure=0x10131e90, return_value=0xffffc2b0, 
    n_param_values=<value optimized out>, param_values=0x106fc2f0, invocation_hint=<value optimized out>, 
    marshal_data=<value optimized out>) at gtkmarshalers.c:86
#14 0x0de27ff8 in g_type_class_meta_marshal (closure=0x10131e90, return_value=0xffffc2b0, n_param_values=2, 
    param_values=0x106fc2f0, invocation_hint=0xffffc2d0, marshal_data=0xc8) at gclosure.c:877
#15 0x0de29d60 in g_closure_invoke (closure=0x10131e90, return_value=0xffffc2b0, n_param_values=2, param_values=0x106fc2f0, 
    invocation_hint=0xffffc2d0) at gclosure.c:766
#16 0x0de3f840 in signal_emit_unlocked_R (node=0x1013a2b0, detail=0, instance=0x103b84e0, emission_return=0xffffc378, 
    instance_and_params=0x106fc2f0) at gsignal.c:3290
#17 0x0de49468 in g_signal_emit_valist (instance=0x103b84e0, signal_id=<value optimized out>, detail=0, var_args=0xffffc498)
    at gsignal.c:2993
#18 0x0de49920 in g_signal_emit (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>)
    at gsignal.c:3040
#19 0x0e859a74 in gtk_widget_event_internal (widget=0x103b84e0, event=0xffffc5a8) at gtkwidget.c:4977
#20 0x0e6cfc4c in IA__gtk_main_do_event (event=0xffffc5a8) at gtkmain.c:1590
#21 0x0e4929f4 in _gdk_window_process_updates_recurse (window=0x106742f8, expose_region=0x1067d500) at gdkwindow.c:5424
#22 0x0e4929a8 in _gdk_window_process_updates_recurse (window=0x1066d0d0, expose_region=0x10674ce0) at gdkwindow.c:5397
#23 0x0e4d76d4 in _gdk_windowing_window_process_updates_recurse (window=<value optimized out>, region=<value optimized out>)
    at gdkwindow-x11.c:5567
#24 0x0e48bad4 in gdk_window_process_updates_internal (window=0x1066d0d0) at gdkwindow.c:5583
#25 0x0e48e858 in IA__gdk_window_process_all_updates () at gdkwindow.c:5691
#26 0x0e48e900 in gdk_window_update_idle (data=<value optimized out>) at gdkwindow.c:5317
#27 0x0e460480 in gdk_threads_dispatch (data=0x10705a90) at gdk.c:512
#28 0x0dd05694 in g_idle_dispatch (source=<value optimized out>, callback=<value optimized out>, 
    user_data=<value optimized out>) at gmain.c:4254
#29 0x0dd0a9ec in g_main_dispatch (context=0x10119088) at gmain.c:2149
#30 g_main_context_dispatch (context=0x10119088) at gmain.c:2702
#31 0x0dd0b1e8 in g_main_context_iterate (context=0x10119088, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2780
#32 0x0dd0ba70 in g_main_loop_run (loop=0x101456a0) at gmain.c:2988
#33 0x0e6cdf14 in IA__gtk_main () at gtkmain.c:1237
#34 0x1002501c in main (argc=1, argv=0xffffdc24) at ephy-main.c:739