.
Thread 7 (LWP 935):
#0  0x00007f517b92f8dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f517be661ec in g_main_context_poll (priority=2147483647, n_fds=5, fds=0x7f5158013c50, timeout=<optimized out>, context=0x15f2ba0) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:4135
        poll_func = 0x7f517be750e0 <g_poll>
#2  g_main_context_iterate (context=0x15f2ba0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3835
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = 5
        fds = 0x7f5158013c50
#3  0x00007f517be66572 in g_main_loop_run (loop=0x15f2b30) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:4034
        __func__ = "g_main_loop_run"
#4  0x00007f517c66b4c6 in gdbus_shared_thread_func (user_data=0x15f2b70) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./gio/gdbusprivate.c:246
        data = 0x15f2b70
#5  0x00007f517be8c965 in g_thread_proxy (data=0x15d94a0) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gthread.c:778
        thread = <optimized out>
#6  0x00007f517bc056aa in start_thread (arg=0x7f5167298700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f5167298700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139987599853312, 6164025319283378097, 0, 140727090890879, 139987599854016, 23014256, -6113132864652032079, -6113086883385030735}, 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  0x00007f517b93aeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 6 (LWP 1009):
#0  0x00007f517b92f8dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f51711d9a3a in poll (__timeout=-1, __nfds=1, __fds=0x7f5156d42120) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
No locals.
#2  read_block (len=8, buf=0x7f514400c3e0, fd=33) at ../../src/xcb_in.c:383
        pfd = {fd = 33, events = 1, revents = 0}
        ret = <optimized out>
        done = 0
#3  _xcb_in_read_block (c=c@entry=0x7f5144007120, buf=0x7f514400c3e0, len=len@entry=8) at ../../src/xcb_in.c:979
        done = 0
#4  0x00007f51711d7a03 in read_setup (c=0x7f5144007120) at ../../src/xcb_conn.c:157
No locals.
#5  xcb_connect_to_fd (fd=fd@entry=33, auth_info=auth_info@entry=0x0) at ../../src/xcb_conn.c:339
        c = 0x7f5144007120
#6  0x00007f51711db379 in xcb_connect_to_display_with_auth_info (displayname=<optimized out>, auth=auth@entry=0x0, screenp=screenp@entry=0x0) at ../../src/xcb_util.c:528
        display = 1024
        host = 0x7f5144007100 ""
        protocol = 0x0
        ourauth = {namelen = 0, name = 0x0, datalen = 0, data = 0x0}
        c = <optimized out>
        parsed = <optimized out>
#7  0x00007f51711db3ea in xcb_connect (displayname=<optimized out>, screenp=screenp@entry=0x0) at ../../src/xcb_util.c:480
No locals.
#8  0x00007f516e56cb56 in pa_client_conf_from_x11 (c=c@entry=0x7f5144006f50) at pulse/client-conf-x11.c:52
        dname = <optimized out>
        xcb = 0x0
        ret = -1
        t = '\000' <repeats 624 times>...
