$ gdb -batch -n -ex 'set pagination off' -ex bt -ex 'thread apply all bt full' --core /var/crash/1000/21742-1000-1000-11-1495587418-chianamo--usr-bin-evolution.core /usr/bin/evolution
[New LWP 21742]
[New LWP 21757]
[New LWP 21762]
[New LWP 21758]
[New LWP 21834]
[New LWP 21828]
[New LWP 5880]
[New LWP 21759]
[New LWP 21829]
[New LWP 21763]
[New LWP 21849]
[New LWP 21848]
[New LWP 21830]
[New LWP 25011]
[New LWP 25009]
[New LWP 21877]
[New LWP 25017]
[New LWP 25010]
[New LWP 25018]
[New LWP 14107]
[New LWP 16884]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".

Core was generated by `evolution'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  strlen () at ../sysdeps/x86_64/strlen.S:106
106	../sysdeps/x86_64/strlen.S: No such file or directory.
[Current thread is 1 (Thread 0x7f8edd976000 (LWP 21742))]
#0  0x00007f8ed8136496 in strlen () at ../sysdeps/x86_64/strlen.S:106
#1  0x00007f8eaad42193 in composer_build_message (composer=<optimized out>, flags=(COMPOSER_FLAG_PGP_SIGN | COMPOSER_FLAG_SAVE_DRAFT), io_priority=io_priority@entry=0, cancellable=cancellable@entry=0x556531dec710 [GCancellable], callback=callback@entry=0x7f8eaad3aba0 <composer_get_message_ready>, user_data=<optimized out>) at e-msg-composer.c:1372
#2  0x00007f8eaad43237 in e_msg_composer_get_message_draft (composer=<optimized out>, io_priority=io_priority@entry=0, cancellable=cancellable@entry=0x556531dec710 [GCancellable], callback=callback@entry=0x7f8ea83b2320 <save_snapshot_get_message_cb>, user_data=user_data@entry=0x556533adab10) at e-msg-composer.c:5218
#3  0x00007f8ea83b230e in save_snapshot_replace_cb (snapshot_file=<optimized out>, result=0x5565338d7140, simple=0x556533adab10 [GSimpleAsyncResult]) at e-autosave-utils.c:331
#4  0x00007f8ed8a45503 in g_task_return_now (task=0x5565338d7140 [GTask]) at ././gio/gtask.c:1121
#5  0x00007f8ed8a45539 in complete_in_idle_cb (task=0x5565338d7140) at ././gio/gtask.c:1135
#6  0x00007f8ed849e6aa in g_main_dispatch (context=0x55652f90c670) at ././glib/gmain.c:3203
#7  0x00007f8ed849e6aa in g_main_context_dispatch (context=context@entry=0x55652f90c670) at ././glib/gmain.c:3856
#8  0x00007f8ed849ea60 in g_main_context_iterate (context=0x55652f90c670, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
#9  0x00007f8ed849ed82 in g_main_loop_run (loop=0x5565318d5bb0) at ././glib/gmain.c:4125
#10 0x00007f8ed8f7ed55 in gtk_main () at ././gtk/gtkmain.c:1312
#11 0x000055652deccc35 in main (argc=<optimized out>, argv=<optimized out>) at main.c:665

Thread 21 (Thread 0x7f8dd6ff5700 (LWP 16884)):
#0  0x00007f8ed819a099 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f8ed84e436a in g_cond_wait_until (cond=cond@entry=0x55652f9522d8, mutex=mutex@entry=0x55652f9522d0, end_time=end_time@entry=944156427978) at ././glib/gthread-posix.c:1442
        now = {tv_sec = 944155, tv_nsec = 927978812}
        span = {tv_sec = 0, tv_nsec = 499999188}
        sampled = 10067
        res = <optimized out>
#2  0x00007f8ed8472e89 in g_async_queue_pop_intern_unlocked (queue=0x55652f9522d0, wait=wait@entry=1, end_time=944156427978) at ././glib/gasyncqueue.c:422
        retval = <optimized out>
        __func__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007f8ed84734e8 in g_async_queue_timeout_pop_unlocked (queue=<optimized out>, timeout=timeout@entry=500000) at ././glib/gasyncqueue.c:570
        end_time = <optimized out>
#4  0x00007f8ed84c6da6 in g_thread_pool_wait_for_new_task (pool=<optimized out>) at ././glib/gthreadpool.c:262
        task = <optimized out>
        pool = 0x55652f952270
#5  0x00007f8ed84c6da6 in g_thread_pool_thread_proxy (data=<optimized out>) at ././glib/gthreadpool.c:296
        pool = 0x55652f952270
#6  0x00007f8ed84c63d5 in g_thread_proxy (data=0x7f8e18e9fe80) at ././glib/gthread.c:784
        thread = 0x7f8e18e9fe80
#7  0x00007f8edc233494 in start_thread (arg=0x7f8dd6ff5700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8dd6ff5700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140247174174464, 5566207150490706177, 0, 140250490030111, 140247174174464, 93893197409264, -5610203005925400319, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 20 (Thread 0x7f8dd9ffb700 (LWP 14107)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed84ae847 in poll (__timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007f8ed84ae847 in g_poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ././glib/gpoll.c:124
#3  0x00007f8ed8a36b85 in g_socket_condition_timed_wait (socket=<optimized out>, condition=<optimized out>, timeout=<optimized out>, cancellable=0x55653503c8e0 [GCancellable], error=0x55652f906f48) at ././gio/gsocket.c:3934
        poll_fd = {{fd = 32, events = 1, revents = 0}, {fd = 91, events = 1, revents = 0}}
        result = <optimized out>
        num = 2
        start_time = 944104190970
        timeout = 1800000
        condition = <optimized out>
        error = 0x55652f906f48
        cancellable = 0x55653503c8e0 [GCancellable]
        socket = <optimized out>
#4  0x00007f8ed8a37aaa in g_socket_receive_with_timeout (socket=0x7f8e70005130 [GSocket], buffer=0x7f8df401db93 <removed>, size=5, timeout=-1, cancellable=0x55653503c8e0 [GCancellable], error=0x55652f906f48) at ././gio/gsocket.c:2806
        start_time = 944104190967
        __func__ = "g_socket_receive_with_timeout"
#5  0x00007f8ed8a1d461 in g_input_stream_read (stream=0x5565316692d0 [GSocketInputStream], buffer=0x7f8df401db93, count=5, cancellable=0x55653503c8e0 [GCancellable], error=0x55652f906f48) at ././gio/ginputstream.c:198
        class = 0x55652f9283f0
        res = <optimized out>
        __func__ = "g_input_stream_read"
#6  0x00007f8e8611b4c5 in g_tls_connection_gnutls_pull_func (transport_data=transport_data@entry=0x55652f906f80, buf=buf@entry=0x7f8df401db93, buflen=buflen@entry=5) at gtlsconnection-gnutls.c:1116
        gnutls = 0x55652f906f80 [GTlsClientConnectionGnutls]
        ret = <optimized out>
#7  0x00007f8ecde5bd85 in _gnutls_stream_read (ms=0x7f8dd9ffa68c, pull_func=0x7f8e8611b460 <g_tls_connection_gnutls_pull_func>, size=5, bufel=<synthetic pointer>, session=0x7f8e7000cef0) at buffers.c:344
        left = 5
        max_size = <optimized out>
        t2 = {tv_sec = 140250278006976, tv_nsec = 93893077765482}
        diff = <optimized out>
        ptr = 0x7f8df401db93 <removed>
        fd = 0x55652f906f80
        ret = <optimized out>
        i = <optimized out>
        t1 = {tv_sec = 2, tv_nsec = 140249808251952}
        ret = <optimized out>
        min = <optimized out>
        bufel = 0x7f8df401db40
        recvdata = 5
        readsize = 5
        __func__ = "_gnutls_io_read_buffered"
#8  0x00007f8ecde5bd85 in _gnutls_read (ms=0x7f8dd9ffa68c, pull_func=0x7f8e8611b460 <g_tls_connection_gnutls_pull_func>, size=5, bufel=<synthetic pointer>, session=0x7f8e7000cef0) at buffers.c:424
