[New LWP 3183]
[New LWP 3184]
[New LWP 3185]
[New LWP 3187]
[New LWP 3188]
[New LWP 3189]
[New LWP 3216]
[New LWP 3219]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
185	62:	movl	(%rsp), %edi

Thread 9 (Thread 0x7f853e1ff700 (LWP 3219)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b1c81d10 in poll (__timeout=-1, __nfds=1, __fds=0x7f853e1fe070) at /usr/include/bits/poll2.h:46
#2  0x00007f85b1c81d10 in _xcb_conn_wait (c=c@entry=0x55fd480c9a50, cond=cond@entry=0x7f853e1fe190, vector=vector@entry=0x0, count=count@entry=0x0) at xcb_conn.c:479
#3  0x00007f85b1c837cf in wait_for_reply (c=c@entry=0x55fd480c9a50, request=request@entry=27475, e=e@entry=0x7f853e1fe260) at xcb_in.c:516
#4  0x00007f85b1c83941 in xcb_wait_for_reply64 (c=c@entry=0x55fd480c9a50, request=27475, e=e@entry=0x7f853e1fe260) at xcb_in.c:560
#5  0x00007f85b6733bd8 in _XReply (dpy=dpy@entry=0x55fd480c8800, rep=rep@entry=0x7f853e1fe2e0, extra=extra@entry=0, discard=discard@entry=0) at xcb_io.c:596
#6  0x00007f85bb5884ba in DRI2GetBuffersWithFormat (dpy=0x55fd480c8800, drawable=27262980, width=width@entry=0x7f8530066998, height=height@entry=0x7f853006699c, attachments=0x7f853e1fe490, count=1, outCount=0x7f853e1fe450) at dri2.c:491
#7  0x00007f85bb588817 in dri2GetBuffersWithFormat (driDrawable=<optimized out>, width=0x7f8530066998, height=0x7f853006699c, attachments=<optimized out>, count=<optimized out>, out_count=0x7f853e1fe450, loaderPrivate=0x7f8530066890) at dri2_glx.c:894
#8  0x00007f853cf14e98 in dri2_drawable_get_buffers (count=<synthetic pointer>, atts=0x7f8530165300, drawable=0x7f8530164c70) at dri2.c:263
#9  0x00007f853cf14e98 in dri2_allocate_textures (ctx=0x7f8530066c80, drawable=0x7f8530164c70, statts=0x7f8530165300, statts_count=2) at dri2.c:458
#10 0x00007f853cf10f5c in dri_st_framebuffer_validate (stctx=<optimized out>, stfbi=<optimized out>, statts=0x7f8530165300, count=2, out=0x7f853e1fe5c0) at dri_drawable.c:83
#11 0x00007f853cdc6cfe in st_framebuffer_validate (stfb=stfb@entry=0x7f8530164ea0, st=st@entry=0x7f853015c2f0) at state_tracker/st_manager.c:202
#12 0x00007f853cdc823c in st_manager_validate_framebuffers (st=st@entry=0x7f853015c2f0) at state_tracker/st_manager.c:874
#13 0x00007f853cd7ed32 in st_validate_state (st=st@entry=0x7f853015c2f0, pipeline=pipeline@entry=ST_PIPELINE_RENDER) at state_tracker/st_atom.c:235
#14 0x00007f853cd872e3 in st_Clear (ctx=0x7f8530122210, mask=2) at state_tracker/st_cb_clear.c:394
#15 0x00007f85bf73f1ac in WebKit::CoordinatedGraphicsScene::paintToCurrentGLContext(WebCore::TransformationMatrix const&, float, WebCore::FloatRect const&, WebCore::Color const&, bool, WebCore::FloatPoint const&, unsigned int) (this=0x7f85aa182000, matrix=..., opacity=opacity@entry=1, clipRect=..., backgroundColor=..., drawsBackground=<optimized out>, contentPosition=..., PaintFlags=0) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Shared/CoordinatedGraphics/CoordinatedGraphicsScene.cpp:111
#16 0x00007f85bf747aa3 in WebKit::ThreadedCompositor::renderLayerTree() (this=0x7f85aa1d6720) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp:201
#17 0x00007f85bf744e32 in std::function<void ()>::operator()() const (this=0x7f85aa1cc200) at /usr/include/c++/6.2.1/functional:2136
#18 0x00007f85bf744e32 in WebKit::CompositingRunLoop::updateTimerFired() (this=0x7f85aa1cc1c0) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/CompositingRunLoop.cpp:163
#19 0x00007f85beb675ba in WTF::RunLoop::TimerBase::<lambda(gpointer)>::operator() (__closure=0x0, userData=0x7f85aa1cc1c0) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:162
#20 0x00007f85beb675ba in WTF::RunLoop::TimerBase::<lambda(gpointer)>::_FUN(gpointer) () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:166
#21 0x00007f85b8205e42 in g_main_dispatch (context=0x7f8530000900) at gmain.c:3203
#22 0x00007f85b8205e42 in g_main_context_dispatch (context=context@entry=0x7f8530000900) at gmain.c:3856
#23 0x00007f85b82061c0 in g_main_context_iterate (context=0x7f8530000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3929
#24 0x00007f85b82064e2 in g_main_loop_run (loop=0x7f8530001240) at gmain.c:4125
#25 0x00007f85beb67b70 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#26 0x00007f85beb667e2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f853e1feb40) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#27 0x00007f85beb667e2 in std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6.2.1/functional:1740
