Package: viking
Version: 1.5.1-1
Severity: important

I ran "viking Track-150714-231310.gpx" and zoomed twice with Ctrl+,
just after which viking crashed. I've attached the full backtrace.
In summary:

#0  0x00007fd919778b60 in gdk_rgb_convert_0888 
(image_info=image_info@entry=0x253aff0, image=image@entry=0x25105a0 [GdkImage], 
x0=<optimized out>, y0=<optimized out>, width=width@entry=256, 
height=height@entry=64, buf=0x7fd8f7dbd010 <error: Cannot access memory at 
address 0x7fd8f7dbd010>, rowstride=1536, x_align=59, y_align=17, cmap=0x0) at 
/tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:2146
[...]
        bptr = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
        bp2 = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
#1  0x00007fd91977a8d3 in gdk_draw_rgb_image_core (image_info=0x253aff0, 
drawable=drawable@entry=0x23f5640 [GdkPixmapImplX11], gc=gc@entry=0x2511240 
[GdkGCX11], x=x@entry=59, y=y@entry=17, width=width@entry=256, height=256, 
buf=0x7fd8f7dbd010 <error: Cannot access memory at address 0x7fd8f7dbd010>, 
pixstride=3, rowstride=1536, conv=0x7fd919778b00 <gdk_rgb_convert_0888>, 
cmap=0x0, xdith=0, ydith=0) at /tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:3331
[...]
        buf_ptr = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
#2  0x00007fd91977c4ac in IA__gdk_draw_rgb_image_dithalign 
(drawable=drawable@entry=0x23f5640 [GdkPixmapImplX11], gc=gc@entry=0x2511240 
[GdkGCX11], x=x@entry=59, y=y@entry=17, width=width@entry=256, 
height=height@entry=256, dith=GDK_RGB_DITHER_NONE, rgb_buf=0x7fd8f7dbd010 
<error: Cannot access memory at address 0x7fd8f7dbd010>, rowstride=1536, 
xdith=0, ydith=0) at /tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:3421
        image_info = <optimized out>
#3  0x00007fd919767ed1 in gdk_drawable_real_draw_pixbuf (drawable=<optimized 
out>, gc=0x2511240 [GdkGCX11], pixbuf=0x2406d20, src_x=<optimized out>, 
src_y=0, dest_x=59, dest_y=17, width=256, height=256, 
dither=GDK_RGB_DITHER_NONE, x_dither=0, y_dither=0) at 
/tmp/buildd/gtk+2.0-2.24.28/gdk/gdkdraw.c:1828
        buf = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
[...]

-- System Information:
Debian Release: stretch/sid
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'unstable'), (500, 'testing'), 
(500, 'stable'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 3.16.0-4-amd64 (SMP w/8 CPU cores)
Locale: LANG=POSIX, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages viking depends on:
ii  gpsbabel             1.5.0-3
ii  libatk1.0-0          2.16.0-2
ii  libbz2-1.0           1.0.6-8
ii  libc6                2.19-19
ii  libcairo2            1.14.2-2
ii  libcurl3-gnutls      7.43.0-1
ii  libexif12            0.6.21-2
ii  libexpat1            2.1.0-6+b3
ii  libfontconfig1       2.11.0-6.3
ii  libfreetype6         2.5.2-4
ii  libgdk-pixbuf2.0-0   2.31.4-2
ii  libglib2.0-0         2.44.1-1.1
ii  libgps21             3.11-3
ii  libgtk2.0-0          2.24.28-1
ii  libmagic1            1:5.22+15-2
ii  libpango-1.0-0       1.36.8-3
ii  libpangocairo-1.0-0  1.36.8-3
ii  libpangoft2-1.0-0    1.36.8-3
ii  libx11-6             2:1.6.3-1
ii  zlib1g               1:1.2.8.dfsg-2+b1

Versions of packages viking recommends:
ii  expect [expect-dev]  5.45-6

Versions of packages viking suggests:
pn  gpsd  <none>

-- no debconf information
Core was generated by `viking Track-150714-231310.gpx'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  gdk_rgb_convert_0888 (image_info=image_info@entry=0x253aff0, 
image=image@entry=0x25105a0, x0=<optimized out>, y0=<optimized out>, 
width=width@entry=256, height=height@entry=64, buf=0x7fd8f7dbd010 <error: 
Cannot access memory at address 0x7fd8f7dbd010>, rowstride=1536, x_align=59, 
y_align=17, cmap=0x0) at /tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:2146
2146    /tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c: No such file or directory.