        ret = <optimized out>
        min = <optimized out>
        bufel = 0x7f8df401db40
        recvdata = 5
        readsize = 5
        __func__ = "_gnutls_io_read_buffered"
#9  0x00007f8ecde5bd85 in _gnutls_io_read_buffered (session=session@entry=0x7f8e7000cef0, total=5, recv_type=recv_type@entry=4294967295, ms=0x7f8dd9ffa68c) at buffers.c:579
        ret = <optimized out>
        min = <optimized out>
        bufel = 0x7f8df401db40
        recvdata = 5
        readsize = 5
        __func__ = "_gnutls_io_read_buffered"
#10 0x00007f8ecde5608f in recv_headers (ms=<optimized out>, record=0x7f8dd9ffa6e0, htype=4294967295, type=GNUTLS_APPLICATION_DATA, record_params=0x7f8e900010c0, session=0x7f8e7000cef0) at record.c:1045
        ret = <optimized out>
        raw = {data = 0x1 <error: Cannot access memory at address 0x1>, size = 2249304544}
        packet_sequence = <optimized out>
        ciphertext = {data = 0xbf401db40 <error: Cannot access memory at address 0xbf401db40>, size = 0}
        bufel = <optimized out>
        decrypted = 0x0
        t = {data = 0x7f8e86124532 "glib-networking", size = 3634329518}
        ret = <optimized out>
        empty_fragments = 0
        record_params = 0x7f8e900010c0
        record_state = 0x7f8e90001100
        record = {header_size = 5, version = <incomplete sequence \330>, sequence = {i = <removed>}, length = 32653, packet_size = 5, type = 1, epoch = 1, v2 = 0}
        __func__ = "_gnutls_recv_in_buffers"
#11 0x00007f8ecde5608f in _gnutls_recv_in_buffers (session=session@entry=0x7f8e7000cef0, type=type@entry=GNUTLS_APPLICATION_DATA, htype=htype@entry=4294967295, ms=<optimized out>, ms@entry=0) at record.c:1173
        packet_sequence = <optimized out>
        ciphertext = {data = 0xbf401db40 <error: Cannot access memory at address 0xbf401db40>, size = 0}
        bufel = <optimized out>
        decrypted = 0x0
        t = {data = 0x7f8e86124532 "glib-networking", size = 3634329518}
        ret = <optimized out>
        empty_fragments = 0
        record_params = 0x7f8e900010c0
        record_state = 0x7f8e90001100
        record = {header_size = 5, version = <incomplete sequence \330>, sequence = {i = <removed>}, length = 32653, packet_size = 5, type = 1, epoch = 1, v2 = 0}
        __func__ = "_gnutls_recv_in_buffers"
#12 0x00007f8ecde57911 in _gnutls_recv_int (session=0x7f8e7000cef0, type=GNUTLS_APPLICATION_DATA, data=0x7f8e70008010 <removed>, data_size=4096, seq=0x0, ms=0) at record.c:1471
        ret = <optimized out>
        ms = 0
        seq = 0x0
        data = 0x7f8e70008010 <removed>
        type = GNUTLS_APPLICATION_DATA
        data_size = 4096
        session = 0x7f8e7000cef0
        ret = <optimized out>
#13 0x00007f8e8611d07b in g_tls_connection_gnutls_read (gnutls=gnutls@entry=0x55652f906f80 [GTlsClientConnectionGnutls], buffer=buffer@entry=0x7f8e70008010, count=count@entry=4096, blocking=blocking@entry=1, cancellable=cancellable@entry=0x55653503c8e0 [GCancellable], error=error@entry=0x7f8dd9ffaa88) at gtlsconnection-gnutls.c:1570
        ret = <optimized out>
#14 0x00007f8e8611f281 in g_tls_input_stream_gnutls_read (stream=<optimized out>, buffer=0x7f8e70008010, count=4096, cancellable=0x55653503c8e0 [GCancellable], error=0x7f8dd9ffaa88) at gtlsinputstream-gnutls.c:71
        tls_stream = <optimized out>
        conn = 0x55652f906f80 [GTlsClientConnectionGnutls]
        ret = <optimized out>
#15 0x00007f8ed8a1d461 in g_input_stream_read (stream=0x7f8e7c001a50 [GTlsInputStreamGnutls], buffer=0x7f8e70008010, count=4096, cancellable=0x55653503c8e0 [GCancellable], error=0x7f8dd9ffaa88) at ././gio/ginputstream.c:198
        class = 0x7f8e8800be50
        res = <optimized out>
        __func__ = "g_input_stream_read"
#16 0x00007f8ed89f9242 in fill_input_buffer (stream=stream@entry=0x7f8e88004620 [GConverterInputStream], at_least_size=at_least_size@entry=4096, blocking=blocking@entry=1, cancellable=cancellable@entry=0x55653503c8e0 [GCancellable], error=error@entry=0x7f8dd9ffaa88) at ././gio/gconverterinputstream.c:357
        priv = 0x7f8e880045a0
        base_stream = <optimized out>
        nread = -516
#17 0x00007f8ed89f9651 in read_internal (stream=0x7f8e88004620 [GConverterInputStream], buffer=0x7f8e7000efa0, count=4096, blocking=1, cancellable=0x55653503c8e0 [GCancellable], error=0x7f8dd9ffaa88) at ././gio/gconverterinputstream.c:420
        cstream = 0x7f8e88004620 [GConverterInputStream]
        priv = 0x7f8e880045a0
        total_bytes_read = 0
        nread = <optimized out>
        res = <optimized out>
        bytes_read = 0
        bytes_written = 93893169498336
        my_error = 0x7f8e980015d0
        my_error2 = 0x7f8e70004890
        __func__ = "read_internal"
#18 0x00007f8ed8a1d461 in g_input_stream_read (stream=stream@entry=0x7f8e88004620 [GConverterInputStream], buffer=0x7f8e7000efa0, count=4096, cancellable=cancellable@entry=0x55653503c8e0 [GCancellable], error=error@entry=0x7f8dd9ffaa88) at ././gio/ginputstream.c:198
        class = 0x7f8e70004890
        res = <optimized out>
        __func__ = "g_input_stream_read"
#19 0x00007f8eb5a47536 in imapx_input_stream_fill (is=is@entry=0x5565313aec70 [CamelIMAPXInputStream], cancellable=cancellable@entry=0x55653503c8e0 [GCancellable], error=error@entry=0x7f8dd9ffaa88) at camel-imapx-input-stream.c:85
        base_stream = 0x7f8e88004620 [GConverterInputStream]
        left = <optimized out>
        __func__ = "imapx_input_stream_fill"
#20 0x00007f8eb5a47b4c in camel_imapx_input_stream_token (is=0x5565313aec70 [CamelIMAPXInputStream], data=data@entry=0x7f8dd9ffaa90, len=len@entry=0x7f8dd9ffaa84, cancellable=cancellable@entry=0x55653503c8e0 [GCancellable], error=error@entry=0x7f8dd9ffaa88) at camel-imapx-input-stream.c:728
        c = <optimized out>
        oe = <optimized out>
        o = 0x7f8eb5a52815 <imapx_untagged+517> <removed>
        p = 0x7f8e7000efb1 <removed>
        e = <optimized out>
        literal = <optimized out>
        digits = <optimized out>
        is_literal8 = 0
        __func__ = "camel_imapx_input_stream_token"
#21 0x00007f8eb5a55a1d in imapx_step (error=0x7f8dd9ffaa88, cancellable=0x55653503c8e0 [GCancellable], output_stream=0x5565313aed10 [GConverterOutputStream], input_stream=0x5565313aec70 [CamelIMAPXInputStream], is=0x55652f906e10 [CamelIMAPXServer]) at camel-imapx-server.c:2409
        len = 0
        token = 0x0
        tok = <optimized out>
        success = 0
        cp = <optimized out>
        input_stream = 0x5565313aec70 [CamelIMAPXInputStream]
        output_stream = 0x5565313aed10 [GConverterOutputStream]
        cp_literal_plus = <optimized out>
        head = <optimized out>
        string = <optimized out>
