.
Thread 4 (LWP 3980):
#0  0x00007fbf4e51df7d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fbf4ea506a4 in g_main_context_poll (priority=2147483647, n_fds=3, fds=0x7fbf380010c0, timeout=-1, context=0x7fbf4000efc0) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:4006
        poll_func = 0x7fbf4ea5f270 <g_poll>
#2  g_main_context_iterate (context=0x7fbf4000efc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = 3
        fds = 0x7fbf380010c0
#3  0x00007fbf4ea50b0a in g_main_loop_run (loop=0x7fbf4000ef50) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007fbf4f57bb66 in gdbus_shared_thread_func (user_data=0x7fbf4000ef90) at /build/buildd/glib2.0-2.38.1/./gio/gdbusprivate.c:278
        data = 0x7fbf4000ef90
#5  0x00007fbf4ea750f5 in g_thread_proxy (data=0x94f6d0) at /build/buildd/glib2.0-2.38.1/./glib/gthread.c:798
        thread = 0x94f6d0
#6  0x00007fbf4c6eff6e in start_thread (arg=0x7fbf4618e700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fbf4618e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140459491518208, 7449942812542083764, 0, 140459666059360, 140459499907296, 4096, -7485809733368307020, -7485796933250473292}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fbf4e52a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 3 (LWP 3979):
#0  0x00007fbf4e51df7d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fbf4ea506a4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fbf400010e0, timeout=-1, context=0x949e60) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:4006
        poll_func = 0x7fbf4ea5f270 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x949e60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7fbf400010e0
#3  0x00007fbf4ea507ac in g_main_context_iteration (context=context@entry=0x949e60, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3773
        retval = <optimized out>
#4  0x00007fbf46996a9d in dconf_gdbus_worker_thread (user_data=0x949e60) at dconf-gdbus-thread.c:81
        context = 0x949e60
#5  0x00007fbf4ea750f5 in g_thread_proxy (data=0x8ff800) at /build/buildd/glib2.0-2.38.1/./glib/gthread.c:798
        thread = 0x8ff800
#6  0x00007fbf4c6eff6e in start_thread (arg=0x7fbf4698f700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fbf4698f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140459499910912, 7449942812542083764, 0, 140459666059360, 140735818146064, 4096, -7485810831269322060, -7485796933250473292}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fbf4e52a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 2 (LWP 3976):
#0  __strlen_sse42 () at ../sysdeps/x86_64/multiarch/strlen-sse4.S:26
No locals.
#1  0x00007fbf4ea6d0b3 in g_strdup (str=0x7fbf3401ea90 "/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_saucy-updates_main_source_Sources") at /build/buildd/glib2.0-2.38.1/./glib/gstrfuncs.c:363
        new_str = <optimized out>
        length = <optimized out>
#2  0x0000000000405a31 in monitor_cb (handle=<optimized out>, monitor_f=<optimized out>, other_monitor_f=<optimized out>, event_type=<optimized out>, user_data=0xa200a0) at update-notifier.c:224
        un = 0xa200a0
        info_uri = <optimized out>
#3  0x00007fbf4a365adc in ffi_call_unix64 () at ../src/x86/unix64.S:76
No locals.