Thread 5 (Thread 0x7fd9065ae700 (LWP 11558)):
#0  0x00007fd91613453d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd917bf6ebc in g_main_context_iterate (priority=2147483647, n_fds=2, 
fds=0x7fd8f80010c0, timeout=-1, context=0x24a5cd0) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:4103
        poll_func = 0x7fd917c063e0 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fd8f80010c0
#2  0x00007fd917bf6ebc in g_main_context_iterate (context=0x24a5cd0, 
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:3803
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fd8f80010c0
#3  0x00007fd917bf7242 in g_main_loop_run (loop=0x24a5c60) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:4002
        __FUNCTION__ = "g_main_loop_run"
#4  0x00007fd9181edaf6 in gdbus_shared_thread_func (user_data=0x24a5ca0) at 
/tmp/buildd/glib2.0-2.44.1/./gio/gdbusprivate.c:274
        data = 0x24a5ca0
#5  0x00007fd917c1d955 in g_thread_proxy (data=0x23b6b70) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthread.c:764
        thread = 0x23b6b70
#6  0x00007fd9164080a4 in start_thread (arg=0x7fd9065ae700) at 
pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fd9065ae700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140570091251456, 
8949862217622091869, 0, 140570425454688, 140570383210752, 140570091251456, 
-8969410203907917731, -8969375205435115427}, mask_was_saved = 0}}, priv = {pad 
= {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fd91613d07d in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7fd904c85700 (LWP 11565)):
#0  0x00007fd916139009 in syscall () at 
../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fd917c3ad5c in g_mutex_lock_slowpath (mutex=0x230aa20) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthread-posix.c:1315
#2  0x000000000045d9c4 in  ()
#3  0x000000000045ff1e in  ()
#4  0x000000000045d80b in  ()
#5  0x00007fd917c1e2e8 in g_thread_pool_thread_proxy (data=<optimized out>) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthreadpool.c:307
        task = 0x252d440
        pool = 0x235b2d0
#6  0x00007fd917c1d955 in g_thread_proxy (data=0x250e8f0) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthread.c:764
        thread = 0x250e8f0
#7  0x00007fd9164080a4 in start_thread (arg=0x7fd904c85700) at 
pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fd904c85700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140570064869120, 
8949862217622091869, 0, 140569917606384, 20, 140570064869120, 
-8969404830366959523, -8969375205435115427}, mask_was_saved = 0}}, priv = {pad 
= {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007fd91613d07d in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fd908000700 (LWP 11557)):
#0  0x00007fd91613453d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd917bf6ebc in g_main_context_iterate (priority=2147483647, n_fds=2, 
fds=0x7fd9000008e0, timeout=-1, context=0x2343460) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:4103
        poll_func = 0x7fd917c063e0 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fd9000008e0
#2  0x00007fd917bf6ebc in g_main_context_iterate 
(context=context@entry=0x2343460, block=block@entry=1, 
dispatch=dispatch@entry=1, self=<optimized out>) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:3803
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fd9000008e0
#3  0x00007fd917bf6fcc in g_main_context_iteration (context=0x2343460, 
may_block=may_block@entry=1) at /tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:3869
        retval = <optimized out>
#4  0x00007fd917bf7009 in glib_worker_main (data=<optimized out>) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:5618
#5  0x00007fd917c1d955 in g_thread_proxy (data=0x233fca0) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthread.c:764
        thread = 0x233fca0