#28 0x00007f85beb413d5 in std::function<void ()>::operator()() const (this=0x7f853e1feb40) at /usr/include/c++/6.2.1/functional:2136
#29 0x00007f85beb413d5 in WTF::threadEntryPoint(void*) (contextData=0x7f85aa1f45a0) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Threading.cpp:60
#30 0x00007f85beb6530a in WTF::wtfThreadEntryPoint(void*) (param=0x7f85aa1f95b0) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ThreadingPthreads.cpp:164
#31 0x00007f85bbb656ca in start_thread (arg=0x7f853e1ff700) at pthread_create.c:333
#32 0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7f853fdf3700 (LWP 3216)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b8206156 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8538001480, timeout=<optimized out>, context=0x7f8538000900) at gmain.c:4228
#2  0x00007f85b8206156 in g_main_context_iterate (context=0x7f8538000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
#3  0x00007f85b82064e2 in g_main_loop_run (loop=0x7f8538001240) at gmain.c:4125
#4  0x00007f85beb67b70 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#5  0x00007f85beb667e2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f853fdf2b40) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#6  0x00007f85beb667e2 in std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6.2.1/functional:1740
#7  0x00007f85beb413d5 in std::function<void ()>::operator()() const (this=0x7f853fdf2b40) at /usr/include/c++/6.2.1/functional:2136
#8  0x00007f85beb413d5 in WTF::threadEntryPoint(void*) (contextData=0x7f85aa1f42d0) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Threading.cpp:60
#9  0x00007f85beb6530a in WTF::wtfThreadEntryPoint(void*) (param=0x7f85aa1f90a0) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ThreadingPthreads.cpp:164
#10 0x00007f85bbb656ca in start_thread (arg=0x7f853fdf3700) at pthread_create.c:333
#11 0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7f85537fc700 (LWP 3189)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b8206156 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8544001480, timeout=<optimized out>, context=0x7f8544000900) at gmain.c:4228
#2  0x00007f85b8206156 in g_main_context_iterate (context=0x7f8544000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
#3  0x00007f85b82064e2 in g_main_loop_run (loop=0x7f8544001240) at gmain.c:4125
#4  0x00007f85beb67b70 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#5  0x00007f85beb667e2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f85537fbb40) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#6  0x00007f85beb667e2 in std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6.2.1/functional:1740
#7  0x00007f85beb413d5 in std::function<void ()>::operator()() const (this=0x7f85537fbb40) at /usr/include/c++/6.2.1/functional:2136
#8  0x00007f85beb413d5 in WTF::threadEntryPoint(void*) (contextData=0x7f85aa1f40a0) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Threading.cpp:60
#9  0x00007f85beb6530a in WTF::wtfThreadEntryPoint(void*) (param=0x7f85aa1f9060) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ThreadingPthreads.cpp:164
#10 0x00007f85bbb656ca in start_thread (arg=0x7f85537fc700) at pthread_create.c:333
#11 0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7f8553ffd700 (LWP 3188)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b8206156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f854c001480, timeout=<optimized out>, context=0x7f854c000900) at gmain.c:4228
#2  0x00007f85b8206156 in g_main_context_iterate (context=0x7f854c000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
#3  0x00007f85b82064e2 in g_main_loop_run (loop=0x7f854c001240) at gmain.c:4125
#4  0x00007f85beb67b70 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#5  0x00007f85beb667e2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8553ffcb40) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#6  0x00007f85beb667e2 in std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6.2.1/functional:1740
#7  0x00007f85beb413d5 in std::function<void ()>::operator()() const (this=0x7f8553ffcb40) at /usr/include/c++/6.2.1/functional:2136
#8  0x00007f85beb413d5 in WTF::threadEntryPoint(void*) (contextData=0x7f85aa1f4050) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Threading.cpp:60