        __func__ = "pa_client_conf_from_x11"
        __PRETTY_FUNCTION__ = "pa_client_conf_from_x11"
#9  0x00007f516e5323c8 in pa_client_conf_load (c=0x7f5144006f50, load_from_x11=load_from_x11@entry=true, load_from_env=load_from_env@entry=true) at pulse/client-conf.c:159
        f = <optimized out>
        fn = 0x7f5144007100 ""
        table = {{lvalue = 0x7f516e572d5c "daemon-binary", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144006f50, section = 0x0}, {lvalue = 0x7f516e572d6a "extra-arguments", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144006f58, section = 0x0}, {lvalue = 0x7f516e572d7a "default-sink", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144006f60, section = 0x0}, {lvalue = 0x7f516e572d87 "default-source", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144006f68, section = 0x0}, {lvalue = 0x7f516e572d96 "default-server", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144006f70, section = 0x0}, {lvalue = 0x7f516e572da5 "default-dbus-server", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144006f78, section = 0x0}, {lvalue = 0x7f516e572db9 "autospawn", parse = 0x7f516e53fa50 <pa_config_parse_bool>, data = 0x7f51440070a0, section = 0x0}, {lvalue = 0x7f516e572dc3 "cookie-file", parse = 0x7f516e53fbb0 <pa_config_parse_string>, data = 0x7f5144007098, section = 0x0}, {lvalue = 0x7f516e572dcf "disable-shm", parse = 0x7f516e53fa50 <pa_config_parse_bool>, data = 0x7f51440070a1, section = 0x0}, {lvalue = 0x7f516e572ddb "enable-shm", parse = 0x7f516e53fb00 <pa_config_parse_not_bool>, data = 0x7f51440070a1, section = 0x0}, {lvalue = 0x7f516e572de6 "shm-size-bytes", parse = 0x7f516e53f960 <pa_config_parse_size>, data = 0x7f51440070a8, section = 0x0}, {lvalue = 0x7f516e572df5 "auto-connect-localhost", parse = 0x7f516e53fa50 <pa_config_parse_bool>, data = 0x7f51440070a2, section = 0x0}, {lvalue = 0x7f516e572e0c "auto-connect-display", parse = 0x7f516e53fa50 <pa_config_parse_bool>, data = 0x7f51440070a3, section = 0x0}, {lvalue = 0x0, parse = 0x0, data = 0x0, section = 0x0}}
#10 0x00007f5177cba364 in pa_context_new_with_proplist (mainloop=0x2f11d38, name=0x0, p=<optimized out>) at pulse/context.c:168
        __func__ = "pa_context_new_with_proplist"
        __PRETTY_FUNCTION__ = "pa_context_new_with_proplist"
#11 0x00007f5156d47257 in context_connect (c=0x2dbed30, nofail=1) at pulse.c:245
        l = 0x7f5144005c70
        p = 0x2bafd10
        ret = -516
        __PRETTY_FUNCTION__ = "context_connect"
#12 0x00007f5156d47741 in context_state_cb (pc=<optimized out>, userdata=0x2dbed30) at pulse.c:321
        out = 0x0
        ret = <optimized out>
        c = <optimized out>
        state = PA_CONTEXT_FAILED
        p = 0x2bafd10
        __PRETTY_FUNCTION__ = "context_state_cb"
#13 0x00007f5177cba648 in pa_context_set_state (c=0x2e702a0, st=PA_CONTEXT_FAILED) at pulse/context.c:294
        st = PA_CONTEXT_FAILED
        c = 0x2e702a0
#14 0x00007f516e55e966 in do_pstream_read_write (p=0x7f5144000990) at pulsecore/pstream.c:212
        __func__ = "do_pstream_read_write"
        __PRETTY_FUNCTION__ = "do_pstream_read_write"
#15 0x00007f5177ccfe87 in dispatch_pollfds (m=0x2f11ce0) at pulse/mainloop.c:655
        e = 0x7f5144000940
        k = 1
        r = 0
#16 pa_mainloop_dispatch (m=m@entry=0x2f11ce0) at pulse/mainloop.c:898
        dispatched = 0
        __func__ = "pa_mainloop_dispatch"
        __PRETTY_FUNCTION__ = "pa_mainloop_dispatch"
#17 0x00007f5177cd028c in pa_mainloop_iterate (m=0x2f11ce0, block=<optimized out>, retval=0x0) at pulse/mainloop.c:929
        r = 1
#18 0x00007f5177cd0330 in pa_mainloop_run (m=0x2f11ce0, retval=retval@entry=0x0) at pulse/mainloop.c:944
        r = <optimized out>
#19 0x00007f5177cde476 in thread (userdata=0x2d4f270) at pulse/thread-mainloop.c:88
        m = 0x2d4f270
        mask = {__val = {18446744067267100671, 18446744073709551615 <repeats 15 times>}}
#20 0x00007f516e56e4d8 in internal_thread_func (userdata=0x2e7b800) at pulsecore/thread-posix.c:81
        t = 0x2e7b800
#21 0x00007f517bc056aa in start_thread (arg=0x7f5156d43700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f5156d43700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139987325826816, 6164025319283378097, 0, 140727090891759, 139987325827520, 140727090892736, -6113168141902788687, -6113086883385030735}, 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"
#22 0x00007f517b93aeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 5 (LWP 1012):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f516e0f8ff0 in PR_WaitCondVar (cvar=0x2e9b5b0, timeout=timeout@entry=4294967295) at ptsynch.c:385
        rv = <optimized out>
        thred = 0x2f1fe30