#6  0x00007fd9164080a4 in start_thread (arg=0x7fd908000700) at 
pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fd908000700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140570118850304, 
8949862217622091869, 0, 140570425454688, 140570383210752, 140570118850304, 
-8969407136227526563, -8969375205435115427}, mask_was_saved = 0}}, priv = {pad 
= {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fd91613d07d in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fd905bf6700 (LWP 11559)):
#0  0x00007fd916139009 in syscall () at 
../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fd917c3ad5c in g_mutex_lock_slowpath (mutex=0x230aa20) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthread-posix.c:1315
#2  0x000000000045d9c4 in  ()
#3  0x000000000045ff1e in  ()
#4  0x000000000045d80b in  ()
#5  0x00007fd917c1e2e8 in g_thread_pool_thread_proxy (data=<optimized out>) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthreadpool.c:307
        task = 0x24b2040
        pool = 0x235b2d0
#6  0x00007fd917c1d955 in g_thread_proxy (data=0x250e6d0) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gthread.c:764
        thread = 0x250e6d0
#7  0x00007fd9164080a4 in start_thread (arg=0x7fd905bf6700) at 
pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fd905bf6700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140570081060608, 
8949862217622091869, 0, 140570425454688, 140570383210752, 140570081060608, 
-8969403293305538467, -8969375205435115427}, mask_was_saved = 0}}, priv = {pad 
= {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007fd91613d07d in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fd91a4299c0 (LWP 11547)):
#0  0x00007fd919778b60 in gdk_rgb_convert_0888 
(image_info=image_info@entry=0x253aff0, image=image@entry=0x25105a0 [GdkImage], 
x0=<optimized out>, y0=<optimized out>, width=width@entry=256, 
height=height@entry=64, buf=0x7fd8f7dbd010 <error: Cannot access memory at 
address 0x7fd8f7dbd010>, rowstride=1536, x_align=59, y_align=17, cmap=0x0) at 
/tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:2146
        y = 0
        w = <optimized out>
        obuf = 0x7fd91a282000 
"\306\350\361\377\306\351\361\377\306\350\361\377\306\350\361\377\306\350\360\377\306\350\360\377\305\347\360\377\305\346\357\377\305\346\356\377\305\345\356\377\306\344\355\377\306\343\355\377\306\343\354\377\306\343\354\377\307\342\354\377\307\342\354\377\310\342\354\377\310\342\354\377\310\341\352\377\307\337\351\377\307\336\351\377\310\336\351\377\310\337\351\377\310\336\351\377\306\334\346\377\303\331\344\377\300\326\341\377\275\323\335\377\271\316\331\377\272\315\330\377\300\321\334\377\304\325\336\377\310\331\337\377\313\333\337\377\315\334\337\377\320\334\340\377\322\335\341\377\324\336\342\377\326\337\343\377\330\340\343\377\330\337\342\377\331\336\342\377\331\335\341\377\331\334\337\377\330\333\335\377\330\332\333\377\327\330\332\377\331\330\333\377\333\332\335\377\334\333\336\377"...
        p = 0x7fd91a282000 
"\306\350\361\377\306\351\361\377\306\350\361\377\306\350\361\377\306\350\360\377\306\350\360\377\305\347\360\377\305\346\357\377\305\346\356\377\305\345\356\377\306\344\355\377\306\343\355\377\306\343\354\377\306\343\354\377\307\342\354\377\307\342\354\377\310\342\354\377\310\342\354\377\310\341\352\377\307\337\351\377\307\336\351\377\310\336\351\377\310\337\351\377\310\336\351\377\306\334\346\377\303\331\344\377\300\326\341\377\275\323\335\377\271\316\331\377\272\315\330\377\300\321\334\377\304\325\336\377\310\331\337\377\313\333\337\377\315\334\337\377\320\334\340\377\322\335\341\377\324\336\342\377\326\337\343\377\330\340\343\377\330\337\342\377\331\336\342\377\331\335\341\377\331\334\337\377\330\333\335\377\330\332\333\377\327\330\332\377\331\330\333\377\333\332\335\377\334\333\336\377"...
