.
Thread 18 (LWP 3923):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5ca028b72 in poll (__timeout=-1, __nfds=1, __fds=0x7fb5c5e1ed50) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
No locals.
#2  _xcb_conn_wait (c=c@entry=0x7fb5d1ef70a0, cond=cond@entry=0x7fb5d1ef70e0, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:447
        ret = <optimized out>
        fd = {fd = 4, events = 1, revents = 0}
#3  0x00007fb5ca02a64f in xcb_wait_for_event (c=0x7fb5d1ef70a0) at ../../src/xcb_in.c:622
        ret = 0x0
#4  0x00007fb5c8467bb9 in QXcbEventReader::run (this=0x7fb5d1f05320) at qxcbconnection.cpp:911
        event = <optimized out>
#5  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d1f05320) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d1f05320, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d1f05320
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#6  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5c5e1f700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5c5e1f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418685728512, 2617010013217962848, 0, 0, 140418685729216, 140418685728512, -2649533309968762016, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 17 (LWP 3933):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fb58c0029b0, timeout=-1, context=0x7fb58c000990) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb58c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7fb58c0029b0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb58c000990, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb76c in QEventDispatcherGlib::processEvents (this=0x7fb58c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7fb58c0008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fb5914d8e50, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140418890292240}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb58c002920, locker = @0x7fb5914d8dd0, exceptionCaught = true}
        d = 0x7fb58c002920
#6  0x00007fb5d0925512 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:506
        d = 0x7fb5d2135ba0
        locker = {val = 140418890292240}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb58c002920}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d2135b80) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d2135b80, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d2135b80
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#8  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5914d9700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5914d9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140417803589376, 2617010013217962848, 0, 0, 140417803590080, 140417803589376, -2649701909983708320, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 16 (LWP 3932):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fb5940029b0, timeout=-1, context=0x7fb594000990) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb594000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7fb5940029b0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb594000990, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb76c in QEventDispatcherGlib::processEvents (this=0x7fb5940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7fb5940008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fb59b4b5e50, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140418890160640}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb594002920, locker = @0x7fb59b4b5dd0, exceptionCaught = true}
        d = 0x7fb594002920
#6  0x00007fb5d0925512 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:506
        d = 0x7fb5d2115990
        locker = {val = 140418890160640}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb594002920}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d2122ae0) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d2122ae0, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d2122ae0
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#8  0x00007fb5ce2fe182 in start_thread (arg=0x7fb59b4b6700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb59b4b6700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140417971218176, 2617010013217962848, 0, 0, 140417971218880, 140417971218176, -2649723880352040096, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 15 (LWP 3931):
#0  sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85
No locals.
#1  0x00007fb5cc63402d in v8::internal::LinuxSemaphore::Wait (this=0x7fb5a00008c0) at ../3rdparty/v8/src/platform-linux.cc:857
        result = <optimized out>
#2  0x00007fb5cc594c11 in v8::internal::RuntimeProfiler::WaitForSomeIsolateToEnterJS () at ../3rdparty/v8/src/runtime-profiler.cc:420
No locals.
#3  0x00007fb5cc635434 in v8::internal::SignalSender::Run (this=0x7fb5d21163e0) at ../3rdparty/v8/src/platform-linux.cc:1136
        cpu_profiling_enabled = <optimized out>
        state = <optimized out>
#4  0x00007fb5cc634016 in v8::internal::ThreadEntry (arg=0x7fb5d21163e0) at ../3rdparty/v8/src/platform-linux.cc:733
        thread = 0x7fb5d21163e0
#5  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5d0eed700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5d0eed700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418871121664, 2617010013217962848, 0, 0, 140418871122368, 140418871121664, -2649562025046361248, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 14 (LWP 3930):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fb59c0027b0, timeout=-1, context=0x7fb59c000990) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb59c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7fb59c0027b0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb59c000990, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb76c in QEventDispatcherGlib::processEvents (this=0x7fb59c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7fb59c0008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fb5b8d98e50, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140418889926368}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb59c002720, locker = @0x7fb5b8d98dd0, exceptionCaught = true}
        d = 0x7fb59c002720
#6  0x00007fb5d0925512 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:506
        d = 0x7fb5d20dc670
        locker = {val = 140418889926368}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb59c002720}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d20dc5e0) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d20dc5e0, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d20dc5e0
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#8  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5b8d99700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5b8d99700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418467075840, 2617010013217962848, 0, 0, 140418467076544, 140418467075840, -2649791073504773280, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 13 (LWP 3927):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7fb5a80008c0, timeout=849, context=0x7fb5d2080800) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb5d2080800, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = 849
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fb5a80008c0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb5d2080800, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5cd49eea9 in glib_worker_main (data=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:5502
No locals.
