Hi,

The print module segfault when switching back to light-table or darkroom after modifying the margins in the print module. This does not occur if the margins are left unchanged.
Attached the backtrace.
Darktable version : 1.7.0+1223~g898b720

Jean-Marc
this is darktable 1.7.0+1223~g898b720 reporting a segfault:

#0  0x00007fc8c0c28cf3 in waitpid () at /lib64/libpthread.so.0
#1  0x00007fc8c4875758 in _dt_sigsegv_handler (param=11) at 
/home/jmsarat/Darktable/darktable/src/common/darktable.c:185
#2  0x00007fc8bd2216b0 in <signal handler called> () at /lib64/libc.so.6
#3  0x00007fc8541b282c in _top_border_callback (ps=<optimized out>, 
value=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/libs/print_settings.c:465
#4  0x00007fc8541b282c in _top_border_callback (spin=0x1d22aa0 [GtkSpinButton], 
user_data=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/libs/print_settings.c:550
#5  0x00007fc8c26f6314 in _g_closure_invoke_va (closure=0x1e55dc0, 
closure@entry=0x21387d0, return_value=0x1d1ed40, return_value@entry=0x0, 
instance=0x1b17ac0, instance@entry=0x1d22aa0, args=0x4, 
args@entry=0x7ffdf0dc1338, n_params=30534976, param_types=0x1d1ee40) at 
gclosure.c:831
#6  0x00007fc8c270f788 in g_signal_emit_valist (instance=0x1d22aa0, 
signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffdf0dc1338) at 
gsignal.c:3218
#7  0x00007fc8c2710082 in g_signal_emit (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3365
#8  0x00007fc8c41b6f31 in gtk_spin_button_value_changed () at 
/lib64/libgtk-3.so.0
#12 0x00007fc8c2710082 in <emit signal ??? on instance 0x1e55dc0 
[GtkAdjustment]> (instance=<optimized out>, signal_id=<optimized out>, 
detail=<optimized out>) at gsignal.c:3365
    #9  0x00007fc8c26f60e5 in g_closure_invoke (closure=0x2a104c0, 
return_value=0x0, n_param_values=1, param_values=0x7ffdf0dc1600, 
invocation_hint=0x7ffdf0dc15a0) at gclosure.c:768
    #10 0x00007fc8c270775c in signal_emit_unlocked_R 
(node=node@entry=0x1ae3c00, detail=detail@entry=0, 
instance=instance@entry=0x1e55dc0, emission_return=emission_return@entry=0x0, 
instance_and_params=instance_and_params@entry=0x7ffdf0dc1600) at gsignal.c:3553
    #11 0x00007fc8c270fe4c in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffdf0dc1788) at gsignal.c:3309
#13 0x00007fc8c4031a8a in gtk_adjustment_value_changed () at 
/lib64/libgtk-3.so.0
#14 0x00007fc8c41b88ef in gtk_spin_button_set_value () at /lib64/libgtk-3.so.0
#15 0x00007fc8c41b90d4 in gtk_spin_button_update () at /lib64/libgtk-3.so.0
#16 0x00007fc8c41b957d in gtk_spin_button_focus_out () at /lib64/libgtk-3.so.0
#17 0x00007fc8c4131c0d in _gtk_marshal_BOOLEAN__BOXED () at /lib64/libgtk-3.so.0
#21 0x00007fc8c2710082 in <emit signal ??? on instance 0x1d22aa0 
[GtkSpinButton]> (instance=<optimized out>, signal_id=<optimized out>, 
detail=<optimized out>) at gsignal.c:3365
    #18 0x00007fc8c26f60e5 in g_closure_invoke (closure=0x153a6d0, 
return_value=0x7ffdf0dc1a80, n_param_values=2, param_values=0x7ffdf0dc1b30, 
invocation_hint=0x7ffdf0dc1ad0) at gclosure.c:768
    #19 0x00007fc8c2707652 in signal_emit_unlocked_R (node=<optimized out>, 
detail=detail@entry=0, instance=instance@entry=0x1d22aa0, 
emission_return=emission_return@entry=0x7ffdf0dc1c00, 
instance_and_params=instance_and_params@entry=0x7ffdf0dc1b30) at gsignal.c:3591
    #20 0x00007fc8c270f980 in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffdf0dc1cc8) at gsignal.c:3319
#22 0x00007fc8c4259614 in gtk_widget_event_internal () at /lib64/libgtk-3.so.0
#23 0x00007fc8c42680ce in gtk_widget_send_focus_change () at 
/lib64/libgtk-3.so.0
#24 0x00007fc8c426cfcf in do_focus_change () at /lib64/libgtk-3.so.0
#25 0x00007fc8c426d1da in gtk_window_real_set_focus () at /lib64/libgtk-3.so.0
#26 0x00007fc8c26f91c7 in g_cclosure_marshal_VOID__OBJECTv (closure=0x19c29b0, 
return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, 
marshal_data=0x7fc8c426d060 <gtk_window_real_set_focus>, n_params=<optimized 
out>, param_types=0x19c2af0) at gmarshal.c:1312
#27 0x00007fc8c26f6314 in _g_closure_invoke_va (closure=0x1e55dc0, 
closure@entry=0x19c29b0, return_value=0x1d1ed40, return_value@entry=0x0, 
instance=0x1b17ac0, instance@entry=0x1c42240, args=0x4, 
args@entry=0x7ffdf0dc20c8, n_params=30534976, param_types=0x1d1ee40) at 
gclosure.c:831
#28 0x00007fc8c270f788 in g_signal_emit_valist (instance=0x1c42240, 
signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffdf0dc20c8) at 
gsignal.c:3218
#29 0x00007fc8c2710082 in g_signal_emit (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3365
#30 0x00007fc8c4277921 in _gtk_window_unset_focus_and_default () at 
/lib64/libgtk-3.so.0
#31 0x00007fc8c42696b3 in gtk_widget_unparent () at /lib64/libgtk-3.so.0
#32 0x00007fc8c4045d75 in gtk_box_remove () at /lib64/libgtk-3.so.0
#33 0x00007fc8c26f91c7 in g_cclosure_marshal_VOID__OBJECTv (closure=0x19a5860, 
return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, 
marshal_data=0x7fc8c4045d00 <gtk_box_remove>, n_params=<optimized out>, 
param_types=0x19a5890) at gmarshal.c:1312