        success = <optimized out>
        local_error = 0x0
        __func__ = "camel_imapx_server_process_command_sync"
#22 0x00007f8eb5a55a1d in camel_imapx_server_process_command_sync (is=is@entry=0x55652f906e10 [CamelIMAPXServer], ic=ic@entry=0x556532863700, error_prefix=<optimized out>, cancellable=cancellable@entry=0x55653503c8e0 [GCancellable], error=error@entry=0x7f8dd9ffab00) at camel-imapx-server.c:3855
        cp = <optimized out>
        input_stream = 0x5565313aec70 [CamelIMAPXInputStream]
        output_stream = 0x5565313aed10 [GConverterOutputStream]
        cp_literal_plus = <optimized out>
        head = <optimized out>
        string = <optimized out>
        success = <optimized out>
        local_error = 0x0
        __func__ = "camel_imapx_server_process_command_sync"
#23 0x00007f8eb5a5e1f9 in imapx_server_idle_thread (user_data=0x556536456820) at camel-imapx-server.c:6232
        itd = 0x556536456820
        is = 0x55652f906e10 [CamelIMAPXServer]
        mailbox = 0x5565324e46d0 [CamelIMAPXMailbox]
        ic = 0x556532863700
        cp = <optimized out>
        idle_cancellable = 0x55653503c8e0 [GCancellable]
        local_error = 0x0
        previous_timeout = 90
        success = 1
        rather_disconnect = 0
        __func__ = "imapx_server_idle_thread"
#24 0x00007f8ed84c63d5 in g_thread_proxy (data=0x7f8e18002370) at ././glib/gthread.c:784
        thread = 0x7f8e18002370
#25 0x00007f8edc233494 in start_thread (arg=0x7f8dd9ffb700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8dd9ffb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140247224530688, 5566207150490706177, 0, 140730682049727, 140247224530688, 93893169494528, -5610200807975886591, -5610751005944258303}, 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"
#26 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 19 (Thread 0x7f8e0dff9700 (LWP 25018)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8e9a904c00, timeout=<optimized out>, context=0x7f8e9a4ed130) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e9a904c00
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e9a4ed130, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e9a904c00
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e98007220) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf138000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 15, m_end = 15, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f8ebf1c2100, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e9a4ed130}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf137000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e9800a5d0}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e0dff8b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6ee0
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e0dff8b00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6ee0, _M_const_object = 0x7f8ebf1f6ee0, _M_function_pointer = 0x7f8ebf1f6ee0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6ee0, this adjustment 140251491085794}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ece10) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6ee0, _M_const_object = 0x7f8ebf1f6ee0, _M_function_pointer = 0x7f8ebf1f6ee0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6ee0, this adjustment 140251491085794}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9a50) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9a50
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e0dff9700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e0dff9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140248096937728, 5566207150490706177, 0, 140730682049263, 0, 140251580977216, -5610579041049583359, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 18 (Thread 0x7f8e849fd700 (LWP 25010)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8e280204a0, timeout=<optimized out>, context=0x7f8e2800e340) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e280204a0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e2800e340, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e280204a0
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e28018970) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1f7618: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e2800e340}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1cd100, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e28051190}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e849fcb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6c80
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e849fcb00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6c80, _M_const_object = 0x7f8ebf1f6c80, _M_function_pointer = 0x7f8ebf1f6c80, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6c80, this adjustment 140251068511352}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec690) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6c80, _M_const_object = 0x7f8ebf1f6c80, _M_function_pointer = 0x7f8ebf1f6c80, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6c80, this adjustment 140251068511352}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9ea0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9ea0
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e849fd700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e849fd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250087151360, 5566207150490706177, 0, 140730682035967, 140250087151360, 93893127090096, -5610875086702845695, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 17 (Thread 0x7f8e0e7fa700 (LWP 25017)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8e24008a00, timeout=<optimized out>, context=0x7f8e24001340) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e24008a00
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e24001340, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e24008a00
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e240008e0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf14b000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 3, m_end = 3, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f8ebf1cd380, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e24001340}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf19e000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e24005d60}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e0e7f9b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6e80
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e0e7f9b00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6e80, _M_const_object = 0x7f8ebf1f6e80, _M_function_pointer = 0x7f8ebf1f6e80, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6e80, this adjustment 93893078075904}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ecdc0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6e80, _M_const_object = 0x7f8ebf1f6e80, _M_function_pointer = 0x7f8ebf1f6e80, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6e80, this adjustment 93893078075904}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9a00) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9a00