#5  0x00007fb5cd4c3c35 in g_thread_proxy (data=0x7fb5d200a5e0) at /build/buildd/glib2.0-2.39.4/./glib/gthread.c:765
        thread = 0x7fb5d200a5e0
#6  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5ba59c700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5ba59c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418492253952, 2617010013217962848, 0, 0, 140418492254656, 140418492253952, -2649796571599783072, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 12 (LWP 3926):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=5, fds=0x7fb5ac002c40, timeout=-1, context=0x7fb5b400ef30) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=0x7fb5b400ef30, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = 5
        fds = 0x7fb5ac002c40
#3  0x00007fb5cd49f08a in g_main_loop_run (loop=0x7fb5b400eec0) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3905
        __FUNCTION__ = "g_main_loop_run"
#4  0x00007fb5bfa5aff6 in gdbus_shared_thread_func (user_data=0x7fb5b400ef00) at /build/buildd/glib2.0-2.39.4/./gio/gdbusprivate.c:273
        data = 0x7fb5b400ef00
#5  0x00007fb5cd4c3c35 in g_thread_proxy (data=0x7fb5d1fc1190) at /build/buildd/glib2.0-2.39.4/./glib/gthread.c:765
        thread = 0x7fb5d1fc1190
#6  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5bb87a700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5bb87a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418512037632, 2617010013217962848, 0, 0, 140418512038336, 140418512037632, -2649792567616521376, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 11 (LWP 3940):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fb53b1973b3 in pipe_semaphore_wait (sema=0x7fb5d2227770) at ../../../../../../../src/gallium/auxiliary/os/os_thread.h:434
No locals.
#2  radeon_drm_cs_emit_ioctl (param=0x7fb5d2227550) at ../../../../../../../src/gallium/winsys/radeon/drm/radeon_drm_winsys.c:562
        ws = 0x7fb5d2227550
        cs = <optimized out>
        i = <optimized out>
#3  0x00007fb5ce2fe182 in start_thread (arg=0x7fb538942700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb538942700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140416315041536, 2617010013217962848, 0, 0, 140416315042240, 140416315041536, -2649509018170606752, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 10 (LWP 3937):
#0  0x00007fb5ce6063c3 in select () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5d0a53d91 in QProcessManager::run (this=0x7fb5d1eea3d0) at io/qprocess_unix.cpp:249
        readset = {fds_bits = {256, 0 <repeats 15 times>}}
        nselect = <optimized out>
        c = 0 '\000'
#2  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d1eea3d0) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d1eea3d0, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d1eea3d0
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#3  0x00007fb5ce2fe182 in start_thread (arg=0x7fb54984d700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb54984d700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140416599250688, 2617010013217962848, 0, 0, 140416599251392, 140416599250688, -2649260398083097760, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 9 (LWP 3936):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7fb53c003a50, timeout=-1, context=0x7fb53c000990) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb53c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 4
        fds = 0x7fb53c003a50
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb53c000990, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb76c in QEventDispatcherGlib::processEvents (this=0x7fb53c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7fb53c0008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fb54a04de50, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140418890527760}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb53c002720, locker = @0x7fb54a04ddd0, exceptionCaught = true}
        d = 0x7fb53c002720
#6  0x00007fb5d0925512 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:506
        d = 0x7fb5d216f3a0
        locker = {val = 140418890527760}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb53c002720}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d216ef70) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d216ef70, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d216ef70
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#8  0x00007fb5ce2fe182 in start_thread (arg=0x7fb54a04e700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb54a04e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140416607643392, 2617010013217962848, 0, 0, 140416607644096, 140416607643392, -2649268094127621280, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 8 (LWP 3935):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fb59930892b in WebCore::IconDatabase::syncThreadMainLoop (this=0x7fb5b809d800) at loader/icon/IconDatabase.cpp:1463
        didAnyWork = <optimized out>
        shouldReenableSuddenTermination = true
#2  0x00007fb599309f88 in WebCore::IconDatabase::iconDatabaseSyncThread (this=0x7fb5b809d800) at loader/icon/IconDatabase.cpp:1058
        journalFilename = {m_impl = {m_ptr = 0x7fb5b80a8f00}}