#34 0x00007fc8c26f6314 in _g_closure_invoke_va (closure=0x1e55dc0, 
closure@entry=0x19a5860, return_value=0x1d1ed40, return_value@entry=0x0, 
instance=0x1b17ac0, instance@entry=0x1adaf90, args=0x4, 
args@entry=0x7ffdf0dc2528, n_params=30534976, param_types=0x1d1ee40) at 
gclosure.c:831
#35 0x00007fc8c270f788 in g_signal_emit_valist (instance=0x1adaf90, 
signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffdf0dc2528) at 
gsignal.c:3218
#36 0x00007fc8c2710082 in g_signal_emit (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3365
#37 0x00007fc8c408954d in gtk_container_remove () at /lib64/libgtk-3.so.0
#38 0x00007fc8c4264e55 in gtk_widget_dispose () at /lib64/libgtk-3.so.0
#39 0x00007fc8c26fc688 in g_object_run_dispose (object=0x21d37b0 
[GtkDarktableExpander]) at gobject.c:1076
#40 0x00007fc8c4045ca7 in gtk_box_forall () at /lib64/libgtk-3.so.0
#41 0x00007fc8c497f99a in dt_view_manager_switch (vm=0x1ca2a60, k=k@entry=0) at 
/home/jmsarat/Darktable/darktable/src/views/view.c:304
#42 0x00007fc8c48d05b1 in _dt_ctl_switch_mode_to (user_data=0x0) at 
/home/jmsarat/Darktable/darktable/src/control/control.c:630
#43 0x00007fc8c2422bd5 in g_main_context_invoke_full (context=0xd85e60, 
priority=0, function=0x7fc8c48d0540 <_dt_ctl_switch_mode_to>, data=0x0, 
notify=0x0) at gmain.c:5548
#44 0x00007fc8c2422d00 in g_main_context_invoke (context=<optimized out>, 
function=<optimized out>, data=<optimized out>) at gmain.c:5509
#45 0x00007fc8c48d2b1a in dt_ctl_switch_mode_to (mode=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/control/control.c:641
#46 0x00007fc853b95757 in _lib_viewswitcher_button_press_callback (w=<optimized 
out>, ev=<optimized out>, user_data=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/libs/tools/viewswitcher.c:196
#47 0x00007fc8c4131c0d in _gtk_marshal_BOOLEAN__BOXED () at /lib64/libgtk-3.so.0
#51 0x00007fc8c2710082 in <emit signal ??? on instance 0x264ddf0 [GtkEventBox]> 
(instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) 
at gsignal.c:3365
    #48 0x00007fc8c26f60e5 in g_closure_invoke (closure=0x29e4550, 
return_value=0x7ffdf0dc2cb0, n_param_values=2, param_values=0x7ffdf0dc2d60, 
invocation_hint=0x7ffdf0dc2d00) at gclosure.c:768
    #49 0x00007fc8c270775c in signal_emit_unlocked_R (node=<optimized out>, 
detail=detail@entry=0, instance=instance@entry=0x264ddf0, 
emission_return=emission_return@entry=0x7ffdf0dc2e30, 
instance_and_params=instance_and_params@entry=0x7ffdf0dc2d60) at gsignal.c:3553
    #50 0x00007fc8c270f980 in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffdf0dc2ef8) at gsignal.c:3319
#52 0x00007fc8c4259614 in gtk_widget_event_internal () at /lib64/libgtk-3.so.0
#53 0x00007fc8c412f73e in propagate_event () at /lib64/libgtk-3.so.0
#54 0x00007fc8c413126e in gtk_main_do_event () at /lib64/libgtk-3.so.0
#55 0x00007fc8c3ce5c02 in gdk_event_source_dispatch () at /lib64/libgdk-3.so.0
#56 0x00007fc8c2421c6d in g_main_context_dispatch (context=0xd85e60) at 
gmain.c:3111
#57 0x00007fc8c2421c6d in g_main_context_dispatch 
(context=context@entry=0xd85e60) at gmain.c:3710
#58 0x00007fc8c2421f18 in g_main_context_iterate (context=0xd85e60, 
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at 
gmain.c:3781
#59 0x00007fc8c2422232 in g_main_loop_run (loop=0x28d39f0) at gmain.c:3975
#60 0x00007fc8c41305b5 in gtk_main () at /lib64/libgtk-3.so.0
#61 0x00007fc8c495a08c in dt_gui_gtk_run (gui=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/gui/gtk.c:964
#62 0x0000000000400b0a in main (argc=<optimized out>, argv=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/main.c:25

Thread 25 (Thread 0x7fc8b0254700 (LWP 25361)):
#0  0x00007fc8c0c2567f in pthread_cond_wait@@GLIBC_2.3.2 () at 
/lib64/libpthread.so.0
#1  0x00007fc8c48d5f5e in dt_control_work (ptr=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/control/jobs.c:476
        params = <optimized out>
        control = 0xd92fa0
#2  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#3  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 24 (Thread 0x7fc8afa53700 (LWP 25362)):
#0  0x00007fc8c0c2567f in pthread_cond_wait@@GLIBC_2.3.2 () at 
/lib64/libpthread.so.0
#1  0x00007fc8c48d5f5e in dt_control_work (ptr=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/control/jobs.c:476
        params = <optimized out>
        control = 0xd92fa0
#2  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#3  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 23 (Thread 0x7fc8af252700 (LWP 25363)):
#0  0x00007fc8bd2aafcd in nanosleep () at /lib64/libc.so.6
#1  0x00007fc8bd2aae6c in sleep () at /lib64/libc.so.6
#2  0x00007fc8c48d5002 in dt_control_worker_kicker (ptr=0xd92fa0) at 
/home/jmsarat/Darktable/darktable/src/control/jobs.c:451
        control = 0xd92fa0
#3  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#4  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7fc8aea51700 (LWP 25364)):
#0  0x00007fc8c0c2567f in pthread_cond_wait@@GLIBC_2.3.2 () at 
/lib64/libpthread.so.0