#9  0x00007f85beb6530a in WTF::wtfThreadEntryPoint(void*) (param=0x7f85aa1f9040) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ThreadingPthreads.cpp:164
#10 0x00007f85bbb656ca in start_thread (arg=0x7f8553ffd700) at pthread_create.c:333
#11 0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7f85a0810700 (LWP 3187)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b8206156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8598001370, timeout=<optimized out>, context=0x7f8598000900) at gmain.c:4228
#2  0x00007f85b8206156 in g_main_context_iterate (context=0x7f8598000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
#3  0x00007f85b82064e2 in g_main_loop_run (loop=0x7f8598001240) at gmain.c:4125
#4  0x00007f85beb67b70 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#5  0x00007f85beb667e2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f85a080fb40) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#6  0x00007f85beb667e2 in std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6.2.1/functional:1740
#7  0x00007f85beb413d5 in std::function<void ()>::operator()() const (this=0x7f85a080fb40) at /usr/include/c++/6.2.1/functional:2136
#8  0x00007f85beb413d5 in WTF::threadEntryPoint(void*) (contextData=0x7f85aa1f4000) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Threading.cpp:60
#9  0x00007f85beb6530a in WTF::wtfThreadEntryPoint(void*) (param=0x7f85aa1f9010) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ThreadingPthreads.cpp:164
#10 0x00007f85bbb656ca in start_thread (arg=0x7f85a0810700) at pthread_create.c:333
#11 0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f85a26c8700 (LWP 3185)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b8206156 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f85940010c0, timeout=<optimized out>, context=0x55fd4814ab90) at gmain.c:4228
#2  0x00007f85b8206156 in g_main_context_iterate (context=0x55fd4814ab90, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
#3  0x00007f85b82064e2 in g_main_loop_run (loop=0x55fd4814ab20) at gmain.c:4125
#4  0x00007f85b89ee946 in gdbus_shared_thread_func (user_data=0x55fd4814ab60) at gdbusprivate.c:247
#5  0x00007f85b822db03 in g_thread_proxy (data=0x55fd480fa800) at gthread.c:784
#6  0x00007f85bbb656ca in start_thread (arg=0x7f85a26c8700) at pthread_create.c:333
#7  0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f85a2ec9700 (LWP 3184)):
#0  0x00007f85b344400d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f85b8206156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f859c0008c0, timeout=<optimized out>, context=0x55fd4814a4f0) at gmain.c:4228
#2  0x00007f85b8206156 in g_main_context_iterate (context=context@entry=0x55fd4814a4f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
#3  0x00007f85b820626c in g_main_context_iteration (context=0x55fd4814a4f0, may_block=may_block@entry=1) at gmain.c:3990
#4  0x00007f85b82062b1 in glib_worker_main (data=<optimized out>) at gmain.c:5783
#5  0x00007f85b822db03 in g_thread_proxy (data=0x55fd480ef770) at gthread.c:784
#6  0x00007f85bbb656ca in start_thread (arg=0x7f85a2ec9700) at pthread_create.c:333
#7  0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f85aaad2700 (LWP 3183)):
#0  0x00007f85bbb6b460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f85b3ce32ec in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x0) at /usr/src/debug/gcc-6.2.1-20160916/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/x86_64-redhat-linux/bits/gthr-default.h:864
#2  0x00007f85b3ce32ec in std::condition_variable::wait(std::unique_lock<std::mutex>&) (this=this@entry=0x7f85bed56e48 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3080>, __lock=...) at ../../../../../libstdc++-v3/src/c++11/condition_variable.cc:53
#3  0x00007f85beb6d3a6 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex> >(std::unique_lock<bmalloc::Mutex>&) (__lock=<synthetic pointer>..., this=<optimized out>) at /usr/include/c++/6.2.1/condition_variable:251
#4  0x00007f85beb6d3a6 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}>(std::unique_lock<bmalloc::Mutex>&, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}) (__p=..., __lock=..., this=<optimized out>) at /usr/include/c++/6.2.1/condition_variable:260
#5  0x00007f85beb6d3a6 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop() (this=0x7f85bed56e40 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3072>) at /usr/src/debug/webkitgtk-2.14.2/Source/bmalloc/bmalloc/AsyncTask.h:126