#3  0x00007fb59a065821 in WTF::wtfThreadEntryPoint (param=0x7fb5d216ef50) at wtf/ThreadingPthreads.cpp:196
        invocation = {m_ptr = 0x7fb5d216ef50}
#4  0x00007fb5ce2fe182 in start_thread (arg=0x7fb54a84f700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb54a84f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140416616036096, 2617010013217962848, 0, 0, 140416616036800, 140416616036096, -2649266996226606240, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 7 (LWP 3934):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fb59a037773 in WTF::TCMalloc_PageHeap::scavengerThread (this=<optimized out>) at wtf/FastMalloc.cpp:2575
No locals.
#2  0x00007fb59a037799 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at wtf/FastMalloc.cpp:1771
No locals.
#3  0x00007fb5ce2fe182 in start_thread (arg=0x7fb58b052700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb58b052700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140417698178816, 2617010013217962848, 0, 0, 140417698179520, 140417698178816, -2649688092537046176, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 6 (LWP 3929):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
No locals.
#1  0x00007fb5cd4df9c5 in g_cond_wait_until (cond=cond@entry=0x7fb5d2081b08, mutex=mutex@entry=0x7fb5d2081b00, end_time=end_time@entry=11076581457) at /build/buildd/glib2.0-2.39.4/./glib/gthread-posix.c:873
        ts = {tv_sec = 11076, tv_nsec = 581457000}
        status = <optimized out>
#2  0x00007fb5cd474f21 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x7fb5d2081b00, wait=wait@entry=1, end_time=end_time@entry=11076581457) at /build/buildd/glib2.0-2.39.4/./glib/gasyncqueue.c:422
        retval = <optimized out>
        __FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007fb5cd4754ab in g_async_queue_timeout_pop (queue=0x7fb5d2081b00, timeout=timeout@entry=15000000) at /build/buildd/glib2.0-2.39.4/./glib/gasyncqueue.c:543
        end_time = 11076581457
        retval = <optimized out>
#4  0x00007fb5cd4c4686 in g_thread_pool_wait_for_new_pool () at /build/buildd/glib2.0-2.39.4/./glib/gthreadpool.c:167
        pool = <optimized out>
        local_max_idle_time = 15000
        local_wakeup_thread_serial = <optimized out>
        local_max_unused_threads = 2
        last_wakeup_thread_serial = 0
        have_relayed_thread_marker = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gthreadpool.c:364
        free_pool = <optimized out>
        task = 0x2
        pool = <optimized out>
#6  0x00007fb5cd4c3c35 in g_thread_proxy (data=0x7fb5d2009f70) at /build/buildd/glib2.0-2.39.4/./glib/gthread.c:765
        thread = 0x7fb5d2009f70
#7  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5b959a700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5b959a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418475468544, 2617010013217962848, 0, 0, 140418475469248, 140418475468544, -2649789973456274592, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 5 (LWP 3925):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fb5b40010c0, timeout=-1, context=0x7fb5d1f9ba90) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb5d1f9ba90, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7fb5b40010c0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb5d1f9ba90, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5bc08315d in ?? () from /tmp/apport_sandbox_werG4K/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#5  0x00007fb5cd4c3c35 in g_thread_proxy (data=0x7fb5d1f73140) at /build/buildd/glib2.0-2.39.4/./glib/gthread.c:765
        thread = 0x7fb5d1f73140
#6  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5bc07b700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5bc07b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418520430336, 2617010013217962848, 0, 0, 140418520431040, 140418520430336, -2649800265808528544, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 4 (LWP 3922):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=7, fds=0x7fb5d23ae0e0, timeout=4739, context=0x7fb5d1ef40d0) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb5d1ef40d0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = 4739
        some_ready = <optimized out>
        nfds = 7
        allocated_nfds = 7
        fds = 0x7fb5d23ae0e0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb5d1ef40d0, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb76c in QEventDispatcherGlib::processEvents (this=0x7fb5d1eeb480, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7fb5d1ef4020
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fffb0e04610, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140418887881248}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb5d23adca0, locker = @0x7fffb0e04590, exceptionCaught = true}
        d = 0x7fb5d23adca0
#6  0x00007fb5d0aaafa1 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1020
        threadData = 0x7fb5d1ee9120
        __PRETTY_FUNCTION__ = "static int QCoreApplication::exec()"
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb5d23adca0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d10dfac9 in BrowserApplication::run (this=0x7fffb0e046b0) at /build/buildd/webbrowser-app-0.23+14.04.20140122/src/app/browserapplication.cpp:136
No locals.