#1  0x00007fc8c48d539e in dt_control_work_res (ptr=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/control/jobs.c:438
        old = 0
        params = <optimized out>
        s = 0xd92fa0
#2  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#3  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7fc8a6250700 (LWP 25365)):
#0  0x00007fc8c0c2567f in pthread_cond_wait@@GLIBC_2.3.2 () at 
/lib64/libpthread.so.0
#1  0x00007fc8c48d539e in dt_control_work_res (ptr=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/control/jobs.c:438
        old = 0
        params = <optimized out>
        s = 0xd92fa0
#2  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#3  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7fc8a7fff700 (LWP 25366)):
#0  0x00007fc8bd2d9d3d in poll () at /lib64/libc.so.6
#1  0x00007fc8ad9ea4a9 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#2  0x00007fc8ad3f2862 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#3  0x00007fc8ad9eab38 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7fc8a6d7d700 (LWP 25367)):
#0  0x00007fc8c0c27750 in sem_wait () at /lib64/libpthread.so.0
#1  0x00007fc8ad9ea977 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#2  0x00007fc8ad2eca66 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#3  0x00007fc8ad9eab38 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7fc8a5a4f700 (LWP 25368)):
#0  0x00007fc8c0c27750 in sem_wait () at /lib64/libpthread.so.0
#1  0x00007fc8ad9ea977 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#2  0x00007fc8ad2eca66 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#3  0x00007fc8ad9eab38 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7fc8a524e700 (LWP 25369)):
#0  0x00007fc8c0c27750 in sem_wait () at /lib64/libpthread.so.0
#1  0x00007fc8ad9ea977 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#2  0x00007fc8ad2eca66 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#3  0x00007fc8ad9eab38 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7fc8a4a4d700 (LWP 25370)):
#0  0x00007fc8c0c27750 in sem_wait () at /lib64/libpthread.so.0
#1  0x00007fc8ad9ea977 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#2  0x00007fc8ad2eca66 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#3  0x00007fc8ad9eab38 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7fc87ffff700 (LWP 25371)):
#0  0x00007fc8c0c27750 in sem_wait () at /lib64/libpthread.so.0
#1  0x00007fc8ad9ea977 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#2  0x00007fc8ad2eca66 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#3  0x00007fc8ad9eab38 in  () at /usr/lib64/nvidia-current/libnvidia-opencl.so.1
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7fc877fff700 (LWP 25374)):
#0  0x00007fc8bd2d9d3d in poll () at /lib64/libc.so.6
#1  0x00007fc8c2421eb4 in g_main_context_iterate (priority=2147483647, n_fds=2, 
fds=0x7fc8700008c0, timeout=-1, context=0x1150a30) at gmain.c:4076
        poll_func = 0x7fc8c2430f40 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fc8700008c0
#2  0x00007fc8c2421eb4 in g_main_context_iterate 
(context=context@entry=0x1150a30, block=block@entry=1, 
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fc8700008c0
#3  0x00007fc8c2421fbc in g_main_context_iteration (context=0x1150a30, 
may_block=may_block@entry=1) at gmain.c:3842
        retval = <optimized out>
#4  0x00007fc8c2421ff9 in glib_worker_main (data=<optimized out>) at 
gmain.c:5589
#5  0x00007fc8c2447d75 in g_thread_proxy (data=0x1a33ad0) at gthread.c:764
        thread = 0x1a33ad0
#6  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#7  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7fc876ffd700 (LWP 25376)):
#0  0x00007fc8bd2d9d3d in poll () at /lib64/libc.so.6
#1  0x00007fc8c2421eb4 in g_main_context_iterate (priority=2147483647, n_fds=3, 
fds=0x7fc86c0010c0, timeout=-1, context=0x7fc868007c50) at gmain.c:4076
        poll_func = 0x7fc8c2430f40 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = 3
        fds = 0x7fc86c0010c0
#2  0x00007fc8c2421eb4 in g_main_context_iterate (context=0x7fc868007c50, 
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at 
gmain.c:3776
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = 3
        fds = 0x7fc86c0010c0
#3  0x00007fc8c2422232 in g_main_loop_run (loop=0x7fc868009930) at gmain.c:3975
        __FUNCTION__ = "g_main_loop_run"
#4  0x00007fc8c2a0d946 in gdbus_shared_thread_func (user_data=0x7fc868009af0) 
at gdbusprivate.c:273
        data = 0x7fc868009af0
#5  0x00007fc8c2447d75 in g_thread_proxy (data=0x7fc86800a050) at gthread.c:764
        thread = 0x7fc86800a050
#6  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#7  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7fc8621a7700 (LWP 25381)):
#0  0x00007fc8bd2dfcf9 in syscall () at /lib64/libc.so.6
#1  0x00007fc8c246520f in g_cond_wait_until (cond=cond@entry=0x1c5b378, 
mutex=mutex@entry=0x1c5b370, end_time=end_time@entry=301826406546) at 
gthread-posix.c:1437
        now = {tv_sec = 301811, tv_nsec = 406546869}
        span = {tv_sec = 14, tv_nsec = 999999131}