#6  0x00007f85beb6d4d9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint(bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>*) (asyncTask=<optimized out>) at /usr/src/debug/webkitgtk-2.14.2/Source/bmalloc/bmalloc/AsyncTask.h:106
#7  0x00007f85b3ce935f in std::execute_native_thread_routine(void*) (__p=0x55fd480a43e0) at ../../../../../libstdc++-v3/src/c++11/thread.cc:83
#8  0x00007f85bbb656ca in start_thread (arg=0x7f85aaad2700) at pthread_create.c:333
#9  0x00007f85b344ff6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f85c17bafc0 (LWP 3177)):
#0  0x00007f85bbb6b460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f85b3ce32ec in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7f85aa1a5318) at /usr/src/debug/gcc-6.2.1-20160916/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/x86_64-redhat-linux/bits/gthr-default.h:864
#2  0x00007f85b3ce32ec in std::condition_variable::wait(std::unique_lock<std::mutex>&) (this=this@entry=0x7f85aa1f70a8, __lock=...) at ../../../../../libstdc++-v3/src/c++11/condition_variable.cc:53
#3  0x00007f85beb3e875 in WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (address=address@entry=0x7f85aa1cc221, validation=..., beforeSleep=..., timeout=timeout@entry=...) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ParkingLot.cpp:601
#4  0x00007f85bf74605a in WTF::ParkingLot::parkConditionally<bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#1}, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#2}>(void const*, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#1} const&, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#2} const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (timeout=..., beforeSleep=..., validation=..., address=0x7f85aa1cc221) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/ParkingLot.h:77
#5  0x00007f85bf74605a in WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (timeout=..., lock=..., this=0x7f85aa1cc221) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Condition.h:74
#6  0x00007f85bf74605a in WTF::ConditionBase::wait<WTF::Lock>(WTF::Lock&) (lock=..., this=0x7f85aa1cc221) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Condition.h:113
#7  0x00007f85bf74605a in WebKit::CompositingRunLoop::performTaskSync(WTF::Function<void ()>&&) (this=0x7f85aa1cc1c0, function=function@entry=<unknown type in /usr/lib/debug/usr/lib64/libwebkit2gtk-4.0.so.37.14.9.debug, CU 0xe1c9cae, DIE 0xe1d6bcb>) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/CompositingRunLoop.cpp:140
#8  0x00007f85bf7475fd in WebKit::ThreadedCompositor::setViewportSize(WebCore::IntSize const&, float) (this=0x7f85aa1d6720, viewportSize=..., scale=1) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp:117
#9  0x00007f85bf7509c8 in WebKit::ThreadedCoordinatedLayerTreeHost::sizeDidChange(WebCore::IntSize const&) (this=0x7f8552df02c0, size=...) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/WebProcess/WebPage/CoordinatedGraphics/ThreadedCoordinatedLayerTreeHost.cpp:125
#10 0x00007f85bf731bcc in WebKit::AcceleratedDrawingArea::updateBackingStoreState(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&) (this=this@entry=0x55fd4819f100, stateID=stateID@entry=45, respondImmediately=respondImmediately@entry=false, deviceScaleFactor=<optimized out>, size=..., scrollOffset=...) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/WebProcess/WebPage/AcceleratedDrawingArea.cpp:234
#11 0x00007f85bf734dbe in WebKit::DrawingAreaImpl::updateBackingStoreState(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&) (this=0x55fd4819f100, stateID=45, respondImmediately=<optimized out>, deviceScaleFactor=<optimized out>, size=..., scrollOffset=...) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/WebProcess/WebPage/DrawingAreaImpl.cpp:218
#12 0x00007f85bf792a42 in IPC::callMemberFunctionImpl<WebKit::DrawingArea, void (WebKit::DrawingArea::*)(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&), std::tuple<unsigned long, bool, float, WebCore::IntSize, WebCore::IntSize>, 0ul, 1ul, 2ul, 3ul, 4ul>(WebKit::DrawingArea*, void (WebKit::DrawingArea::*)(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&), std::tuple<unsigned long, bool, float, WebCore::IntSize, WebCore::IntSize>&&, std::integer_sequence<unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul>) (args=<unknown type in /usr/lib/debug/usr/lib64/libwebkit2gtk-4.0.so.37.14.9.debug, CU 0xf3fd9cb, DIE 0xf407b16>, function=<optimized out>, object=0x55fd4819f100) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Platform/IPC/HandleMessage.h:13