#8  0x00007fb5d10df8b5 in main (argc=4, argv=<optimized out>) at /build/buildd/webbrowser-app-0.23+14.04.20140122/src/app/webcontainer/webapp-container.cpp:174
        app = {<BrowserApplication> = {<QApplication> = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7fb5d12e87d0 <vtable for WebappContainer+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb5d1ee8fb0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c740 <qt_meta_stringdata_QCoreApplication>, data = 0x7fb5d0c2c680 <qt_meta_data_QCoreApplication>, static_metacall = 0x7fb5d0b30d50 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, static self = 0x7fffb0e046b0}, static staticMetaObject = {d = {superdata = 0x7fb5d0eb0700 <QCoreApplication::staticMetaObject>, stringdata = 0x7fb5cf899480 <qt_meta_stringdata_QGuiApplication>, data = 0x7fb5cf899320 <qt_meta_data_QGuiApplication>, static_metacall = 0x7fb5cf639ee0 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5cfb30aa0 <QGuiApplication::staticMetaObject>, stringdata = 0x7fb5d0535d60 <qt_meta_stringdata_QApplication>, data = 0x7fb5d0535be0 <qt_meta_data_QApplication>, static_metacall = 0x7fb5d01d3050 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d08765c0 <QApplication::staticMetaObject>, stringdata = 0x7fb5d10e6160 <qt_meta_stringdata_BrowserApplication>, data = 0x7fb5d10e6120 <qt_meta_data_BrowserApplication>, static_metacall = 0x7fb5d10e4a20 <BrowserApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, m_arguments = {<QList<QString>> = {{p = {static shared_null = {ref = {atomic = {_q_value = -1}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb5d20dda10}, d = 0x7fb5d20dda10}}, <No data fields>}, m_window = 0x7fb5d2137e70, m_engine = 0x7fb5d20d87e0, m_component = 0x7fb5d2115a70, m_webbrowserWindowProxy = 0x7fb5d21151a0}, static staticMetaObject = {d = {superdata = 0x7fb5d12e88e0 <BrowserApplication::staticMetaObject>, stringdata = 0x7fb5d10e5f60 <qt_meta_stringdata_WebappContainer>, data = 0x7fb5d10e5f20 <qt_meta_data_WebappContainer>, static_metacall = 0x7fb5d10e4a30 <WebappContainer::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
.