#4  0x00007fbf4a36540c in ffi_call (cif=cif@entry=0x7fff9c72a7f0, fn=0x405a20 <monitor_cb>, rvalue=0x7fff9c72a720, avalue=avalue@entry=0x7fff9c72a6a0) at ../src/x86/ffi64.c:522
        classes = {X86_64_INTEGER_CLASS, 32703, 2624759792, 32767}
        stack = 0x7fff9c72a4b0 "\300\302\235"
        argp = 0x7fff9c72a560 ""
        arg_types = <optimized out>
        gprcount = 5
        ssecount = <optimized out>
        ngpr = 1
        nsse = 0
        i = <optimized out>
        avn = <optimized out>
        ret_in_memory = <optimized out>
        reg_args = 0x7fff9c72a4b0
#5  0x00007fbf4ed20e25 in g_cclosure_marshal_generic_va (closure=0xa7dad0, return_value=0x0, instance=0x9dc2c0, args_list=<optimized out>, marshal_data=0x0, n_params=3, param_types=0x9e5fe0) at /build/buildd/glib2.0-2.38.1/./gobject/gclosure.c:1550
        rtype = 0x7fbf4a365ed0 <ffi_type_void>
        rvalue = 0x7fff9c72a720
        n_args = 5
        atypes = 0x7fff9c72a6e0
        args = 0x7fff9c72a6a0
        storage = 0x7fff9c72a670
        i = <optimized out>
        cif = {abi = FFI_UNIX64, nargs = 5, arg_types = 0x7fff9c72a6e0, rtype = 0x7fbf4a365ed0 <ffi_type_void>, bytes = 0, flags = 0}
        cc = 0xa7dad0
        enum_tmpval = <optimized out>
        tmpval_used = 0
        args_copy = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7fff9c72ab10, reg_save_area = 0x7fff9c72aa50}}
#6  0x00007fbf4ed203b7 in _g_closure_invoke_va (closure=0xa7dad0, return_value=0x0, instance=0x9dc2c0, args=0x7fff9c72aa38, n_params=3, param_types=0x9e5fe0) at /build/buildd/glib2.0-2.38.1/./gobject/gclosure.c:840
        marshal = 0x7fbf4ed20b30 <g_cclosure_marshal_generic_va>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0xa7dab0
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#7  0x00007fbf4ed38e82 in g_signal_emit_valist (instance=0x9dc2c0, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fff9c72aa38) at /build/buildd/glib2.0-2.38.1/./gobject/gsignal.c:3238
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x0, instance = 0x9dc2c0, ihint = {signal_id = 215, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 9731680}
        signal_id = 215
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = 0xa7dad0
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
        __FUNCTION__ = "g_signal_emit_valist"
#8  0x00007fbf4ed39ae2 in g_signal_emit (instance=instance@entry=0x9dc2c0, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.38.1/./gobject/gsignal.c:3386
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff9c72ab10, reg_save_area = 0x7fff9c72aa50}}
#9  0x00007fbf4f501d01 in emit_cb (data=0x9dc2c0) at /build/buildd/glib2.0-2.38.1/./gio/gfilemonitor.c:392
        change = 0x7fbf34016f60
        monitor = 0x9dc2c0
        pending = 0x7fbf3401dc00
        iter = 0x7fbf3401dc00
#10 0x00007fbf4ea503b6 in g_main_dispatch (context=0x911a60) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3065
        dispatch = 0x7fbf4ea4d450 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x9dc2c0
        callback = 0x7fbf4f501c70 <emit_cb>
        cb_funcs = 0x7fbf4ed07940 <g_source_callback_funcs>
        cb_data = 0x7fbf34015430
        need_destroy = <optimized out>
        current_source_link = {data = 0x7fbf3401ea20, next = 0x0}
        source = 0x7fbf3401ea20
        current = 0x95fa70
        i = 1
#11 g_main_context_dispatch (context=context@entry=0x911a60) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3641
No locals.
#12 0x00007fbf4ea50708 in g_main_context_iterate (context=0x911a60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3712
        max_priority = 2147483647
        timeout = 1600
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 3
        fds = 0x9e17b0
#13 0x00007fbf4ea50b0a in g_main_loop_run (loop=0x9e1790) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#14 0x00007fbf50093525 in gtk_main_quit () at /build/buildd/gtk+3.0-3.8.6/./gtk/gtkmain.c:1200
        _g_boolean_var_ = <optimized out>
        __PRETTY_FUNCTION__ = "gtk_main_quit"
#15 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (LWP 3981):
#0  rate_limiter_free (limiter=0x0) at /build/buildd/glib2.0-2.38.1/./gio/gfilemonitor.c:160
No locals.