        sampled = 1
        res = <optimized out>
#2  0x00007fc8c23f7999 in g_async_queue_pop_intern_unlocked 
(queue=queue@entry=0x1c5b370, wait=wait@entry=1, 
end_time=end_time@entry=301826406546) at gasyncqueue.c:422
        retval = <optimized out>
        __FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007fc8c23f7f8b in g_async_queue_timeout_pop (queue=0x1c5b370, 
timeout=timeout@entry=15000000) at gasyncqueue.c:543
        end_time = 301826406546
        retval = <optimized out>
#4  0x00007fc8c24487bc in g_thread_pool_thread_proxy () at gthreadpool.c:167
        pool = <optimized out>
        local_wakeup_thread_serial = <optimized out>
        last_wakeup_thread_serial = <optimized out>
        have_relayed_thread_marker = <optimized out>
        free_pool = <optimized out>
        task = 0x2
        pool = <optimized out>
#5  0x00007fc8c24487bc in g_thread_pool_thread_proxy (data=<optimized out>) at 
gthreadpool.c:364
        free_pool = <optimized out>
        task = 0x2
        pool = <optimized out>
#6  0x00007fc8c2447d75 in g_thread_proxy (data=0x2901c50) at gthread.c:764
        thread = 0x2901c50
#7  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#8  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fc8629a8700 (LWP 25382)):
#0  0x00007fc8bd2d9d3d in poll () at /lib64/libc.so.6
#1  0x00007fc85191cc81 in poll_func () at /lib64/libpulse.so.0
#2  0x00007fc85190e891 in pa_mainloop_poll () at /lib64/libpulse.so.0
#3  0x00007fc85190eece in pa_mainloop_iterate () at /lib64/libpulse.so.0
#4  0x00007fc85190ef80 in pa_mainloop_run () at /lib64/libpulse.so.0
#5  0x00007fc85191cc33 in thread () at /lib64/libpulse.so.0
#6  0x00007fc8516c1198 in internal_thread_func () at 
/usr/lib64/pulseaudio/libpulsecommon-5.0.so
#7  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#8  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fc83ecf9700 (LWP 25387)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=120, addr=0x7fc8a01c26f4) 
at ../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 120
        addr = 0x7fc8a01c26f4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=120, addr=0x7fc8a01c26f4) 
at ../../../libgomp/config/linux/wait.h:64
        val = 120
        addr = 0x7fc8a01c26f4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x7fc8a01c26f0, state=120) 
at ../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x7fc8a01d3f00
        task = 0x7fc8a01d44d8
        data = <optimized out>
        pool = 0x7fc8a01c26b0
        local_fn = 0x7fc8c48a70a0 <dt_imageio_export_with_flags._omp_fn.6>
        local_data = 0x7fc8afa414e0
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fc83f4fa700 (LWP 25388)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=120, addr=0x7fc8a01c26f4) 
at ../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 120
        addr = 0x7fc8a01c26f4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=120, addr=0x7fc8a01c26f4) 
at ../../../libgomp/config/linux/wait.h:64
        val = 120
        addr = 0x7fc8a01c26f4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x7fc8a01c26f0, state=120) 
at ../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x7fc8a01d3f00
        task = 0x7fc8a01d4588
        data = <optimized out>
        pool = 0x7fc8a01c26b0
        local_fn = 0x7fc8c48a70a0 <dt_imageio_export_with_flags._omp_fn.6>
        local_data = 0x7fc8afa414e0
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fc8639aa700 (LWP 25389)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=120, addr=0x7fc8a01c26f4) 
at ../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 120
        addr = 0x7fc8a01c26f4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=120, addr=0x7fc8a01c26f4) 
at ../../../libgomp/config/linux/wait.h:64
        val = 120
        addr = 0x7fc8a01c26f4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x7fc8a01c26f0, state=120) 
at ../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x7fc8a01d3f00
        task = 0x7fc8a01d4638
        data = <optimized out>
        pool = 0x7fc8a01c26b0
        local_fn = 0x7fc8c48a70a0 <dt_imageio_export_with_flags._omp_fn.6>
        local_data = 0x7fc8afa414e0
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fc8777fe700 (LWP 25391)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=128, addr=0x7fc8a8179da4) 
at ../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 128
        addr = 0x7fc8a8179da4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=128, addr=0x7fc8a8179da4) 
at ../../../libgomp/config/linux/wait.h:64
        val = 128
        addr = 0x7fc8a8179da4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x7fc8a8179da0, state=128) 
at ../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x7fc8a818b5a0
        task = 0x7fc8a818bb78
        data = <optimized out>
        pool = 0x7fc8a8179d60
        local_fn = 0x7fc8c48a70a0 <dt_imageio_export_with_flags._omp_fn.6>
        local_data = 0x7fc8b02424e0
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fc8631a9700 (LWP 25392)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=128, addr=0x7fc8a8179da4) 