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e0e7fa700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e0e7fa700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140248105330432, 5566207150490706177, 0, 140730682049279, 0, 140251580977216, -5610571343931318015, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 16 (Thread 0x7f8e9f440700 (LWP 21877)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8e90001a50, timeout=<optimized out>, context=0x7f8e70012b00) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e90001a50
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e70012b00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e90001a50
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e90001a10) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed4fbc1b3 in book_client_dbus_thread (user_data=0x7f8e70012b00) at e-book-client.c:324
        main_context = 0x7f8e70012b00
        main_loop = 0x7f8e90001a10
#5  0x00007f8ed84c63d5 in g_thread_proxy (data=0x7f8e70001ad0) at ././glib/gthread.c:784
        thread = 0x7f8e70001ad0
#6  0x00007f8edc233494 in start_thread (arg=0x7f8e9f440700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e9f440700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250534119168, 5566207150490706177, 0, 140250490029503, 140250534119168, 93893106648112, -5610889825419992831, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 15 (Thread 0x7f8dda7fc700 (LWP 25009)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8e00001300, timeout=<optimized out>, context=0x7f8e00002800) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e00001300
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e00002800, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e00001300
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e00007ad0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1ba168: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 3, m_end = 3, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f8ebf1cde00, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e00002800}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1b9100, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e00003610}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8dda7fbb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6c40
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8dda7fbb00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6c40, _M_const_object = 0x7f8ebf1f6c40, _M_function_pointer = 0x7f8ebf1f6c40, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6c40, this adjustment 140251490931638}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec640) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6c40, _M_const_object = 0x7f8ebf1f6c40, _M_function_pointer = 0x7f8ebf1f6c40, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6c40, this adjustment 140251490931638}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9e70) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9e70
#10 0x00007f8edc233494 in start_thread (arg=0x7f8dda7fc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8dda7fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140247232923392, 5566207150490706177, 0, 140730682035951, 140247232923392, 93893157990144, -5610193110857621247, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 14 (Thread 0x7f8ddbfff700 (LWP 25011)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8dfc001be0, timeout=<optimized out>, context=0x7f8dfc001530) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8dfc001be0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8dfc001530, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8dfc001be0
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8dfc00ce40) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf17a000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8dfc001530}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1b9b00, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8dfc008590}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8ddbffeb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6ca0
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8ddbffeb00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6ca0, _M_const_object = 0x7f8ebf1f6ca0, _M_function_pointer = 0x7f8ebf1f6ca0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6ca0, this adjustment 140251370831874}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec6e0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6ca0, _M_const_object = 0x7f8ebf1f6ca0, _M_function_pointer = 0x7f8ebf1f6ca0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6ca0, this adjustment 140251370831874}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9ec0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9ec0
#10 0x00007f8edc233494 in start_thread (arg=0x7f8ddbfff700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8ddbfff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140247258101504, 5566207150490706177, 0, 140730682036047, 140247258101504, 93893184004000, -5610196412076859135, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 13 (Thread 0x7f8e9ea39700 (LWP 21830)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8e94009cc0, timeout=<optimized out>, context=0x7f8e94008ee0) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e94009cc0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e94008ee0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e94009cc0
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e94002c90) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1d8000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e94008ee0}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1d7000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e940084b0}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e9ea38b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6500
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e9ea38b00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6500, _M_const_object = 0x7f8ebf1f6500, _M_function_pointer = 0x7f8ebf1f6500, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6500, this adjustment 140251370831874}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec190) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6500, _M_const_object = 0x7f8ebf1f6500, _M_function_pointer = 0x7f8ebf1f6500, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6500, this adjustment 140251370831874}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9070) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9070