        bpl = 6144
        bptr = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
        bp2 = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
#1  0x00007fd91977a8d3 in gdk_draw_rgb_image_core (image_info=0x253aff0, 
drawable=drawable@entry=0x23f5640 [GdkPixmapImplX11], gc=gc@entry=0x2511240 
[GdkGCX11], x=x@entry=59, y=y@entry=17, width=width@entry=256, height=256, 
buf=0x7fd8f7dbd010 <error: Cannot access memory at address 0x7fd8f7dbd010>, 
pixstride=3, rowstride=1536, conv=0x7fd919778b00 <gdk_rgb_convert_0888>, 
cmap=0x0, xdith=0, ydith=0) at /tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:3331
        y0 = 0
        x0 = 0
        xs0 = 0
        ys0 = 0
        image = 0x25105a0 [GdkImage]
        width1 = 256
        height1 = 64
        buf_ptr = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
#2  0x00007fd91977c4ac in IA__gdk_draw_rgb_image_dithalign 
(drawable=drawable@entry=0x23f5640 [GdkPixmapImplX11], gc=gc@entry=0x2511240 
[GdkGCX11], x=x@entry=59, y=y@entry=17, width=width@entry=256, 
height=height@entry=256, dith=GDK_RGB_DITHER_NONE, rgb_buf=0x7fd8f7dbd010 
<error: Cannot access memory at address 0x7fd8f7dbd010>, rowstride=1536, 
xdith=0, ydith=0) at /tmp/buildd/gtk+2.0-2.24.28/gdk/gdkrgb.c:3421
        image_info = <optimized out>
#3  0x00007fd919767ed1 in gdk_drawable_real_draw_pixbuf (drawable=<optimized 
out>, gc=0x2511240 [GdkGCX11], pixbuf=0x2406d20, src_x=<optimized out>, 
src_y=0, dest_x=59, dest_y=17, width=256, height=256, 
dither=GDK_RGB_DITHER_NONE, x_dither=0, y_dither=0) at 
/tmp/buildd/gtk+2.0-2.24.28/gdk/gdkdraw.c:1828
        buf = 0x7fd8f7dbd010 <error: Cannot access memory at address 
0x7fd8f7dbd010>
        composited = <optimized out>
        dwidth = 801
        dheight = 703
        clip = <optimized out>
        drect = <optimized out>
        tmp_rect = {x = 59, y = 17, width = 256, height = 256}
        real_drawable = 0x23f5640 [GdkPixmapImplX11]
        __FUNCTION__ = "gdk_drawable_real_draw_pixbuf"
#4  0x00007fd91979ae41 in gdk_x11_draw_pixbuf (drawable=0x23f5640 
[GdkPixmapImplX11], gc=0x0, pixbuf=0x2406d20, src_x=0, src_y=0, dest_x=59, 
dest_y=17, width=256, height=256, dither=GDK_RGB_DITHER_NONE, x_dither=0, 
y_dither=0) at /tmp/buildd/gtk+2.0-2.24.28/gdk/x11/gdkdrawable-x11.c:1496
        wrapper = <optimized out>
        format = <optimized out>
        mask_format = <optimized out>
        rowstride = <optimized out>
        use_pixmaps = 1
#5  0x0000000000441ae6 in  ()
#6  0x00000000004617d6 in  ()
#7  0x0000000000461b71 in  ()
#8  0x00000000004435fa in  ()
#9  0x0000000000435d91 in  ()
#10 0x0000000000438059 in  ()
#11 0x000000000043a857 in  ()
#16 0x00007fd917ee68ff in <emit signal ??? on instance 0x23a4000 [VikViewport]> 
(instance=instance@entry=0x23a4000, signal_id=<optimized out>, 
detail=detail@entry=0) at /tmp/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3361
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 
0x7ffc10095410, reg_save_area = 0x7ffc10095350}}
    #12 0x00007fd919b2ca7f in _gtk_marshal_BOOLEAN__BOXED (closure=0x24b6470, 
return_value=0x7ffc100950f0, n_param_values=<optimized out>, 
param_values=0x7ffc100951a0, invocation_hint=<optimized out>, marshal_data=0x0) 
at /tmp/buildd/gtk+2.0-2.24.28/gtk/gtkmarshalers.c:86
                callback = <optimized out>
                cc = 0x24b6470
                data1 = 0x23a20e0
                data2 = <optimized out>
                v_return = <optimized out>
                __FUNCTION__ = "_gtk_marshal_BOOLEAN__BOXED"
    #13 0x00007fd917ecc2d5 in g_closure_invoke (closure=0x24b6470, 
return_value=0x7ffc100950f0, n_param_values=2, param_values=0x7ffc100951a0, 
invocation_hint=0x7ffc10095140) at 
/tmp/buildd/glib2.0-2.44.1/./gobject/gclosure.c:768
                marshal = <optimized out>
                marshal_data = <optimized out>
                in_marshal = 0
                real_closure = 0x24b6450
                __FUNCTION__ = "g_closure_invoke"
    #14 0x00007fd917ede03c in signal_emit_unlocked_R 
(node=node@entry=0x2362080, detail=detail@entry=0, 
instance=instance@entry=0x23a4000, 
emission_return=emission_return@entry=0x7ffc10095250, 
instance_and_params=instance_and_params@entry=0x7ffc100951a0) at 
/tmp/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3549
                tmp = <optimized out>
                handler = 0x24a80f0
                accumulator = 0x2362110