at ../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 128
        addr = 0x7fc8a8179da4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=128, addr=0x7fc8a8179da4) 
at ../../../libgomp/config/linux/wait.h:64
        val = 128
        addr = 0x7fc8a8179da4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x7fc8a8179da0, state=128) 
at ../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x7fc8a818b5a0
        task = 0x7fc8a818bc28
        data = <optimized out>
        pool = 0x7fc8a8179d60
        local_fn = 0x7fc8c48a70a0 <dt_imageio_export_with_flags._omp_fn.6>
        local_data = 0x7fc8b02424e0
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fc8478f9700 (LWP 25393)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=128, addr=0x7fc8a8179da4) 
at ../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 128
        addr = 0x7fc8a8179da4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=128, addr=0x7fc8a8179da4) 
at ../../../libgomp/config/linux/wait.h:64
        val = 128
        addr = 0x7fc8a8179da4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x7fc8a8179da0, state=128) 
at ../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x7fc8a818b5a0
        task = 0x7fc8a818bcd8
        data = <optimized out>
        pool = 0x7fc8a8179d60
        local_fn = 0x7fc8c48a70a0 <dt_imageio_export_with_flags._omp_fn.6>
        local_data = 0x7fc8b02424e0
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fc8469bc700 (LWP 25394)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=288, addr=0x21548a4) at 
../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 288
        addr = 0x21548a4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=288, addr=0x21548a4) at 
../../../libgomp/config/linux/wait.h:64
        val = 288
        addr = 0x21548a4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x21548a0, state=288) at 
../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x2e1dfa0
        task = 0x2e1e578
        data = <optimized out>
        pool = 0x2154860
        local_fn = 0x7fc8659563e0 <commit_params._omp_fn.7>
        local_data = 0x7ffdf0dbfd80
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fc8461bb700 (LWP 25395)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=288, addr=0x21548a4) at 
../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 288
        addr = 0x21548a4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=288, addr=0x21548a4) at 
../../../libgomp/config/linux/wait.h:64
        val = 288
        addr = 0x21548a4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x21548a0, state=288) at 
../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x2e1dfa0
        task = 0x2e1e628
        data = <optimized out>
        pool = 0x2154860
        local_fn = 0x7fc8659563e0 <commit_params._omp_fn.7>
        local_data = 0x7ffdf0dbfd80
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fc8459ba700 (LWP 25396)):
#0  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=288, addr=0x21548a4) at 
../../../libgomp/config/linux/x86/futex.h:44
        r10 = 0
        res = -512
        val = 288
        addr = 0x21548a4
#1  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (val=288, addr=0x21548a4) at 
../../../libgomp/config/linux/wait.h:64
        val = 288
        addr = 0x21548a4
#2  0x00007fc8bd5b0d8e in gomp_barrier_wait_end (bar=0x21548a0, state=288) at 
../../../libgomp/config/linux/bar.c:47
#3  0x00007fc8bd5ae7c0 in gomp_thread_start (xdata=<optimized out>) at 
../../../libgomp/team.c:121
        team = 0x2e1dfa0
        task = 0x2e1e6d8
        data = <optimized out>
        pool = 0x2154860
        local_fn = 0x7fc8659563e0 <commit_params._omp_fn.7>
        local_data = 0x7ffdf0dbfd80
#4  0x00007fc8c0c205bd in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc8bd2e55ed in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fc8c4e3e980 (LWP 25358)):
#0  0x00007fc8c0c28cf3 in waitpid () at /lib64/libpthread.so.0
#1  0x00007fc8c4875758 in _dt_sigsegv_handler (param=11) at 
/home/jmsarat/Darktable/darktable/src/common/darktable.c:185
        pid = 25400
        name_used = 0x2be6a30 "/tmp/darktable_bt_HC1GWX.txt"
        fout = <optimized out>
        delete_file = 0
        datadir = "/opt/darktable.git/share/darktable", '\000' <repeats 4061 
times>
        pid_arg = 0x2698be0 "25358"
        comm_arg = 0x2bd6040 "/opt/darktable.git/share/darktable/gdb_commands"
        log_arg = 0x2bd1950 "set logging on /tmp/darktable_bt_HC1GWX.txt"
#2  0x00007fc8bd2216b0 in <signal handler called> () at /lib64/libc.so.6
#3  0x00007fc8541b282c in _top_border_callback (ps=<optimized out>, 
value=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/libs/print_settings.c:465
        self = <optimized out>
        ps = 0x0
        value = <optimized out>
#4  0x00007fc8541b282c in _top_border_callback (spin=0x1d22aa0 [GtkSpinButton], 
user_data=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/libs/print_settings.c:550