#2  0x00007f51776fedae in js::GCHelperThread::threadLoop (this=0x2f91938) at /build/mozjs24-ujx432/mozjs24-24.2.0/js/src/jsgc.cpp:2266
        lock = {runtime = 0x2f90bc0}
#3  0x00007f516e0fe8f8 in _pt_root (arg=0x2f1fe30) at ptthread.c:212
        rv = <optimized out>
        thred = 0x2f1fe30
        detached = 0
        id = 139987317434112
        tid = 1012
#4  0x00007f517bc056aa in start_thread (arg=0x7f5156542700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f5156542700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139987317434112, 6164025319283378097, 0, 140727090890543, 139987317434816, 1, -6113169241951287375, -6113086883385030735}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007f517b93aeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 4 (LWP 934):
#0  0x00007f517b92f8dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f517be661ec in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7f51600008e0, timeout=<optimized out>, context=0x15d9210) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:4135
        poll_func = 0x7f517be750e0 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x15d9210, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3835
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f51600008e0
#3  0x00007f517be662fc in g_main_context_iteration (context=0x15d9210, may_block=may_block@entry=1) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3901
        retval = <optimized out>
#4  0x00007f517be66339 in glib_worker_main (data=<optimized out>) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:5672
No locals.
#5  0x00007f517be8c965 in g_thread_proxy (data=0x15d9400) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gthread.c:778
        thread = <optimized out>
#6  0x00007f517bc056aa in start_thread (arg=0x7f5167a99700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f5167a99700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139987608246016, 6164025319283378097, 0, 140727090891855, 139987608246720, 0, -6113131760308566095, -6113086883385030735}, 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  0x00007f517b93aeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 3 (LWP 1013):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f516e0f8ff0 in PR_WaitCondVar (cvar=0x2f06970, timeout=timeout@entry=4294967295) at ptsynch.c:385
        rv = <optimized out>
        thred = 0x2e347b0
#2  0x00007f51777729a6 in threadLoop (this=0x2f91a18) at /build/mozjs24-ujx432/mozjs24-24.2.0/js/src/jsscript.cpp:1094
No locals.
#3  js::SourceCompressorThread::compressorThread (arg=0x2f91a18) at /build/mozjs24-ujx432/mozjs24-24.2.0/js/src/jsscript.cpp:965
No locals.
#4  0x00007f516e0fe8f8 in _pt_root (arg=0x2e347b0) at ptthread.c:212
        rv = <optimized out>
        thred = 0x2e347b0
        detached = 0
        id = 139987309041408
        tid = 1013
#5  0x00007f517bc056aa in start_thread (arg=0x7f5155d41700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f5155d41700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139987309041408, 6164025319283378097, 0, 140727090890575, 139987309042112, 1, -6113161545906763855, -6113086883385030735}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f517b93aeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 2 (LWP 976):
#0  0x00007f517b92f8dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f517be661ec in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f51500010c0, timeout=<optimized out>, context=0x2bc2970) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:4135
        poll_func = 0x7f517be750e0 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x2bc2970, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3835
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f51500010c0
#3  0x00007f517be662fc in g_main_context_iteration (context=0x2bc2970, may_block=1) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3901
        retval = <optimized out>
#4  0x00007f5157bc228d in ?? () from /tmp/apport_sandbox_zbBEZZ/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#5  0x00007f517be8c965 in g_thread_proxy (data=0x7f5158004940) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gthread.c:778
        thread = <optimized out>
#6  0x00007f517bc056aa in start_thread (arg=0x7f5157bba700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f5157bba700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139987340994304, 6164025319283378097, 0, 140727090890351, 139987340995008, 45885808, -6113166823884699727, -6113086883385030735}, 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  0x00007f517b93aeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 1 (LWP 932):
#0  0x00007f517be6c89b in _g_log_abort (breakpoint=1) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmessages.c:324
No locals.