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e9ea39700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e9ea39700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250523604736, 5566207150490706177, 0, 140730682041471, 140250523604736, 93893111353840, -5610888450493587199, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 12 (Thread 0x7f8e2e9da700 (LWP 21848)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8e10001370, timeout=<optimized out>, context=0x7f8e10000900) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e10001370
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e10000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e10001370
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e10001240) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1bf000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 13, m_end = 13, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f8ebf15e888, m_capacity = 21, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e10000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1be000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e10001260}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e2e9d9b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6900
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e2e9d9b00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6900, _M_const_object = 0x7f8ebf1f6900, _M_function_pointer = 0x7f8ebf1f6900, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6900, this adjustment 140251371005255}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec500) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6900, _M_const_object = 0x7f8ebf1f6900, _M_function_pointer = 0x7f8ebf1f6900, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6900, this adjustment 140251371005255}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f90f0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f90f0
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e2e9da700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e2e9da700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140248644167424, 5566207150490706177, 0, 140730682049279, 0, 140251580977216, -5610501267244916479, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 11 (Thread 0x7f8e2e1d9700 (LWP 21849)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8e14001370, timeout=<optimized out>, context=0x7f8e14000900) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e14001370
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e14000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8e14001370
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e14001240) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1ba000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 10, m_end = 10, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f8ebf1b3000, m_capacity = 27, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e14000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1b9000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e14001260}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e2e1d8b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6960
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e2e1d8b00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6960, _M_const_object = 0x7f8ebf1f6960, _M_function_pointer = 0x7f8ebf1f6960, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6960, this adjustment 140251068362752}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec550) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6960, _M_const_object = 0x7f8ebf1f6960, _M_function_pointer = 0x7f8ebf1f6960, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6960, this adjustment 140251068362752}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f91b0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f91b0
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e2e1d9700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e2e1d9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140248635774720, 5566207150490706177, 0, 140730682049263, 0, 140251580977216, -5610500168270159615, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 10 (Thread 0x7f8eb66a9700 (LWP 21763)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8ea40da2e0, timeout=<optimized out>, context=0x55652f934b00) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8ea40da2e0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x55652f934b00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8ea40da2e0
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x55653128e7e0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8edbfafb27 in source_registry_object_manager_thread (data=0x55653128bd80) at e-source-registry.c:1164
        object_manager = 0x7f8eb0006db0
        closure = 0x55653128bd80
        idle_source = 0x7f8ea40db050
        list = <optimized out>
        link = <optimized out>
        object_added_handler_id = 645
        object_removed_handler_id = 646
        notify_name_owner_handler_id = 647
        __func__ = "source_registry_object_manager_thread"
#5  0x00007f8ed84c63d5 in g_thread_proxy (data=0x55653128e8f0) at ././glib/gthread.c:784
        thread = 0x55653128e8f0
#6  0x00007f8edc233494 in start_thread (arg=0x7f8eb66a9700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8eb66a9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250922522368, 5566207150490706177, 0, 140730682049503, 0, 140251580977216, -5610835064050097919, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 9 (Thread 0x7f8e9d236700 (LWP 21829)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8e78001200, timeout=<optimized out>, context=0x7f8e78001d90) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e78001200
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e78001d90, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e78001200
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e78001ed0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1da000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e78001d90}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1fa600, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e78001ef0}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e9d235b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f64e0
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e9d235b00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f64e0, _M_const_object = 0x7f8ebf1f64e0, _M_function_pointer = 0x7f8ebf1f64e0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f64e0, this adjustment 140251068510208}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec140) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f64e0, _M_const_object = 0x7f8ebf1f64e0, _M_function_pointer = 0x7f8ebf1f64e0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f64e0, this adjustment 140251068510208}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9050) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9050