        self = <optimized out>
        ps = 0x0
        value = <optimized out>
#5  0x00007fc8c26f6314 in _g_closure_invoke_va (closure=0x1e55dc0, 
closure@entry=0x21387d0, return_value=0x1d1ed40, return_value@entry=0x0, 
instance=0x1b17ac0, instance@entry=0x1d22aa0, args=0x4, 
args@entry=0x7ffdf0dc1338, n_params=30534976, param_types=0x1d1ee40) at 
gclosure.c:831
        marshal = 0x1e55d50
        marshal_data = 0x1d1ed40
        __FUNCTION__ = "_g_closure_invoke_va"
#6  0x00007fc8c270f788 in g_signal_emit_valist (instance=0x1d22aa0, 
signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffdf0dc1338) at 
gsignal.c:3218
        return_accu = <optimized out>
        accu = {g_type = 0, 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}}}
        accumulator = 0x0
        emission = {next = 0x7ffdf0dc1ac0, instance = 0x1d22aa0, ihint = 
{signal_id = 312, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = 
EMISSION_RUN, chain_type = 30534976}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, 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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = 0x21387d0
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __FUNCTION__ = "g_signal_emit_valist"
#7  0x00007fc8c2710082 in g_signal_emit (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3365
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc1410, reg_save_area = 0x7ffdf0dc1350}}
#8  0x00007fc8c41b6f31 in gtk_spin_button_value_changed () at 
/lib64/libgtk-3.so.0
#12 0x00007fc8c2710082 in <emit signal ??? on instance 0x1e55dc0 
[GtkAdjustment]> (instance=<optimized out>, signal_id=<optimized out>, 
detail=<optimized out>) at gsignal.c:3365
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc1860, reg_save_area = 0x7ffdf0dc17a0}}
    #9  0x00007fc8c26f60e5 in g_closure_invoke (closure=0x2a104c0, 
return_value=0x0, n_param_values=1, param_values=0x7ffdf0dc1600, 
invocation_hint=0x7ffdf0dc15a0) at gclosure.c:768
                marshal = <optimized out>
                marshal_data = <optimized out>
                in_marshal = 0
                real_closure = 0x2a104a0
                __FUNCTION__ = "g_closure_invoke"
    #10 0x00007fc8c270775c in signal_emit_unlocked_R 
(node=node@entry=0x1ae3c00, detail=detail@entry=0, 
instance=instance@entry=0x1e55dc0, emission_return=emission_return@entry=0x0, 
instance_and_params=instance_and_params@entry=0x7ffdf0dc1600) at gsignal.c:3553
                tmp = <optimized out>
                handler = 0x2113f60
                accumulator = 0x0
                emission = {next = 0x0, instance = 0x1e55dc0, ihint = 
{signal_id = 230, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = 
EMISSION_RUN, chain_type = 4}
                handler_list = <optimized out>
                return_accu = 0x0
                accu = {g_type = 0, 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 = 230
                max_sequential_handler_number = 15195
                return_value_altered = 1
    #11 0x00007fc8c270fe4c in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffdf0dc1788) at gsignal.c:3309
                instance_and_params = 0x7ffdf0dc1600
                signal_return_type = <optimized out>
                param_values = 0x7ffdf0dc1618
                i = <optimized out>
                n_params = <optimized out>
                __FUNCTION__ = "g_signal_emit_valist"
#13 0x00007fc8c4031a8a in gtk_adjustment_value_changed () at 
/lib64/libgtk-3.so.0
#14 0x00007fc8c41b88ef in gtk_spin_button_set_value () at /lib64/libgtk-3.so.0
#15 0x00007fc8c41b90d4 in gtk_spin_button_update () at /lib64/libgtk-3.so.0
#16 0x00007fc8c41b957d in gtk_spin_button_focus_out () at /lib64/libgtk-3.so.0
#17 0x00007fc8c4131c0d in _gtk_marshal_BOOLEAN__BOXED () at /lib64/libgtk-3.so.0
#21 0x00007fc8c2710082 in <emit signal ??? on instance 0x1d22aa0 
[GtkSpinButton]> (instance=<optimized out>, signal_id=<optimized out>, 
detail=<optimized out>) at gsignal.c:3365
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc1da0, reg_save_area = 0x7ffdf0dc1ce0}}
    #18 0x00007fc8c26f60e5 in g_closure_invoke (closure=0x153a6d0, 
return_value=0x7ffdf0dc1a80, n_param_values=2, param_values=0x7ffdf0dc1b30, 
invocation_hint=0x7ffdf0dc1ad0) at gclosure.c:768
                marshal = <optimized out>
                marshal_data = <optimized out>
                in_marshal = 0
                real_closure = 0x153a6b0
                __FUNCTION__ = "g_closure_invoke"
    #19 0x00007fc8c2707652 in signal_emit_unlocked_R (node=<optimized out>, 
detail=detail@entry=0, instance=instance@entry=0x1d22aa0, 
emission_return=emission_return@entry=0x7ffdf0dc1c00, 
instance_and_params=instance_and_params@entry=0x7ffdf0dc1b30) at gsignal.c:3591
                accumulator = 0x153ac50
                emission = {next = 0x7ffdf0dc2000, instance = 0x1d22aa0, ihint 
= {signal_id = 75, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = 
EMISSION_RUN, chain_type = 30534976}
                handler_list = <optimized out>