#13 0x00007f85bf792a42 in IPC::callMemberFunction<WebKit::DrawingArea, void (WebKit::DrawingArea::*)(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&), std::tuple<unsigned long, bool, float, WebCore::IntSize, WebCore::IntSize>, std::integer_sequence<unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul> >(std::tuple<unsigned long, bool, float, WebCore::IntSize, WebCore::IntSize>&&, WebKit::DrawingArea*, void (WebKit::DrawingArea::*)(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&)) (function=<optimized out>, object=0x55fd4819f100, args=<unknown type in /usr/lib/debug/usr/lib64/libwebkit2gtk-4.0.so.37.14.9.debug, CU 0xf3fd9cb, DIE 0xf407b16>) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Platform/IPC/HandleMessage.h:19
#14 0x00007f85bf792a42 in IPC::handleMessage<Messages::DrawingArea::UpdateBackingStoreState, WebKit::DrawingArea, void (WebKit::DrawingArea::*)(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&)>(IPC::Decoder&, WebKit::DrawingArea*, void (WebKit::DrawingArea::*)(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&)) (decoder=..., object=object@entry=0x55fd4819f100, function=(void (WebKit::DrawingArea::*)(WebKit::DrawingArea * const, unsigned long, bool, float, const WebCore::IntSize &, const WebCore::IntSize &)) 0x7f85bf734d70 <WebKit::DrawingAreaImpl::updateBackingStoreState(unsigned long, bool, float, WebCore::IntSize const&, WebCore::IntSize const&)>) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Platform/IPC/HandleMessage.h:99
#15 0x00007f85bf792932 in WebKit::DrawingArea::didReceiveMessage(IPC::Connection&, IPC::Decoder&) (this=0x55fd4819f100, connection=..., decoder=...) at /usr/src/debug/webkitgtk-2.14.2/x86_64-redhat-linux-gnu/DerivedSources/WebKit2/DrawingAreaMessageReceiver.cpp:61
#16 0x00007f85bf483159 in IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) (this=this@entry=0x55fd481fc768, connection=..., decoder=...) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Platform/IPC/MessageReceiverMap.cpp:123
#17 0x00007f85bf5af666 in WebKit::WebProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&) (this=0x55fd481fc700, connection=..., decoder=...) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/WebProcess/WebProcess.cpp:649
#18 0x00007f85bf47f2b6 in IPC::Connection::dispatchMessage(std::unique_ptr<IPC::Decoder, std::default_delete<IPC::Decoder> >) (this=this@entry=0x7f85aa1e8000, message=std::unique_ptr<IPC::Decoder> containing 0x7f853559b318) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Platform/IPC/Connection.cpp:858
#19 0x00007f85bf47ff48 in IPC::Connection::dispatchOneMessage() (this=0x7f85aa1e8000) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Platform/IPC/Connection.cpp:889
#20 0x00007f85beb40825 in WTF::Function<void ()>::operator()() const (this=<synthetic pointer>) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/Function.h:50
#21 0x00007f85beb40825 in WTF::RunLoop::performWork() (this=0x7f85aa1f7000) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/RunLoop.cpp:105
#22 0x00007f85beb672b9 in WTF::RunLoop::<lambda(gpointer)>::operator() (__closure=0x0, userData=<optimized out>) at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:66
#23 0x00007f85beb672b9 in WTF::RunLoop::<lambda(gpointer)>::_FUN(gpointer) () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:68
#24 0x00007f85b8205e42 in g_main_dispatch (context=0x55fd480df5e0) at gmain.c:3203
#25 0x00007f85b8205e42 in g_main_context_dispatch (context=context@entry=0x55fd480df5e0) at gmain.c:3856
#26 0x00007f85b82061c0 in g_main_context_iterate (context=0x55fd480df5e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3929
#27 0x00007f85b82064e2 in g_main_loop_run (loop=0x55fd481dfd20) at gmain.c:4125
#28 0x00007f85beb67b70 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#29 0x00007f85bf73a8a9 in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain>(int, char**) (argc=<optimized out>, argv=0x7fffa7a34b28) at /usr/src/debug/webkitgtk-2.14.2/Source/WebKit2/Shared/unix/ChildProcessMain.h:61
#30 0x00007f85b3368401 in __libc_start_main (main=0x55fd47935c00 <main(int, char**)>, argc=2, argv=0x7fffa7a34b28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa7a34b18) at ../csu/libc-start.c:289
#31 0x000055fd47935c5a in _start ()