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e9d236700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e9d236700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250498426624, 5566207150490706177, 0, 140730682041391, 140250498426624, 140250412243440, -5610893945367371519, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 8 (Thread 0x7f8ebde57700 (LWP 21759)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=6, fds=0x7f8eb0023bc0, timeout=<optimized out>, context=0x55652f95e560) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 6
        allocated_nfds = 6
        fds = 0x7f8eb0023bc0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x55652f95e560, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 6
        allocated_nfds = 6
        fds = 0x7f8eb0023bc0
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x55652f95d1e0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed8a86656 in gdbus_shared_thread_func (user_data=0x55652f95d220) at ././gio/gdbusprivate.c:247
        data = 0x55652f95d220
#5  0x00007f8ed84c63d5 in g_thread_proxy (data=0x55652f8ab450) at ././glib/gthread.c:784
        thread = 0x55652f8ab450
#6  0x00007f8edc233494 in start_thread (arg=0x7f8ebde57700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8ebde57700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140251048015616, 5566207150490706177, 0, 140730682045471, 0, 140251580977216, -5610825276893372159, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 7 (Thread 0x7f8e0d54f700 (LWP 5880)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8e873d8c91 in poll (__timeout=-1, __nfds=3, __fds=0x7f8df00028f0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
        mutex = 0x5565319f92c0
#2  0x00007f8e873d8c91 in poll_func (ufds=0x7f8df00028f0, nfds=3, timeout=-1, userdata=0x5565319f92c0) at pulse/thread-mainloop.c:69
        mutex = 0x5565319f92c0
#3  0x00007f8e873ca4a1 in pa_mainloop_poll (m=m@entry=0x55653615de00) at pulse/mainloop.c:844
        __func__ = "pa_mainloop_poll"
        __PRETTY_FUNCTION__ = "pa_mainloop_poll"
#4  0x00007f8e873cab3e in pa_mainloop_iterate (m=0x55653615de00, block=<optimized out>, retval=0x0) at pulse/mainloop.c:926
        r = 0
#5  0x00007f8e873cabf0 in pa_mainloop_run (m=0x55653615de00, retval=retval@entry=0x0) at pulse/mainloop.c:944
        r = <optimized out>
#6  0x00007f8e873d8bd9 in thread (userdata=0x55653253ca30) at pulse/thread-mainloop.c:100
        m = 0x55653253ca30
        mask = {__val = {18446744067267100671, 18446744073709551615 <repeats 15 times>}}
        prev_mask = {__val = {0, 0, 0, 0, 0, 0, 4, 0, 0, 140247593648160, 40, 0, 140730682049423, 0, 140251580977216, 140251487210884}}
        sa = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0 <repeats 16 times>}}, sa_flags = 0, sa_restorer = 0x0}
#7  0x00007f8e871782c8 in internal_thread_func (userdata=0x5565329e78c0) at pulsecore/thread-posix.c:81
        t = 0x5565329e78c0
#8  0x00007f8edc233494 in start_thread (arg=0x7f8e0d54f700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e0d54f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140248085755648, 5566207150490706177, 0, 140730682049423, 0, 140251580977216, -5610577762223070975, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 6 (Thread 0x7f8e87fff700 (LWP 21828)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8e80001870, timeout=<optimized out>, context=0x7f8e80001c60) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e80001870
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=0x7f8e80001c60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8e80001870
#3  0x00007f8ed849ed82 in g_main_loop_run (loop=0x7f8e80002d20) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f8ed1259a20 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f8ebf1e5000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f8ed1417ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 11, m_end = 11, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f8ebf1fa700, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f8e80001c60}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f8ebf1e4000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f8e80001800}}
        nestedMainLoop = <optimized out>
#5  0x00007f8ed12586a4 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f8e87ffeb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f8ebf1f6480
#6  0x00007f8ed12586a4 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/functional:1731
#7  0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e87ffeb00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6480, _M_const_object = 0x7f8ebf1f6480, _M_function_pointer = 0x7f8ebf1f6480, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6480, this adjustment 140251490931638}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec0f0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8ebf1f6480, _M_const_object = 0x7f8ebf1f6480, _M_function_pointer = 0x7f8ebf1f6480, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8ebf1f6480, this adjustment 140251490931638}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed12585a0 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed1258600 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f9010) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f9010
#10 0x00007f8edc233494 in start_thread (arg=0x7f8e87fff700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e87fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250143782656, 5566207150490706177, 0, 140730682041375, 140250143782656, 140250210901488, -5610873711239569151, -5610751005944258303}, 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"
#11 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 5 (Thread 0x7f8e851fe700 (LWP 21834)):
#0  0x00007f8edc239508 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f8ed1230869 in __gthread_cond_timedwait (__abs_timeout=0x7f8e851fd880, __mutex=<optimized out>, __cond=0x7f8ebf1d2030) at /usr/include/x86_64-linux-gnu/c++/6/bits/gthr-default.h:871
        __ts = {tv_sec = 1495587420, tv_nsec = 496534904}
        __c_entry = {__d = {__r = 944154250461440}}
        __s_entry = <optimized out>
        locker = {_M_device = 0x7f8ebf1d2008, _M_owns = true}
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#2  0x00007f8ed1230869 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > >(std::unique_lock<std::mutex>&, std::chrono::time_point<std::chrono::_V2::system_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > const&) (__atime=<synthetic pointer>..., __lock=..., this=<optimized out>) at /usr/include/c++/6/condition_variable:166