                return_accu = 0x7ffdf0dc1a80
                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 = 75
                max_sequential_handler_number = 15195
                return_value_altered = 0
    #20 0x00007fc8c270f980 in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffdf0dc1cc8) at gsignal.c:3319
                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 = 0x7ffdf0dc1b30
                signal_return_type = <optimized out>
                param_values = 0x7ffdf0dc1b48
                i = <optimized out>
                n_params = <optimized out>
                __FUNCTION__ = "g_signal_emit_valist"
#22 0x00007fc8c4259614 in gtk_widget_event_internal () at /lib64/libgtk-3.so.0
#23 0x00007fc8c42680ce in gtk_widget_send_focus_change () at 
/lib64/libgtk-3.so.0
#24 0x00007fc8c426cfcf in do_focus_change () at /lib64/libgtk-3.so.0
#25 0x00007fc8c426d1da in gtk_window_real_set_focus () at /lib64/libgtk-3.so.0
#26 0x00007fc8c26f91c7 in g_cclosure_marshal_VOID__OBJECTv (closure=0x19c29b0, 
return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, 
marshal_data=0x7fc8c426d060 <gtk_window_real_set_focus>, n_params=<optimized 
out>, param_types=0x19c2af0) at gmarshal.c:1312
        cc = 0x19c29b0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x0
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc21a0, reg_save_area = 0x7ffdf0dc20e0}}
#27 0x00007fc8c26f6314 in _g_closure_invoke_va (closure=0x1e55dc0, 
closure@entry=0x19c29b0, return_value=0x1d1ed40, return_value@entry=0x0, 
instance=0x1b17ac0, instance@entry=0x1c42240, args=0x4, 
args@entry=0x7ffdf0dc20c8, n_params=30534976, param_types=0x1d1ee40) at 
gclosure.c:831
        marshal = 0x1e55d50
        marshal_data = 0x1d1ed40
        __FUNCTION__ = "_g_closure_invoke_va"
#28 0x00007fc8c270f788 in g_signal_emit_valist (instance=0x1c42240, 
signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffdf0dc20c8) at 
gsignal.c:3218
        return_accu = <optimized out>
        accu = {g_type = 0, 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}}}
        accumulator = 0x0
        emission = {next = 0x7ffdf0dc2460, instance = 0x1c42240, ihint = 
{signal_id = 149, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = 
EMISSION_RUN, chain_type = 26990032}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, 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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = 0x19c29b0
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __FUNCTION__ = "g_signal_emit_valist"
#29 0x00007fc8c2710082 in g_signal_emit (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3365
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc21a0, reg_save_area = 0x7ffdf0dc20e0}}
#30 0x00007fc8c4277921 in _gtk_window_unset_focus_and_default () at 
/lib64/libgtk-3.so.0
#31 0x00007fc8c42696b3 in gtk_widget_unparent () at /lib64/libgtk-3.so.0
#32 0x00007fc8c4045d75 in gtk_box_remove () at /lib64/libgtk-3.so.0
#33 0x00007fc8c26f91c7 in g_cclosure_marshal_VOID__OBJECTv (closure=0x19a5860, 
return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, 
marshal_data=0x7fc8c4045d00 <gtk_box_remove>, n_params=<optimized out>, 
param_types=0x19a5890) at gmarshal.c:1312
        cc = 0x19a5860
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x21d37b0
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc2600, reg_save_area = 0x7ffdf0dc2540}}
#34 0x00007fc8c26f6314 in _g_closure_invoke_va (closure=0x1e55dc0, 
closure@entry=0x19a5860, return_value=0x1d1ed40, return_value@entry=0x0, 
instance=0x1b17ac0, instance@entry=0x1adaf90, args=0x4, 
args@entry=0x7ffdf0dc2528, n_params=30534976, param_types=0x1d1ee40) at 
gclosure.c:831
        marshal = 0x1e55d50
        marshal_data = 0x1d1ed40
        __FUNCTION__ = "_g_closure_invoke_va"
#35 0x00007fc8c270f788 in g_signal_emit_valist (instance=0x1adaf90, 
signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffdf0dc2528) at 
gsignal.c:3218
        return_accu = <optimized out>
        accu = {g_type = 0, 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}}}
        accumulator = 0x0
        emission = {next = 0x7ffdf0dc2cf0, instance = 0x1adaf90, ihint = 
{signal_id = 106, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = 
EMISSION_RUN, chain_type = 28654592}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, 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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = 0x19a5860
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __FUNCTION__ = "g_signal_emit_valist"
#36 0x00007fc8c2710082 in g_signal_emit (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3365
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc2600, reg_save_area = 0x7ffdf0dc2540}}
#37 0x00007fc8c408954d in gtk_container_remove () at /lib64/libgtk-3.so.0
#38 0x00007fc8c4264e55 in gtk_widget_dispose () at /lib64/libgtk-3.so.0
#39 0x00007fc8c26fc688 in g_object_run_dispose (object=0x21d37b0 
[GtkDarktableExpander]) at gobject.c:1076
        __FUNCTION__ = "g_object_run_dispose"