#1  0x00007fbf4ea3f6c3 in g_hash_table_foreach_remove_or_steal (hash_table=0xa7a120, func=func@entry=0x7fbf4f501a70 <foreach_rate_limiter_update>, user_data=user_data@entry=0x7fbf3fffe9c0, notify=notify@entry=1) at /build/buildd/glib2.0-2.38.1/./glib/ghash.c:1412
        node_hash = <optimized out>
        node_key = <optimized out>
        node_value = <optimized out>
        deleted = 0
        i = 2
        version = 263
        __PRETTY_FUNCTION__ = "g_hash_table_foreach_remove_or_steal"
#2  0x00007fbf4ea405cc in g_hash_table_foreach_remove (hash_table=<optimized out>, func=func@entry=0x7fbf4f501a70 <foreach_rate_limiter_update>, user_data=user_data@entry=0x7fbf3fffe9c0) at /build/buildd/glib2.0-2.38.1/./glib/ghash.c:1456
        __PRETTY_FUNCTION__ = "g_hash_table_foreach_remove"
#3  0x00007fbf4f501d93 in update_rate_limiter_timeout (monitor=monitor@entry=0x9dc2c0, new_time=new_time@entry=0) at /build/buildd/glib2.0-2.38.1/./gio/gfilemonitor.c:625
        data = {min_time = 4294967295, time_now = 321210511, monitor = 0x9dc2c0}
        source = <optimized out>
#4  0x00007fbf4f502677 in g_file_monitor_emit_event (monitor=0x9dc2c0, child=child@entry=0x7fbf34016ea0, other_file=other_file@entry=0x0, event_type=event_type@entry=G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT) at /build/buildd/glib2.0-2.38.1/./gio/gfilemonitor.c:689
        emit_now = <optimized out>
        limiter = 0x7fbf34016e80
        __PRETTY_FUNCTION__ = "g_file_monitor_emit_event"
#5  0x00007fbf4f5991b5 in ih_event_callback (event=0x7fbf34019890, sub=0xa43d50, file_event=<optimized out>) at /build/buildd/glib2.0-2.38.1/./gio/inotify/inotify-helper.c:196
        eflags = G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT
        child = 0x7fbf34016ea0
        other = 0x0
#6  0x00007fbf4f59864b in ip_event_dispatch (event=<optimized out>, pair_file_list=0x0, file_list=0x0, pair_dir_list=<optimized out>, dir_list=<optimized out>) at /build/buildd/glib2.0-2.38.1/./gio/inotify/inotify-path.c:493
        sub = 0xa43d50
        subl = 0x9e6540
        dir = 0xa43db0
        l = 0x9e6520
#7  ip_event_callback (event=0x7fbf34019890) at /build/buildd/glib2.0-2.38.1/./gio/inotify/inotify-path.c:629
        dir_list = 0x9e6520
        pair_dir_list = 0x0
        file_list = 0x0
        pair_file_list = 0x0
        event = 0x7fbf34019890
#8  0x00007fbf4f597865 in ik_process_eq_callback (user_data=<error reading variable: value has been optimized out>) at /build/buildd/glib2.0-2.38.1/./gio/inotify/inotify-kernel.c:579
        event = <optimized out>
        res = <optimized out>
#9  0x00007fbf4ea50f13 in g_timeout_dispatch (source=source@entry=0x7fbf3401fdb0, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:4450
        timeout_source = 0x7fbf3401fdb0
        again = <optimized out>
#10 0x00007fbf4ea503b6 in g_main_dispatch (context=0xa2b270) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3065
        dispatch = 0x7fbf4ea50f00 <g_timeout_dispatch>
        was_in_call = 0
        user_data = 0x0
        callback = 0x7fbf4f5977d0 <ik_process_eq_callback>
        cb_funcs = 0x7fbf4ed07940 <g_source_callback_funcs>
        cb_data = 0x7fbf3401bf80
        need_destroy = <optimized out>
        current_source_link = {data = 0x7fbf3401fdb0, next = 0x0}
        source = 0x7fbf3401fdb0
        current = 0xa8bea0
        i = 0
#11 g_main_context_dispatch (context=context@entry=0xa2b270) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3641
No locals.
#12 0x00007fbf4ea50708 in g_main_context_iterate (context=context@entry=0xa2b270, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3712
        max_priority = 2147483647
        timeout = 386
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 2
        fds = 0x7fbf340008c0
#13 0x00007fbf4ea507ac in g_main_context_iteration (context=0xa2b270, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:3773
        retval = <optimized out>
#14 0x00007fbf4ea507f9 in glib_worker_main (data=<optimized out>) at /build/buildd/glib2.0-2.38.1/./glib/gmain.c:5472
No locals.
#15 0x00007fbf4ea750f5 in g_thread_proxy (data=0xa8cc00) at /build/buildd/glib2.0-2.38.1/./glib/gthread.c:798
        thread = 0xa8cc00
#16 0x00007fbf4c6eff6e in start_thread (arg=0x7fbf3ffff700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fbf3ffff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140459389220608, 7449942812542083764, 0, 140459666059360, 140735818148256, 4096, -7485549396610014540, -7485796933250473292}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#17 0x00007fbf4e52a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.