Thread 3 (LWP 3954):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fb5a4000db0, timeout=-1, context=0x7fb5a4000990) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb5a4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7fb5a4000db0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb5a4000990, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb76c in QEventDispatcherGlib::processEvents (this=0x7fb5a40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7fb5a40008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fb5b9d9ae50, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140416036908576}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb5a4000cd0, locker = @0x7fb5b9d9add0, exceptionCaught = true}
        d = 0x7fb5a4000cd0
#6  0x00007fb5d0925512 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:506
        d = 0x7fb528002db0
        locker = {val = 140416036908576}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb5a4000cd0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb528002d90) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb528002d90, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb528002d90
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#8  0x00007fb5ce2fe182 in start_thread (arg=0x7fb5b9d9b700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb5b9d9b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140418483861248, 2617010013217962848, 0, 0, 140418483861952, 140418483861248, -2649788875555259552, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 2 (LWP 3947):
#0  0x00007fb5ce60174d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fb5cd49ed64 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7fb5280029b0, timeout=-1, context=0x7fb528000990) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:4005
        poll_func = 0x7fb5cd4ad860 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7fb528000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3706
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7fb5280029b0
#3  0x00007fb5cd49ee6c in g_main_context_iteration (context=0x7fb528000990, may_block=1) at /build/buildd/glib2.0-2.39.4/./glib/gmain.c:3772
        retval = <optimized out>
#4  0x00007fb5d0aeb78b in QEventDispatcherGlib::processEvents (this=0x7fb5280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
        d = 0x7fb5280008e0
        canWait = true
        savedFlags = {i = 0}
        result = false
#5  0x00007fb5d0aa584b in QEventLoop::exec (this=0x7fb536c9de50, flags=...) at kernel/qeventloop.cpp:212
        locker = {val = 140418888056624}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x7fb528002920, locker = @0x7fb536c9ddd0, exceptionCaught = true}
        d = 0x7fb528002920
#6  0x00007fb5d0925512 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:506
        d = 0x7fb5d1f13ec0
        locker = {val = 140418888056624}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fb5d0eb05b0 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0bcfd00 <qt_meta_stringdata_QObject>, data = 0x7fb5d0bcfbe0 <qt_meta_data_QObject>, static_metacall = 0x7fb5d0ad29c0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fb528002920}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb5d0c19ea0 <qt_meta_stringdata_Qt>, data = 0x7fb5d0c17900 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb5d0ead260 <QObject::staticMetaObject>, stringdata = 0x7fb5d0c2c5c0 <qt_meta_stringdata_QEventLoop>, data = 0x7fb5d0c2c560 <qt_meta_data_QEventLoop>, static_metacall = 0x7fb5d0b30c50 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d213ad70) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d213ad70, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d213ad70
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#8  0x00007fb5ce2fe182 in start_thread (arg=0x7fb536c9e700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb536c9e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140416285009664, 2617010013217962848, 0, 0, 140416285010368, 140416285009664, -2649505064653210784, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 1 (LWP 3946):
#0  add<WTF::HashMapTranslator<WTF::HashMapValueTraits<WTF::HashTraits<int>, WTF::HashTraits<WebKit::CoordinatedBackingStoreTile> >, WTF::IntHash<unsigned int> >, int, WebKit::CoordinatedBackingStoreTile> (extra=..., key=<synthetic pointer>, this=0x10) at ../WTF/wtf/HashTable.h:815
        k = <optimized out>
        i = <optimized out>
        table = <optimized out>
        sizeMask = <optimized out>
        h = 17652959
        deletedEntry = <optimized out>
        entry = <optimized out>
#1  inlineAdd (mapped=..., key=<synthetic pointer>, this=0x10) at ../WTF/wtf/HashMap.h:340
No locals.
#2  add (mapped=..., key=<synthetic pointer>, this=0x10) at ../WTF/wtf/HashMap.h:367
No locals.
#3  WebKit::CoordinatedBackingStore::createTile (this=0x0, id=73, scale=<unavailable>) at UIProcess/CoordinatedGraphics/CoordinatedBackingStore.cpp:70
No locals.
#4  0x00007fb598cc53bb in operator() (this=<optimized out>) at ../WTF/wtf/Functional.h:613
No locals.