#40 0x00007fc8c4045ca7 in gtk_box_forall () at /lib64/libgtk-3.so.0
#41 0x00007fc8c497f99a in dt_view_manager_switch (vm=0x1ca2a60, k=k@entry=0) at 
/home/jmsarat/Darktable/darktable/src/views/view.c:304
        l = 4
        plugins = 0x0
        v = 0x1ca2ee0
        endmarker = <optimized out>
        error = <optimized out>
        newv = <optimized out>
        nv = 0x1ca2a60
#42 0x00007fc8c48d05b1 in _dt_ctl_switch_mode_to (user_data=0x0) at 
/home/jmsarat/Darktable/darktable/src/control/control.c:630
        mode = DT_LIBRARY
        widget = <optimized out>
#43 0x00007fc8c2422bd5 in g_main_context_invoke_full (context=0xd85e60, 
priority=0, function=0x7fc8c48d0540 <_dt_ctl_switch_mode_to>, data=0x0, 
notify=0x0) at gmain.c:5548
        __FUNCTION__ = "g_main_context_invoke_full"
#44 0x00007fc8c2422d00 in g_main_context_invoke (context=<optimized out>, 
function=<optimized out>, data=<optimized out>) at gmain.c:5509
#45 0x00007fc8c48d2b1a in dt_ctl_switch_mode_to (mode=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/control/control.c:641
        mode = <optimized out>
        oldmode = <optimized out>
#46 0x00007fc853b95757 in _lib_viewswitcher_button_press_callback (w=<optimized 
out>, ev=<optimized out>, user_data=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/libs/tools/viewswitcher.c:196
        which = <optimized out>
        w = <optimized out>
        ev = <optimized out>
        user_data = <optimized out>
#47 0x00007fc8c4131c0d in _gtk_marshal_BOOLEAN__BOXED () at /lib64/libgtk-3.so.0
#51 0x00007fc8c2710082 in <emit signal ??? on instance 0x264ddf0 [GtkEventBox]> 
(instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) 
at gsignal.c:3365
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 
0x7ffdf0dc2fd0, reg_save_area = 0x7ffdf0dc2f10}}
    #48 0x00007fc8c26f60e5 in g_closure_invoke (closure=0x29e4550, 
return_value=0x7ffdf0dc2cb0, n_param_values=2, param_values=0x7ffdf0dc2d60, 
invocation_hint=0x7ffdf0dc2d00) at gclosure.c:768
                marshal = <optimized out>
                marshal_data = <optimized out>
                in_marshal = 0
                real_closure = 0x29e4530
                __FUNCTION__ = "g_closure_invoke"
    #49 0x00007fc8c270775c in signal_emit_unlocked_R (node=<optimized out>, 
detail=detail@entry=0, instance=instance@entry=0x264ddf0, 
emission_return=emission_return@entry=0x7ffdf0dc2e30, 
instance_and_params=instance_and_params@entry=0x7ffdf0dc2d60) at gsignal.c:3553
                tmp = <optimized out>
                handler = 0x2113a10
                accumulator = 0x15398c0
                emission = {next = 0x0, instance = 0x264ddf0, ihint = 
{signal_id = 61, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = 
EMISSION_RUN, chain_type = 4}
                handler_list = <optimized out>
                return_accu = 0x7ffdf0dc2cb0
                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 = 61
                max_sequential_handler_number = 15190
                return_value_altered = 0
    #50 0x00007fc8c270f980 in g_signal_emit_valist (instance=<optimized out>, 
signal_id=<optimized out>, detail=<optimized out>, 
var_args=var_args@entry=0x7ffdf0dc2ef8) at gsignal.c:3319
                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 = 0x7ffdf0dc2d60
                signal_return_type = <optimized out>
                param_values = 0x7ffdf0dc2d78
                i = <optimized out>
                n_params = <optimized out>
                __FUNCTION__ = "g_signal_emit_valist"
#52 0x00007fc8c4259614 in gtk_widget_event_internal () at /lib64/libgtk-3.so.0
#53 0x00007fc8c412f73e in propagate_event () at /lib64/libgtk-3.so.0
#54 0x00007fc8c413126e in gtk_main_do_event () at /lib64/libgtk-3.so.0
#55 0x00007fc8c3ce5c02 in gdk_event_source_dispatch () at /lib64/libgdk-3.so.0
#56 0x00007fc8c2421c6d in g_main_context_dispatch (context=0xd85e60) at 
gmain.c:3111
        dispatch = 0x7fc8c3ce5be0 <gdk_event_source_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 = 0x1a05640
        current = 0x1ae7590
        i = 0
#57 0x00007fc8c2421c6d in g_main_context_dispatch 
(context=context@entry=0xd85e60) at gmain.c:3710
#58 0x00007fc8c2421f18 in g_main_context_iterate (context=0xd85e60, 
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at 
gmain.c:3781
        max_priority = 2147483647
        timeout = 468
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 3
        fds = 0x28d4140
#59 0x00007fc8c2422232 in g_main_loop_run (loop=0x28d39f0) at gmain.c:3975
        __FUNCTION__ = "g_main_loop_run"
#60 0x00007fc8c41305b5 in gtk_main () at /lib64/libgtk-3.so.0
#61 0x00007fc8c495a08c in dt_gui_gtk_run (gui=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/gui/gtk.c:964
        widget = <optimized out>
        allocation = {x = 310, y = 10, width = 280, height = 480}
#62 0x0000000000400b0a in main (argc=<optimized out>, argv=<optimized out>) at 
/home/jmsarat/Darktable/darktable/src/main.c:25
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