                emission = {next = 0x0, instance = 0x23a4000, ihint = 
{signal_id = 43, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = 
EMISSION_RUN, chain_type = 4}
                handler_list = <optimized out>
                return_accu = 0x7ffc100950f0
                accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 
0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer 
= 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 
= 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
                signal_id = 43
                max_sequential_handler_number = 972
                return_value_altered = 0
    #15 0x00007fd917ee61a5 in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffc10095330) at 
/tmp/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3315
                return_value = {g_type = 20, data = {{v_int = 0, v_uint = 0, 
v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, 
v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, 
v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
                error = 0x0
                rtype = 20
                static_scope = 0
                instance_and_params = 0x7ffc100951a0
                signal_return_type = <optimized out>
                param_values = 0x7ffc100951b8
                i = <optimized out>
                n_params = <optimized out>
                __FUNCTION__ = "g_signal_emit_valist"
#17 0x00007fd919c43ecc in gtk_widget_event_internal 
(widget=widget@entry=0x23a4000 [VikViewport], event=event@entry=0x252b510) at 
/tmp/buildd/gtk+2.0-2.24.28/gtk/gtkwidget.c:5010
        signal_num = <optimized out>
        return_val = 0
#18 0x00007fd919c441c1 in IA__gtk_widget_event (widget=widget@entry=0x23a4000 
[VikViewport], event=event@entry=0x252b510) at 
/tmp/buildd/gtk+2.0-2.24.28/gtk/gtkwidget.c:4807
        __FUNCTION__ = "IA__gtk_widget_event"
#19 0x00007fd919b2b1c4 in IA__gtk_propagate_event (widget=0x23a4000 
[VikViewport], event=0x252b510) at 
/tmp/buildd/gtk+2.0-2.24.28/gtk/gtkmain.c:2501
        tmp = <optimized out>
        handled_event = <optimized out>
        __FUNCTION__ = "IA__gtk_propagate_event"
#20 0x00007fd919b2b65b in IA__gtk_main_do_event (event=0x252b510) at 
/tmp/buildd/gtk+2.0-2.24.28/gtk/gtkmain.c:1696
        event_widget = <optimized out>
        grab_widget = 0x23a4000 [VikViewport]
        window_group = <optimized out>
        rewritten_event = <optimized out>
        tmp_list = <optimized out>
        __FUNCTION__ = "IA__gtk_main_do_event"
#21 0x00007fd91979ebbc in gdk_event_dispatch (source=<optimized out>, 
callback=<optimized out>, user_data=<optimized out>) at 
/tmp/buildd/gtk+2.0-2.24.28/gdk/x11/gdkevents-x11.c:2425
        display = <optimized out>
        event = 0x252b510
#22 0x00007fd917bf6c3d in g_main_context_dispatch (context=0x233e340) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:3122
        dispatch = 0x7fd91979eb70 <gdk_event_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x233e250
        current = 0x2405a20
        i = 0
#23 0x00007fd917bf6c3d in g_main_context_dispatch 
(context=context@entry=0x233e340) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:3737
#24 0x00007fd917bf6f20 in g_main_context_iterate (context=0x233e340, 
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:3808
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 2
        fds = 0x2521d00
#25 0x00007fd917bf7242 in g_main_loop_run (loop=0x252d480) at 
/tmp/buildd/glib2.0-2.44.1/./glib/gmain.c:4002
        __FUNCTION__ = "g_main_loop_run"
#26 0x00007fd919b2a5d7 in IA__gtk_main () at 
/tmp/buildd/gtk+2.0-2.24.28/gtk/gtkmain.c:1268
        tmp_list = 0x0
        functions = 0x0
        init = <optimized out>
        loop = 0x252d480
#27 0x00000000004130cf in  ()
#28 0x00007fd916078b45 in __libc_start_main (main=0x412ea0, argc=2, 
argv=0x7ffc100957a8, init=<optimized out>, fini=<optimized out>, 
rtld_fini=<optimized out>, stack_end=0x7ffc10095798) at libc-start.c:287
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 8949862217622091869, 
4272502, 140720577533856, 0, 0, -8949659242538862499, -8969375729737795491}, 
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x48c9f0, 0x7ffc100957a8}, data 
= {prev = 0x0, cleanup = 0x0, canceltype = 4770288}}}
        not_first_call = <optimized out>
#29 0x000000000041319f in  ()

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