        __ts = {tv_sec = 1495587420, tv_nsec = 496534904}
        __c_entry = {__d = {__r = 944154250461440}}
        __s_entry = <optimized out>
        locker = {_M_device = 0x7f8ebf1d2008, _M_owns = true}
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#3  0x00007f8ed1230869 in std::condition_variable::wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >(std::unique_lock<std::mutex>&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > const&) (__atime=<synthetic pointer>..., __lock=..., this=<optimized out>) at /usr/include/c++/6/condition_variable:119
        __c_entry = {__d = {__r = 944154250461440}}
        __s_entry = <optimized out>
        locker = {_M_device = 0x7f8ebf1d2008, _M_owns = true}
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#4  0x00007f8ed1230869 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=0x7f8e851fd8ff, validation=..., beforeSleep=..., timeout=timeout@entry=...) at ./Source/WTF/wtf/ParkingLot.cpp:603
        locker = {_M_device = 0x7f8ebf1d2008, _M_owns = true}
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#5  0x00007f8ed12239cf 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=0x7f8e851fd8ff) at ./Source/WTF/wtf/ParkingLot.h:77
        relativeTimeoutNanoseconds = <optimized out>
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f8e851fd8fe}
#6  0x00007f8ed12239cf 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=0x7f8e851fd8ff) at ./Source/WTF/wtf/Condition.h:74
        relativeTimeoutNanoseconds = <optimized out>
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f8e851fd8fe}
#7  0x00007f8ed12239cf in WTF::ConditionBase::waitForImpl<WTF::Lock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >(WTF::Lock&, std::chrono::duration<long, std::ratio<1l, 1000000000l> > const&) (relativeTimeout=<synthetic pointer>..., lock=..., this=0x7f8e851fd8ff) at ./Source/WTF/wtf/Condition.h:235
        relativeTimeoutNanoseconds = <optimized out>
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f8e851fd8fe}
#8  0x00007f8ed12239cf in WTF::ConditionBase::waitForSecondsImpl<WTF::Lock>(WTF::Lock&, double) (relativeTimeoutSeconds=<optimized out>, lock=..., this=0x7f8e851fd8ff) at ./Source/WTF/wtf/Condition.h:229
        relativeTimeoutNanoseconds = <optimized out>
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f8e851fd8fe}
#9  0x00007f8ed12239cf in WTF::ConditionBase::waitUntilMonotonicClockSeconds<WTF::Lock>(WTF::Lock&, double) (absoluteTimeoutSeconds=944157.65045900003, lock=..., this=0x7f8e851fd8ff) at ./Source/WTF/wtf/Condition.h:142
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f8e851fd8fe}
#10 0x00007f8ed12239cf in WTF::sleep(double) (value=<optimized out>) at ./Source/WTF/wtf/CurrentTime.cpp:343
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f8e851fd8fe}
#11 0x00007f8ed9ff546d in WebKit::MemoryPressureMonitor::<lambda()>::operator() (__closure=<optimized out>) at ./Source/WebKit2/UIProcess/linux/MemoryPressureMonitor.cpp:254
        pollInterval = <optimized out>
        this = <optimized out>
#12 0x00007f8ed9ff546d in std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1731
#13 0x00007f8ed1233545 in std::function<void ()>::operator()() const (this=0x7f8e851fdb00) at /usr/include/c++/6/functional:2127
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_const_object = 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_function_pointer = 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed9ff53b0 <std::_Function_base::_Base_manager<WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed9ff5430 <std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#14 0x00007f8ed1233545 in WTF::threadEntryPoint(void*) (contextData=0x7f8ebf1ec280) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_const_object = 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_function_pointer = 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f8edbf305b0 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>}, _M_pod_data = <removed>}, _M_manager = 0x7f8ed9ff53b0 <std::_Function_base::_Base_manager<WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f8ed9ff5430 <std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#15 0x00007f8ed125731a in WTF::wtfThreadEntryPoint(void*) (param=0x7f8ebf1f90a0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = std::unique_ptr<WTF::ThreadFunctionInvocation> containing 0x7f8ebf1f90a0
#16 0x00007f8edc233494 in start_thread (arg=0x7f8e851fe700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8e851fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250095544064, 5566207150490706177, 0, 140730682042415, 0, 140251580977216, -5610876185677602559, -5610751005944258303}, 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 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 4 (Thread 0x7f8ebe658700 (LWP 21758)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f8eb80008e0, timeout=<optimized out>, context=0x55652f952410) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8eb80008e0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=context@entry=0x55652f952410, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f8eb80008e0
#3  0x00007f8ed849eb0c in g_main_context_iteration (context=0x55652f952410, may_block=may_block@entry=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#4  0x00007f8ed849eb51 in glib_worker_main (data=<optimized out>) at ././glib/gmain.c:5783
#5  0x00007f8ed84c63d5 in g_thread_proxy (data=0x55652f8ab400) at ././glib/gthread.c:784
        thread = 0x55652f8ab400
#6  0x00007f8edc233494 in start_thread (arg=0x7f8ebe658700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8ebe658700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140251056408320, 5566207150490706177, 0, 140730682045119, 0, 140251580977216, -5610817579775106815, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 3 (Thread 0x7f8eb6eaa700 (LWP 21762)):
#0  0x00007f8ed81954ed in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed849e9f6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f8eac0010c0, timeout=<optimized out>, context=0x55653122bee0) at ././glib/gmain.c:4228
        poll_func = 0x7f8ed84ae840 <g_poll>
        max_priority = 2147483647
        timeout = 24943
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8eac0010c0
#2  0x00007f8ed849e9f6 in g_main_context_iterate (context=context@entry=0x55653122bee0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = 24943
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f8eac0010c0