#1  g_logv (log_domain=0x7f517d812130 "mutter", log_level=G_LOG_LEVEL_ERROR, format=<optimized out>, args=args@entry=0x7ffd94434fb0) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmessages.c:1081
        domain = 0x0
        data = 0x7f51580126d0
        depth = 1
        log_func = 0x402340 <default_log_handler>
        domain_fatal_mask = <optimized out>
        masquerade_fatal = 0
        test_level = <optimized out>
        was_fatal = <optimized out>
        was_recursion = <optimized out>
        msg = 0x3c468a0 "Connection to xwayland lost"
        msg_alloc = 0x3c468a0 "Connection to xwayland lost"
        i = 2
#2  0x00007f517be6ca0f in g_log (log_domain=log_domain@entry=0x7f517d812130 "mutter", log_level=log_level@entry=G_LOG_LEVEL_ERROR, format=format@entry=0x7f517d81b5d2 "Connection to xwayland lost") at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmessages.c:1119
        args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffd94435090, reg_save_area = 0x7ffd94434fd0}}
#3  0x00007f517d7f376e in x_io_error (display=<optimized out>) at wayland/meta-xwayland.c:348
No locals.
#4  0x00007f5178dbbcee in _XIOError (dpy=dpy@entry=0x2d841b0) at ../../src/XlibInt.c:1464
No locals.
#5  0x00007f5178db957d in _XEventsQueued (dpy=dpy@entry=0x2d841b0, mode=mode@entry=2) at ../../src/xcb_io.c:366
        response = <optimized out>
        mode = 2
        dpy = 0x2d841b0
#6  0x00007f5178daaf47 in XPending (dpy=0x2d841b0) at ../../src/Pending.c:55
        ret_val = <optimized out>
#7  0x00007f5178b0042e in gdk_check_xpending (display=0x2bba1f0) at /build/gtk+3.0-pco567/gtk+3.0-3.16.7/./gdk/x11/gdkeventsource.c:266
No locals.
#8  gdk_event_source_prepare (source=<optimized out>, timeout=timeout@entry=0x7ffd94435124) at /build/gtk+3.0-pco567/gtk+3.0-3.16.7/./gdk/x11/gdkeventsource.c:284
        display = 0x2bba1f0
        retval = <optimized out>
#9  0x00007f517be6577d in g_main_context_prepare (context=context@entry=0x15d9320, priority=priority@entry=0x7ffd944351b0) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3442
        result = <optimized out>
        prepare = 0x7f5178b003c0 <gdk_event_source_prepare>
        source_timeout = -1
        i = <optimized out>
        n_ready = 0
        current_priority = 2147483647
        source = 0x2da8f00
        iter = {context = 0x15d9320, may_modify = 1, current_list = 0x15cdf60, source = 0x2da8f00}
#10 0x00007f517be6611b in g_main_context_iterate (context=0x15d9320, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:3820
        max_priority = 0
        timeout = 0
        some_ready = <optimized out>
        nfds = <optimized out>
        allocated_nfds = 14
        fds = <optimized out>
#11 0x00007f517be66572 in g_main_loop_run (loop=0x2ceb380) at /build/glib2.0-3UmwzF/glib2.0-2.46.0/./glib/gmain.c:4034
        __func__ = "g_main_loop_run"
#12 0x00007f517d7c5d76 in meta_run () at core/main.c:437
No locals.
#13 0x000000000040208d in main (argc=1, argv=0x7ffd94435368) at main.c:462
        ctx = <optimized out>
        error = 0x0
        ecode = <optimized out>
        sender = 0x7f51580126d0