#5  WebKit::LayerTreeRenderer::syncRemoteContent (this=this@entry=0x7fb5b809fc00) at UIProcess/CoordinatedGraphics/LayerTreeRenderer.cpp:647
        i = 471
        renderQueue = {m_size = 1537, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7fb53494b700, m_capacity = 1612}, <No data fields>}}
        calledOnMainThread = <optimized out>
#6  0x00007fb598cc5f86 in WebKit::LayerTreeRenderer::paintToCurrentGLContext (this=0x7fb5b809fc00, matrix=..., opacity=1, clipRect=..., PaintFlags=0) at UIProcess/CoordinatedGraphics/LayerTreeRenderer.cpp:107
        layer = <optimized out>
#7  0x00007fb598dce571 in WebKit::ContentsSGNode::render (this=0x7fb5301ea500, state=...) at UIProcess/qt/QtWebPageSGNode.cpp:59
        renderMatrix = {m = {{0.816326559, 0, 0, 0}, {0, 0.816326559, 0, 0}, {0, 0, 0.816326559, 0}, {0, 0, 0, 1}}, flagBits = 3}
        projection = <optimized out>
#8  0x00007fb5cfc47aa4 in QSGDefaultRenderer::renderNodes (this=this@entry=0x7fb53011b6a0, nodes=<optimized out>, count=count@entry=10) at scenegraph/coreapi/qsgdefaultrenderer.cpp:409
        renderNode = 0x7fb5301ea500
        changeClip = true
        state = {projectionMatrix = 0x7fb53749ebb0, scissorRect = {x1 = 0, y1 = 0, x2 = 799, y2 = 599}, stencilValue = 0, stencilEnabled = false, scissorEnabled = true}
        changes = <optimized out>
        i = <optimized out>
        scale = <optimized out>
        currentRenderOrder = -2147483648
        currentClipType = {i = 1}
        projection = {m = {{0.00249999994, 0, 0, 0}, {0, -0.00333333341, 0, 0}, {0, 0, 1, 0}, {-1, 1, 0, 1}}, flagBits = 3}
#9  0x00007fb5cfc4853c in QSGDefaultRenderer::render (this=0x7fb53011b6a0) at scenegraph/coreapi/qsgdefaultrenderer.cpp:281
        opaqueEnd = 1
        transparentEnd = 10
        i = 0
        r = <optimized out>
        opaqueStart = 0
        transparentStart = 0
#10 0x00007fb5cfc4dcb8 in QSGRenderer::renderScene (this=0x7fb53011b6a0, bindable=...) at scenegraph/coreapi/qsgrenderer.cpp:271
        bindTime = 0
        renderTime = 0
#11 0x00007fb5cfc4dde7 in QSGRenderer::renderScene (this=<optimized out>) at scenegraph/coreapi/qsgrenderer.cpp:229
        b = warning: RTTI symbol not found for class 'QSGRenderer::renderScene()::B'
{<QSGBindable> = {_vptr.QSGBindable = 0x7fb5d007b3d0 <vtable for QSGRenderer::renderScene()::B+16>}, <No data fields>}
#12 0x00007fb5cfc57345 in QSGContext::renderNextFrame (this=<optimized out>, renderer=0x7fb53011b6a0, fboId=<optimized out>) at scenegraph/qsgcontext.cpp:270
No locals.
#13 0x00007fb5cfc8436a in QQuickWindowPrivate::renderSceneGraph (this=0x7fb5d2137f30, size=...) at items/qquickwindow.cpp:349
        _qml_memory_scope = {pushed = false}
        fboId = <optimized out>
        devicePixelRatio = <optimized out>
#14 0x00007fb5cfd66363 in QQuickRenderThreadSingleContextWindowManager::run (this=0x7fb5d2138920) at items/qquickthreadedwindowmanager.cpp:456
        window = 0x7fb5d2137e70
        windowData = 0x7fb5d23aa030
        it = {i = 0x7fb5d22ff0e0}
        __PRETTY_FUNCTION__ = "virtual void QQuickRenderThreadSingleContextWindowManager::run()"
#15 0x00007fb5d0929186 in QThreadPrivate::start (arg=0x7fb5d2138920) at thread/qthread_unix.cpp:333
        __clframe = {__cancel_routine = 0x7fb5d09283b0 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fb5d2138920, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fb5d2138920
        data = <optimized out>
        objectName = {static null = {<No data fields>}, d = 0x7fb5d0b37260 <QArrayData::shared_null>}
#16 0x00007fb5ce2fe182 in start_thread (arg=0x7fb53749f700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fb53749f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140416293402368, 2617010013217962848, 0, 0, 140416293403072, 140416293402368, -2649503966752195744, -2649558169186649248}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#17 0x00007fb5ce60eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.