. Thread 7 (Thread 0x7f4473fff700 (LWP 2134)): #0 0x00007f44a1c4a901 in __GI___poll (fds=0x5569ec0e0b70, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 resultvar = 18446744073709551100 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f44a218c169 in g_main_context_poll (priority=, n_fds=1, fds=0x5569ec0e0b70, timeout=, context=0x5569ebeb27c0) at ../../../../glib/gmain.c:4187 ret = errsv = poll_func = 0x7f44a219b640 poll_func = ret = errsv = #2 g_main_context_iterate (context=context@entry=0x5569ebeb27c0, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../../glib/gmain.c:3881 max_priority = 2147483647 timeout = -1 some_ready = nfds = 1 allocated_nfds = 1 fds = 0x5569ec0e0b70 #3 0x00007f44a218c27c in g_main_context_iteration (context=context@entry=0x5569ebeb27c0, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3947 retval = #4 0x00007f447b0ab46d in dconf_gdbus_worker_thread (user_data=0x5569ebeb27c0) at dconf-gdbus-thread.c:82 context = 0x5569ebeb27c0 #5 0x00007f44a21b3645 in g_thread_proxy (data=0x5569ebeb4400) at ../../../../glib/gthread.c:784 thread = 0x5569ebeb4400 _g_boolean_var_ = #6 0x00007f44a1f297fc in start_thread (arg=0x7f4473fff700) at pthread_create.c:465 pd = 0x7f4473fff700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139931980658432, 3093849501700825052, 140721893571070, 140721893571071, 139931980658432, 29, -3141427569240989732, -3141598977508139044}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" frame = #7 0x00007f44a1c56b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 6 (Thread 0x7f4454ff9700 (LWP 3296)): #0 0x00007f44a1c4a901 in __GI___poll (fds=0x7f443402ba00, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 resultvar = 18446744073709551100 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f44a218c169 in g_main_context_poll (priority=, n_fds=2, fds=0x7f443402ba00, timeout=, context=0x5569ecd8d600) at ../../../../glib/gmain.c:4187 ret = errsv = poll_func = 0x7f44a219b640 poll_func = ret = errsv = #2 g_main_context_iterate (context=0x5569ecd8d600, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../../glib/gmain.c:3881 max_priority = 2147483647 timeout = -1 some_ready = nfds = 2 allocated_nfds = 2 fds = 0x7f443402ba00 #3 0x00007f44a218c502 in g_main_loop_run (loop=0x5569ecd8d740) at ../../../../glib/gmain.c:4082 self = __func__ = "g_main_loop_run" #4 0x00007f44708651d6 in provider_thread (data=0x5569ec86c0e0) at gstv4l2deviceprovider.c:408 provider = 0x5569ec86c0e0 context = 0x5569ecd8d600 loop = 0x5569ecd8d740 client = 0x5569ec247920 devices = subsystems = {0x7f4470885cdc "video4linux", 0x0} #5 0x00007f44a21b3645 in g_thread_proxy (data=0x5569ebcc28f0) at ../../../../glib/gthread.c:784 thread = 0x5569ebcc28f0 _g_boolean_var_ = #6 0x00007f44a1f297fc in start_thread (arg=0x7f4454ff9700) at pthread_create.c:465 pd = 0x7f4454ff9700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139931460540160, 3093849501700825052, 140721893564910, 140721893564911, 139931460540160, 29, -3141500133787197476, -3141598977508139044}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" frame = #7 0x00007f44a1c56b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 5 (Thread 0x7f44557fa700 (LWP 3626)): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 No locals. #1 0x00007f44a21d180a in g_cond_wait_until (cond=cond@entry=0x5569eb76f8a8, mutex=mutex@entry=0x5569eb76f8a0, end_time=end_time@entry=993620445) at ../../../../glib/gthread-posix.c:1442 now = {tv_sec = 978, tv_nsec = 620446341} span = {tv_sec = 14, tv_nsec = 999998659} sampled = 32 res = #2 0x00007f44a21602e1 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x5569eb76f8a0, wait=wait@entry=1, end_time=end_time@entry=993620445) at ../../../../glib/gasyncqueue.c:422 retval = __func__ = "g_async_queue_pop_intern_unlocked" #3 0x00007f44a216089c in g_async_queue_timeout_pop (queue=0x5569eb76f8a0, timeout=timeout@entry=15000000) at ../../../../glib/gasyncqueue.c:543 end_time = 993620445 retval = #4 0x00007f44a21b40ee in g_thread_pool_wait_for_new_pool () at ../../../../glib/gthreadpool.c:167 pool = local_max_idle_time = local_wakeup_thread_serial = local_max_unused_threads = last_wakeup_thread_serial = have_relayed_thread_marker = pool = local_wakeup_thread_serial = local_max_unused_threads = local_max_idle_time = last_wakeup_thread_serial = have_relayed_thread_marker = #5 g_thread_pool_thread_proxy (data=) at ../../../../glib/gthreadpool.c:364 free_pool = task = pool = #6 0x00007f44a21b3645 in g_thread_proxy (data=0x7f4440003630) at ../../../../glib/gthread.c:784 thread = 0x7f4440003630 _g_boolean_var_ = #7 0x00007f44a1f297fc in start_thread (arg=0x7f44557fa700) at pthread_create.c:465 pd = 0x7f44557fa700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139931468932864, 3093849501700825052, 140721893569870, 140721893569871, 139931468932864, 29, -3141501232761954340, -3141598977508139044}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" frame = #8 0x00007f44a1c56b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 4 (Thread 0x7f447a214700 (LWP 1968)): #0 0x00007f44a1c4a901 in __GI___poll (fds=0x7f446c00d2e0, nfds=8, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 resultvar = 18446744073709551100 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f44a218c169 in g_main_context_poll (priority=, n_fds=8, fds=0x7f446c00d2e0, timeout=, context=0x5569eb77bd70) at ../../../../glib/gmain.c:4187 ret = errsv = poll_func = 0x7f44a219b640 poll_func = ret = errsv = #2 g_main_context_iterate (context=0x5569eb77bd70, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../../glib/gmain.c:3881 max_priority = 2147483647 timeout = -1 some_ready = nfds = 8 allocated_nfds = 8 fds = 0x7f446c00d2e0 #3 0x00007f44a218c502 in g_main_loop_run (loop=0x5569eb77c6e0) at ../../../../glib/gmain.c:4082 self = __func__ = "g_main_loop_run" #4 0x00007f44a2775b26 in gdbus_shared_thread_func (user_data=0x5569eb77bd40) at ../../../../gio/gdbusprivate.c:275 data = 0x5569eb77bd40 #5 0x00007f44a21b3645 in g_thread_proxy (data=0x5569eb6fff20) at ../../../../glib/gthread.c:784 thread = 0x5569eb6fff20 _g_boolean_var_ = #6 0x00007f44a1f297fc in start_thread (arg=0x7f447a214700) at pthread_create.c:465 pd = 0x7f447a214700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139932083504896, 3093849501700825052, 140721893575598, 140721893575599, 139932083504896, 139932083505600, -3141405907036561444, -3141598977508139044}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" frame = #7 0x00007f44a1c56b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 3 (Thread 0x7f447aa15700 (LWP 1967)): #0 0x00007f44a1c4a901 in __GI___poll (fds=0x5569eb76dc30, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 resultvar = 18446744073709551100 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f44a218c169 in g_main_context_poll (priority=, n_fds=2, fds=0x5569eb76dc30, timeout=, context=0x5569eb76f990) at ../../../../glib/gmain.c:4187 ret = errsv = poll_func = 0x7f44a219b640 poll_func = ret = errsv = #2 g_main_context_iterate (context=context@entry=0x5569eb76f990, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../../glib/gmain.c:3881 max_priority = 2147483647 timeout = -1 some_ready = nfds = 2 allocated_nfds = 2 fds = 0x5569eb76dc30 #3 0x00007f44a218c27c in g_main_context_iteration (context=0x5569eb76f990, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3947 retval = #4 0x00007f44a218c2c1 in glib_worker_main (data=) at ../../../../glib/gmain.c:5742 No locals. #5 0x00007f44a21b3645 in g_thread_proxy (data=0x5569eb6ffe80) at ../../../../glib/gthread.c:784 thread = 0x5569eb6ffe80 _g_boolean_var_ = #6 0x00007f44a1f297fc in start_thread (arg=0x7f447aa15700) at pthread_create.c:465 pd = 0x7f447aa15700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139932091897600, 3093849501700825052, 140721893575214, 140721893575215, 139932091897600, 139932091898304, -3141407008158801956, -3141598977508139044}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" frame = #7 0x00007f44a1c56b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 2 (Thread 0x7f447c7a6700 (LWP 1966)): #0 0x00007f44a1f30072 in futex_wait_cancelable (private=, expected=0, futex_word=0x7f449e401a44 ::s_memory+68>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 __ret = -512 oldtype = 0 err = oldtype = err = __ret = resultvar = __arg4 = __arg3 = __arg2 = __arg1 = _a4 = _a3 = _a2 = _a1 = #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x5569eb6d1980, cond=0x7f449e401a18 ::s_memory+24>) at pthread_cond_wait.c:502 spin = 0 buffer = {__routine = 0x7f44a1f2fe00 <__condvar_cleanup_waiting>, __arg = 0x7f447c7a5a20, __canceltype = -1639963080, __prev = 0x0} cbuffer = {wseq = 5, cond = 0x7f449e401a18 ::s_memory+24>, mutex = 0x5569eb6d1980, private = 0} err = g = 1 flags = g1_start = signals = 0 result = 0 wseq = seq = 2 private = maxspin = err = result = wseq = g = seq = flags = private = signals = g1_start = spin = buffer = cbuffer = rt = s = #2 __pthread_cond_wait (cond=0x7f449e401a18 ::s_memory+24>, mutex=0x5569eb6d1980) at pthread_cond_wait.c:655 No locals. #3 0x00007f448ddb9310 in __gthread_cond_wait (__mutex=, __cond=0x7f449e401a18 ::s_memory+24>) at /build/gcc-8-nYZjei/gcc-8-8-20180208/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864 No locals. #4 std::condition_variable::wait (this=this@entry=0x7f449e401a18 ::s_memory+24>, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53 __e = #5 0x00007f449e1db8d7 in std::_V2::condition_variable_any::wait > (__lock=..., this=) at /usr/include/c++/7/condition_variable:251 __mutex = {> = {> = {}, _M_ptr = , _M_refcount = {_M_pi = 0x5569eb6d19b0}}, } __my_lock = {_M_device = 0x0, _M_owns = false} __unlock = __my_lock2 = {_M_device = 0x5569eb6d1980, _M_owns = true} __mutex = __my_lock = __unlock = __my_lock2 = #6 std::_V2::condition_variable_any::wait, bmalloc::Scavenger::threadRunLoop():: > (__p=..., __lock=..., this=) at /usr/include/c++/7/condition_variable:260 No locals. #7 bmalloc::Scavenger::threadRunLoop (this=0x7f449e401a00 ::s_memory>) at ./Source/bmalloc/bmalloc/Scavenger.cpp:144 lock = {_M_device = 0x7f449e401a11 ::s_memory+17>, _M_owns = false} truth = #8 0x00007f448ddbf4e3 in execute_native_thread_routine () at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:80 __t = {_M_t = {_M_t = { >> = { >> = {, true>> = {> = {}, }, }, > = {_M_head_impl = 0x5569eb6a7e50}, }, }}} #9 0x00007f44a1f297fc in start_thread (arg=0x7f447c7a6700) at pthread_create.c:465 pd = 0x7f447c7a6700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139932122900224, 3093849501700825052, 140721893579950, 140721893579951, 139932122900224, 139932122900928, -3141411036301254692, -3141598977508139044}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" frame = #10 0x00007f44a1c56b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 1 (Thread 0x7f44a9ddab00 (LWP 1964)): #0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51 set = {__val = {0, 93913445872351, 93913445872540, 93913445872240, 93913445872540, 0, 0, 292784520097262592, 0, 139932751481888, 2064, 139932751481888, 2048, 93913426525584, 93913446402760, 139932748013334}} pid = tid = ret = #1 0x00007f44a1b7af5d in __GI_abort () at abort.c:90 save_stage = 2 act = {__sigaction_handler = {sa_handler = 0x1, sa_sigaction = 0x1}, sa_mask = {__val = {292784520097262592, 93909459927040, 93913426525584, 108, 139932756950240, 140721893571280, 139931922488736, 93913446402760, 139932748026878, 93913426525584, 0, 0, 292784520097262592, 139931922487871, 292784520097262592, 139932754577246}}, sa_flags = -328368752, sa_restorer = 0x6c} sigs = {__val = {32, 0 }} __cnt = __set = __cnt = __set = #2 0x00007f44a21b281d in g_assertion_message (domain=domain@entry=0x0, file=file@entry=0x7f4470885a3f "gstv4l2deviceprovider.c", line=line@entry=425, func=func@entry=0x7f4470885da0 <__func__.25326> "gst_v4l2_device_provider_start", message=message@entry=0x5569ed006f30 "assertion failed: (self->context == NULL)") at ../../../../glib/gtestutils.c:2436 lstr = "425\000\374\177\000\000\000l!D\370-\020\004\220{1\231\000\000\000\000)Z\210pD\177\000" s = 0x5569ec6d7d90 "\200\353\240\355iU" #3 0x00007f44a21b28aa in g_assertion_message_expr (domain=domain@entry=0x0, file=file@entry=0x7f4470885a3f "gstv4l2deviceprovider.c", line=line@entry=425, func=func@entry=0x7f4470885da0 <__func__.25326> "gst_v4l2_device_provider_start", expr=expr@entry=0x7f4470885a29 "self->context == NULL") at ../../../../glib/gtestutils.c:2459 s = 0x5569ed006f30 "assertion failed: (self->context == NULL)" #4 0x00007f447086463e in gst_v4l2_device_provider_start (provider=0x5569ec86c0e0) at gstv4l2deviceprovider.c:425 self = 0x5569ec86c0e0 provider = 0x5569ec86c0e0 self = _g_boolean_var_ = self = 0x5569ec86c0e0 _g_boolean_var_ = #5 0x00007f449927548a in gst_device_provider_start (provider=provider@entry=0x5569ec86c0e0) at gstdeviceprovider.c:429 klass = 0x5569ec86e7a0 ret = 0 __func__ = "gst_device_provider_start" #6 0x00007f449927441d in gst_device_monitor_start (monitor=0x5569ed9ccab0) at gstdevicemonitor.c:506 provider = 0x5569ec86c0e0 cookie = i = pending = 0x5569ecc4d220 started = 0x0 removed = 0x0 __func__ = "gst_device_monitor_start" __PRETTY_FUNCTION__ = "gst_device_monitor_start" #7 0x00007f44a2489775 in g_type_create_instance (type=) at ../../../../gobject/gtype.c:1866 node = instance = 0x5569edd9aae0 class = 0x5569ec810e30 allocated = private_size = ivar_size = i = #8 0x00007f44a246a5e8 in g_object_new_internal (class=class@entry=0x5569ec810e30, params=params@entry=0x0, n_params=n_params@entry=0) at ../../../../gobject/gobject.c:1797 nqueue = 0x0 object = __func__ = "g_object_new_internal" #9 0x00007f44a246bd85 in g_object_new_with_properties (object_type=93913427643456, n_properties=0, names=names@entry=0x0, values=values@entry=0x0) at ../../../../gobject/gobject.c:1965 class = 0x5569ec810e30 unref_class = 0x0 object = __func__ = "g_object_new_with_properties" #10 0x00007f44a246c801 in g_object_new (object_type=, first_property_name=first_property_name@entry=0x0) at ../../../../gobject/gobject.c:1637 object = var_args = {{gp_offset = 0, fp_offset = 0, overflow_arg_area = 0x5569ede756d0, reg_save_area = 0x0}} #11 0x00007f44a698dc79 in cheese_camera_device_monitor_new () at libcheese/cheese-camera-device-monitor.c:304 No locals. #12 0x00005569ea9af0a8 in setup_photo_popup (um=0x5569ecf43a00) at um-photo-dialog.c:478 none_item_shown = menu = 0x5569ed5df9c0 menuitem = x = dirs = 0x5569eb755a30 image = y = i = dir = face = added_faces = menu = menuitem = image = x = y = dirs = i = dir = face = none_item_shown = added_faces = path = filename = #13 um_photo_dialog_new (button=0x5569ebc59810) at um-photo-dialog.c:576 um = 0x5569ecf43a00 #14 0x00005569ea9986f8 in cc_user_panel_init (self=0x5569ed6b94d0) at um-user-panel.c:1489 d = 0x5569ed6b9300 error = 0x0 type = 93913426422480 button = provider = #15 0x00007f44a2489775 in g_type_create_instance (type=) at ../../../../gobject/gtype.c:1866 node = instance = 0x5569ed6b94d0 class = 0x5569ec8f3170 allocated = private_size = ivar_size = i = #16 0x00007f44a246a5e8 in g_object_new_internal (class=class@entry=0x5569ec8f3170, params=params@entry=0x7ffc5e7a82d0, n_params=n_params@entry=2) at ../../../../gobject/gobject.c:1797 nqueue = 0x0 object = __func__ = "g_object_new_internal" #17 0x00007f44a246c460 in g_object_new_valist (object_type=93913425897392, first_property_name=first_property_name@entry=0x5569eaa177c0 "shell", var_args=var_args@entry=0x7ffc5e7a8420) at ../../../../gobject/gobject.c:2120 stack_params = {{pspec = 0x5569ebc5d2e0, value = 0x7ffc5e7a8210}, {pspec = 0x5569eb7062c0, value = 0x7ffc5e7a81e0}, {pspec = 0x3, value = 0x7f44a248d850 }, {pspec = 0x5569ebc533a0, value = 0x7ffc5e7a8340}, {pspec = 0x5569ebc533a0, value = 0x7f44a3e5b372 }, {pspec = 0x0, value = 0x0}, {pspec = 0x7ffc5e7a82c0, value = 0x7ffc5e7a8540}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x7f44a247fc6b }, {pspec = 0x7ffc5e7a8538, value = 0x0}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x4102df844216c00}, {pspec = 0x1, value = 0x5569ebc533a0}, {pspec = 0x7ffc5e7a8540, value = 0x7ffc5e7a8540}} params = 0x7ffc5e7a82d0 name = n_params = 2 class = 0x5569ec8f3170 unref_class = 0x0 object = __func__ = "g_object_new_valist" #18 0x00007f44a246c7d9 in g_object_new (object_type=, first_property_name=first_property_name@entry=0x5569eaa177c0 "shell") at ../../../../gobject/gobject.c:1640 object = var_args = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8500, reg_save_area = 0x7ffc5e7a8440}} #19 0x00005569ea914959 in cc_panel_loader_load_by_name (shell=, name=name@entry=0x5569ed5f88b0 "user-accounts", parameters=parameters@entry=0x0) at cc-panel-loader.c:243 get_type = __func__ = "cc_panel_loader_load_by_name" #20 0x00005569ea919120 in activate_panel (gicon=0x5569ebcc32a0, name=0x5569ec7c21b0 "\332\251\330\247\330\261\330\250\330\261\331\207\330\247", parameters=0x0, id=0x5569ed5f88b0 "user-accounts", self=0x5569ebb84500) at cc-window.c:130 box = title_widget = icon_name = box = title_widget = icon_name = #21 cc_window_set_active_panel_from_id (shell=0x5569ebb84500, start_id=0x5569ed5f88b0 "user-accounts", parameters=0x0, err=) at cc-window.c:432 iter = {stamp = -209561565, user_data = 0x5569ebcc32d0, user_data2 = 0x0, user_data3 = 0x0} iter_valid = name = 0x5569ec7c21b0 "\332\251\330\247\330\261\330\250\330\261\331\207\330\247" gicon = 0x5569ebcc32a0 self = old_panel = #22 0x00007f44a2467b61 in g_cclosure_marshal_VOID__STRINGv (closure=0x5569ebc75eb0, return_value=, instance=, args=, marshal_data=, n_params=, param_types=0x5569ebc6cd10) at ../../../../gobject/gmarshal.c:1794 cc = 0x5569ebc75eb0 data1 = data2 = callback = arg0 = 0x5569ed5f88b0 args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8910, reg_save_area = 0x7ffc5e7a8850}} #23 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569ebc75eb0, return_value=0x0, instance=0x5569ebc702a0, args=0x7ffc5e7a8830, n_params=1, param_types=0x5569ebc6cd10) at ../../../../gobject/gclosure.c:867 marshal = 0x7f44a2467ae0 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5569ebc75e90 __func__ = "_g_closure_invoke_va" #24 0x00007f44a248079f in g_signal_emit_valist (instance=0x5569ebc702a0, signal_id=, detail=, var_args=var_args@entry=0x7ffc5e7a8830) at ../../../../gobject/gsignal.c:3300 return_accu = 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 = 0x7ffc5e7a8a70, instance = 0x5569ebc702a0, ihint = {signal_id = 335, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93913415591568} signal_id = instance_type = 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 = closure = run_type = hlist = l = fastpath = 1 instance_and_params = signal_return_type = param_values = node = i = n_params = __func__ = "g_signal_emit_valist" #25 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc702a0, signal_id=, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8910, reg_save_area = 0x7ffc5e7a8850}} #26 0x00005569ea917a8d in row_activated_cb (listbox=0x5569ebc60870, row=0x5569ebd9e2d0, self=0x5569ebc702a0) at cc-panel-list.c:505 data = #27 0x00007f44a2464f9d in g_closure_invoke (closure=0x5569ebc7c7d0, return_value=0x0, n_param_values=2, param_values=0x7ffc5e7a8b00, invocation_hint=0x7ffc5e7a8a80) at ../../../../gobject/gclosure.c:804 marshal = 0x7f44a2468070 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5569ebc7c7b0 __func__ = "g_closure_invoke" #28 0x00007f44a2477cde in signal_emit_unlocked_R (node=node@entry=0x5569ebc5dc70, detail=detail@entry=0, instance=instance@entry=0x5569ebc60870, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffc5e7a8b00) at ../../../../gobject/gsignal.c:3635 tmp = handler = 0x5569ebc7c980 accumulator = 0x0 emission = {next = 0x7ffc5e7a91f0, instance = 0x5569ebc60870, ihint = {signal_id = 340, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4} class_closure = hlist = handler_list = 0x5569ebc7c980 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 = 340 max_sequential_handler_number = 240933 return_value_altered = 0 #29 0x00007f44a24804b5 in g_signal_emit_valist (instance=0x5569ebc60870, signal_id=, detail=0, var_args=var_args@entry=0x7ffc5e7a8cd0) at ../../../../gobject/gsignal.c:3391 instance_and_params = 0x7ffc5e7a8b00 signal_return_type = 4 param_values = 0x7ffc5e7a8b18 node = i = n_params = 1 __func__ = "g_signal_emit_valist" #30 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc60870, signal_id=, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8db0, reg_save_area = 0x7ffc5e7a8cf0}} #31 0x00007f44a3d40b91 in gtk_list_box_activate (row=, box=0x5569ebc60870) at ../../../../gtk/gtklistbox.c:1777 row = box = 0x5569ebc60870 #32 gtk_list_box_select_and_activate_full (box=box@entry=0x5569ebc60870, row=, grab_focus=grab_focus@entry=1) at ../../../../gtk/gtklistbox.c:1791 No locals. #33 0x00007f44a3d40c70 in