#3  0x00007f8ed849eb0c in g_main_context_iteration (context=context@entry=0x55653122bee0, may_block=may_block@entry=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#4  0x00007f8eb6eb246d in dconf_gdbus_worker_thread (user_data=0x55653122bee0) at dconf-gdbus-thread.c:82
        context = 0x55653122bee0
#5  0x00007f8ed84c63d5 in g_thread_proxy (data=0x556531223940) at ././glib/gthread.c:784
        thread = 0x556531223940
#6  0x00007f8edc233494 in start_thread (arg=0x7f8eb6eaa700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8eb6eaa700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140250930915072, 5566207150490706177, 0, 140730682048927, 0, 140251580977216, -5610836163024854783, -5610751005944258303}, 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  0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 2 (Thread 0x7f8ebfa14700 (LWP 21757)):
#0  0x00007f8edc23c7dd in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8ed125df74 in std::this_thread::sleep_for<long, std::ratio<1l, 1000l> >(std::chrono::duration<long, std::ratio<1l, 1000l> > const&) (__rtime=<synthetic pointer>...) at /usr/include/c++/6/thread:323
        __ts = {tv_sec = 0, tv_nsec = 447507846}
#2  0x00007f8ed125df74 in bmalloc::sleep (duration=..., lock=...) at ./Source/bmalloc/bmalloc/StaticMutex.h:65
#3  0x00007f8ed125df74 in bmalloc::waitUntilFalse (condition=@0x7f8ed1447e58: false, sleepDuration=..., lock=...) at ./Source/bmalloc/bmalloc/StaticMutex.h:75
#4  0x00007f8ed125df74 in bmalloc::Heap::scavenge(std::unique_lock<bmalloc::StaticMutex>&, std::chrono::duration<long, std::ratio<1l, 1000l> >) (this=this@entry=0x7f8ed1447260 <bmalloc::PerProcess<bmalloc::Heap>::s_memory>, lock=..., sleepDuration=sleepDuration@entry=...) at ./Source/bmalloc/bmalloc/Heap.cpp:112
#5  0x00007f8ed125e0df in bmalloc::Heap::concurrentScavenge() (this=0x7f8ed1447260 <bmalloc::PerProcess<bmalloc::Heap>::s_memory>) at ./Source/bmalloc/bmalloc/Heap.cpp:107
        lock = {_M_device = 0x7f8ed1447fe8 <bmalloc::PerProcess<bmalloc::Heap>::s_mutex>, _M_owns = false}
#6  0x00007f8ed125f22e in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop() (this=0x7f8ed1447e60 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3072>) at ./Source/bmalloc/bmalloc/AsyncTask.h:121
        expectedState = bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::RunRequested
#7  0x00007f8ed125f3f9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint(bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>*) (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:106
#8  0x00007f8ed616ce6f in std::execute_native_thread_routine(void*) (__p=0x55652f8c70d0) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = std::unique_ptr<std::thread::_State> containing 0x55652f8c70d0
#9  0x00007f8edc233494 in start_thread (arg=0x7f8ebfa14700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f8ebfa14700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140251077101312, 5566207150490706177, 0, 140730682050063, 0, 140251580977216, -5610820292046954239, -5610751005944258303}, 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"
#10 0x00007f8ed819e93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 1 (Thread 0x7f8edd976000 (LWP 21742)):
#0  0x00007f8ed8136496 in strlen () at ../sysdeps/x86_64/strlen.S:106
#1  0x00007f8eaad42193 in composer_build_message (composer=<optimized out>, flags=(COMPOSER_FLAG_PGP_SIGN | COMPOSER_FLAG_SAVE_DRAFT), io_priority=io_priority@entry=0, cancellable=cancellable@entry=0x556531dec710 [GCancellable], callback=callback@entry=0x7f8eaad3aba0 <composer_get_message_ready>, user_data=<optimized out>) at e-msg-composer.c:1372
        length = <optimized out>
        pre_encode = <optimized out>
        inline_images_parts = 0x0
        link = <optimized out>
        text = 0x0
        editor = <optimized out>
        cnt_editor = 0x0
        priv = 0x55653278a7a0
        simple = <optimized out>
        context = 0x7f8df80272d0
        view = <optimized out>
        store = 0x556535d6e400
        table = <optimized out>
        html = <optimized out>
        mi = <optimized out>
        extension_name = 0x7f8eaad4464b "Mail Identity"
        iconv_charset = <optimized out>
        identity_uid = <optimized out>
        organization = <optimized out>
        body = 0x0
        type = <optimized out>
        stream = <optimized out>
        mem_stream = <optimized out>
        part = <optimized out>
        data = 0x7f8eb007bb00
        source = <optimized out>
        message_uid = <optimized out>
        from_domain = 0x556535d5aed5 <removed>
        i = <optimized out>
        __func__ = "composer_build_message"
#2  0x00007f8eaad43237 in e_msg_composer_get_message_draft (composer=<optimized out>, io_priority=io_priority@entry=0, cancellable=cancellable@entry=0x556531dec710 [GCancellable], callback=callback@entry=0x7f8ea83b2320 <save_snapshot_get_message_cb>, user_data=user_data@entry=0x556533adab10) at e-msg-composer.c:5218
        editor = <optimized out>
        cnt_editor = <optimized out>
        simple = <optimized out>
        flags = <optimized out>
        action = <optimized out>
        __func__ = "e_msg_composer_get_message_draft"
#3  0x00007f8ea83b230e in save_snapshot_replace_cb (snapshot_file=<optimized out>, result=0x5565338d7140, simple=0x556533adab10 [GSimpleAsyncResult]) at e-autosave-utils.c:331
        object = 0x55653278ab20 [EMsgComposer]
        context = <optimized out>
        output_stream = <optimized out>
        local_error = 0x0
        __func__ = "save_snapshot_replace_cb"
#4  0x00007f8ed8a45503 in g_task_return_now (task=0x5565338d7140 [GTask]) at ././gio/gtask.c:1121
#5  0x00007f8ed8a45539 in complete_in_idle_cb (task=0x5565338d7140) at ././gio/gtask.c:1135
#6  0x00007f8ed849e6aa in g_main_dispatch (context=0x55652f90c670) at ././glib/gmain.c:3203
        dispatch = 0x7f8ed849b0d0 <g_idle_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x5565338d7140
        callback = 0x7f8ed8a45530 <complete_in_idle_cb>
        cb_funcs = <optimized out>
        cb_data = 0x7f8dd0008350
        need_destroy = <optimized out>
        source = 0x7f8dd0020180
        current = 0x55652f948190
        i = 0
#7  0x00007f8ed849e6aa in g_main_context_dispatch (context=context@entry=0x55652f90c670) at ././glib/gmain.c:3856
#8  0x00007f8ed849ea60 in g_main_context_iterate (context=0x55652f90c670, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 4
        allocated_nfds = 4
        fds = <optimized out>
#9  0x00007f8ed849ed82 in g_main_loop_run (loop=0x5565318d5bb0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#10 0x00007f8ed8f7ed55 in gtk_main () at ././gtk/gtkmain.c:1312
        loop = 0x5565318d5bb0
#11 0x000055652deccc35 in main (argc=<optimized out>, argv=<optimized out>) at main.c:665
        settings = <optimized out>
        success = <optimized out>
        error = 0x0