gtk_list_box_select_and_activate_full (grab_focus=1, row=, box=0x5569ebc60870) at ../../../../gtk/gtklistbox.c:1787 No locals. #34 gtk_list_box_multipress_gesture_released (gesture=0x5569ebc201f0, n_press=1, x=, y=, box=0x5569ebc60870) at ../../../../gtk/gtklistbox.c:1987 focus_on_click = 1 priv = #35 0x00007f4490efedae in ffi_call_unix64 () at ../src/x86/unix64.S:76 No locals. #36 0x00007f4490efe71f in ffi_call (cif=cif@entry=0x7ffc5e7a9050, fn=fn@entry=0x7f44a3d40ba0 , rvalue=, avalue=avalue@entry=0x7ffc5e7a8f20) at ../src/x86/ffi64.c:525 classes = {X86_64_INTEGER_CLASS, 32764, 1585090640, 32764} stack = argp = arg_types = gprcount = 3 ssecount = ngpr = 1 nsse = 0 i = avn = ret_in_memory = reg_args = #37 0x00007f44a2465b8d in g_cclosure_marshal_generic_va (closure=0x5569ebc64270, return_value=0x0, instance=, args_list=, marshal_data=, n_params=3, param_types=0x5569ebb79380) at ../../../../gobject/gclosure.c:1604 rtype = 0x7f4490eff1a0 rvalue = 0x7ffc5e7a8fa0 n_args = 5 atypes = 0x7ffc5e7a8f60 args = 0x7ffc5e7a8f20 storage = 0x7ffc5e7a8ef0 i = cif = {abi = FFI_UNIX64, nargs = 5, arg_types = 0x7ffc5e7a8f60, rtype = 0x7f4490eff1a0 , bytes = 0, flags = 2048} cc = 0x5569ebc64270 enum_tmpval = tmpval_used = 0 args_copy = {{gp_offset = 32, fp_offset = 80, overflow_arg_area = 0x7ffc5e7a93d0, reg_save_area = 0x7ffc5e7a9310}} #38 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569ebc64270, return_value=0x0, instance=0x5569ebc201f0, args=0x7ffc5e7a92f0, n_params=3, param_types=0x5569ebb79380) at ../../../../gobject/gclosure.c:867 marshal = 0x7f44a2465900 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5569ebc64250 __func__ = "_g_closure_invoke_va" #39 0x00007f44a248079f in g_signal_emit_valist (instance=0x5569ebc201f0, signal_id=, detail=, var_args=var_args@entry=0x7ffc5e7a92f0) at ../../../../gobject/gsignal.c:3300 return_accu = 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 = 0x7ffc5e7a9590, instance = 0x5569ebc201f0, ihint = {signal_id = 269, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93913414536352} signal_id = instance_type = 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 = closure = run_type = hlist = l = fastpath = 1 instance_and_params = signal_return_type = param_values = node = i = n_params = __func__ = "g_signal_emit_valist" #40 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc201f0, signal_id=, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a93d0, reg_save_area = 0x7ffc5e7a9310}} #41 0x00007f44a3cffce1 in gtk_gesture_multi_press_end (gesture=0x5569ebc201f0, sequence=) at ../../../../gtk/gtkgesturemultipress.c:282 multi_press = 0x5569ebc201f0 priv = current = x = 177 y = 114 #42 0x00007f44a2467ea8 in g_cclosure_marshal_VOID__BOXEDv (closure=0x5569ebb78df0, return_value=, instance=, args=, marshal_data=, n_params=, param_types=0x5569ebb78e20) at ../../../../gobject/gmarshal.c:1950 cc = 0x5569ebb78df0 data1 = data2 = callback = arg0 = 0x0 args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9770, reg_save_area = 0x7ffc5e7a96b0}} #43 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569ebb78df0, return_value=0x0, instance=0x5569ebc201f0, args=0x7ffc5e7a9690, n_params=1, param_types=0x5569ebb78e20) at ../../../../gobject/gclosure.c:867 marshal = 0x7f44a2463430 marshal_data = 0x108 in_marshal = 0 real_closure = 0x5569ebb78dd0 __func__ = "_g_closure_invoke_va" #44 0x00007f44a248079f in g_signal_emit_valist (instance=0x5569ebc201f0, signal_id=, detail=, var_args=var_args@entry=0x7ffc5e7a9690) at ../../../../gobject/gsignal.c:3300 return_accu = 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 = 0x7ffc5e7a9a00, instance = 0x5569ebc201f0, ihint = {signal_id = 264, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 93913414536352} signal_id = instance_type = 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 = closure = run_type = hlist = l = fastpath = 1 instance_and_params = signal_return_type = param_values = node = i = n_params = __func__ = "g_signal_emit_valist" #45 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc201f0, signal_id=, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9770, reg_save_area = 0x7ffc5e7a96b0}} #46 0x00007f44a3cfcf5e in _gtk_gesture_set_recognized (sequence=0x0, recognized=0, gesture=0x5569ebc201f0) at ../../../../gtk/gtkgesture.c:345 priv = priv = #47 _gtk_gesture_check_recognized (gesture=gesture@entry=0x5569ebc201f0, sequence=sequence@entry=0x0) at ../../../../gtk/gtkgesture.c:386 priv = has_matching_touchpoints = #48 0x00007f44a3cfe54b in gtk_gesture_handle_event (controller=0x5569ebc201f0, event=0x5569ebd2d1e0) at ../../../../gtk/gtkgesture.c:777 gesture = 0x5569ebc201f0 was_recognized = 1 sequence = 0x0 priv = source_device = controller = 0x5569ebc201f0 gesture = was_recognized = triggered_recognition = data = event = 0x5569ebd2d1e0 sequence = priv = source_device = gesture = 0x5569ebc201f0 sequence = priv = source_device = was_recognized = triggered_recognition = data = #49 0x00007f44a3d0124e in gtk_gesture_single_handle_event (controller=0x5569ebc201f0, event=0x5569ebd2d1e0) at ../../../../gtk/gtkgesturesingle.c:222 sequence = priv = source_device = source = GDK_SOURCE_TRACKPOINT button = i = retval = test_touchscreen = #50 0x00007f44a3cce601 in gtk_event_controller_handle_event (controller=0x5569ebc201f0, event=event@entry=0x5569ebd2d1e0) at ../../../../gtk/gtkeventcontroller.c:230 controller_class = 0x5569ebb704d0 retval = 0 __func__ = "gtk_event_controller_handle_event" #51 0x00007f44a3e9241b in _gtk_widget_run_controllers (widget=0x5569ebc60870, event=0x5569ebd2d1e0, phase=GTK_PHASE_BUBBLE) at ../../../../gtk/gtkwidget.c:7367 controller_phase = next = 0x0 data = 0x5569ebc640b0 handled = 0 priv = 0x5569ebc60780 l = #52 0x00007f44a3d49637 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x5569eb71dce0, return_value=0x7ffc5e7a9a30, instance=, args=, marshal_data=, n_params=, param_types=0x5569eb71dd10) at ../../../../gtk/gtkmarshalers.c:128 cc = 0x5569eb71dce0 data1 = data2 = callback = v_return = arg0 = 0x5569ebd2d1e0 args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9be0, reg_save_area = 0x7ffc5e7a9b20}} __func__ = "_gtk_marshal_BOOLEAN__BOXEDv" #53 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569eb71dce0, return_value=0x7ffc5e7a9a30, instance=0x5569ebc60870, args=0x7ffc5e7a9b00, n_params=1, param_types=0x5569eb71dd10) at ../../../../gobject/gclosure.c:867 marshal = 0x7f44a2463430 marshal_data = 0x188 in_marshal = 0 real_closure = 0x5569eb71dcc0 __func__ = "_g_closure_invoke_va" #54 0x00007f44a248016d in g_signal_emit_valist (instance=0x5569ebc60870, signal_id=, detail=, var_args=var_args@entry=0x7ffc5e7a9b00) at ../../../../gobject/gsignal.c:3300 return_accu = 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}}} accumulator = 0x5569eb71dfa0 emission = {next = 0x0, instance = 0x5569ebc60870, ihint = {signal_id = 61, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 93913414606688} signal_id =