.
Thread 4 (LWP 3978):
#0  0xb77d2424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6afee4b in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#2  0xb6c4098b in poll (__timeout=-1, __nfds=5, __fds=0xb4d05f68) at /usr/include/i386-linux-gnu/bits/poll2.h:46
No locals.
#3  g_poll (fds=fds@entry=0xb4d05f68, nfds=nfds@entry=5, timeout=timeout@entry=-1) at /build/buildd/glib2.0-2.37.6/./glib/gpoll.c:132
No locals.
#4  0xb6c31a58 in g_main_context_poll (priority=2147483647, n_fds=5, fds=0xb4d05f68, timeout=-1, context=0xb5708fe0) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:4006
        poll_func = 0xb6c40960 <g_poll>
#5  g_main_context_iterate (context=0xb5708fe0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = <optimized out>
        fds = 0xb4d05f68
#6  0xb6c31f3b in g_main_loop_run (loop=0xb5708fa8) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0xb6e1d82a in gdbus_shared_thread_func (user_data=0xb5708fc8) at /build/buildd/glib2.0-2.37.6/./gio/gdbusprivate.c:278
        data = 0xb5708fc8
#8  0xb6c57d9a in g_thread_proxy (data=0x9493f50) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
        thread = 0x9493f50
#9  0xb6bd6d78 in start_thread (arg=0xb56ffb40) at pthread_create.c:311
        __res = <optimized out>
        pd = 0xb56ffb40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1229029376, 0, 4001536, -1250954584, -2071998021, 558291900}, 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"
#10 0xb6b0e45e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
No locals.
.
Thread 3 (LWP 3979):
#0  0xb77d2424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6afee4b in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#2  0xb6c4098b in poll (__timeout=-1, __nfds=2, __fds=0xb4300468) at /usr/include/i386-linux-gnu/bits/poll2.h:46
No locals.
#3  g_poll (fds=fds@entry=0xb4300468, nfds=nfds@entry=2, timeout=timeout@entry=-1) at /build/buildd/glib2.0-2.37.6/./glib/gpoll.c:132
No locals.
#4  0xb6c31a58 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0xb4300468, timeout=-1, context=0x949bfd8) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:4006
        poll_func = 0xb6c40960 <g_poll>
#5  g_main_context_iterate (context=context@entry=0x949bfd8, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xb4300468
#6  0xb6c31b98 in g_main_context_iteration (context=0x949bfd8, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3773
        retval = <optimized out>
#7  0xb6c31c1e in glib_worker_main (data=0x0) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:5472
No locals.
#8  0xb6c57d9a in g_thread_proxy (data=0x9493bb0) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
        thread = 0x9493bb0
#9  0xb6bd6d78 in start_thread (arg=0xb4cffb40) at pthread_create.c:311
        __res = <optimized out>
        pd = 0xb4cffb40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1229029376, 0, 4001536, -1261440344, -998256200, 558291900}, 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"
#10 0xb6b0e45e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
No locals.
.
Thread 2 (LWP 3977):
#0  0xb77d2424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6afee4b in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#2  0xb6c4098b in poll (__timeout=25000, __nfds=1, __fds=0xb5700c78) at /usr/include/i386-linux-gnu/bits/poll2.h:46
No locals.
#3  g_poll (fds=fds@entry=0xb5700c78, nfds=nfds@entry=1, timeout=timeout@entry=25000) at /build/buildd/glib2.0-2.37.6/./glib/gpoll.c:132
No locals.
#4  0xb6c31a58 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0xb5700c78, timeout=25000, context=0x9490440) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:4006
        poll_func = 0xb6c40960 <g_poll>
#5  g_main_context_iterate (context=context@entry=0x9490440, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = 25000
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xb5700c78
#6  0xb6c31b98 in g_main_context_iteration (context=context@entry=0x9490440, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3773
        retval = <optimized out>
#7  0xb60eff70 in dconf_gdbus_worker_thread (user_data=0x9490440) at dconf-gdbus-thread.c:81
        context = 0x9490440
#8  0xb6c57d9a in g_thread_proxy (data=0x9459cf0) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
        thread = 0x9459cf0
#9  0xb6bd6d78 in start_thread (arg=0xb60e7b40) at pthread_create.c:311
        __res = <optimized out>
        pd = 0xb60e7b40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1229029376, 0, 4001536, -1240567128, 1199559101, 558291900}, 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"
#10 0xb6b0e45e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
No locals.
.
Thread 1 (LWP 3970):
#0  0xb77d2424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6a4baff in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
        resultvar = <optimized out>
        resultvar = <optimized out>
        pid = -1229144064
        selftid = 3970
#2  0xb6a4f083 in __GI_abort () at abort.c:90
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x956ab30, sa_sigaction = 0x956ab30}, sa_mask = {__val = {157339712, 3067011072, 3067011072, 3078569984, 3067015168, 5, 3067011840, 3078493660, 3067015608, 3058898944, 1, 5, 0, 9999, 95, 3065824368, 96, 3217567064, 3217567060, 3065992084, 1, 3065824320, 0, 3064082664, 1, 57, 0, 3067011072, 157339712, 3067014048, 96, 3078519168}}, sa_flags = -1229142928, sa_restorer = 0xb6a4ef40 <__GI_abort>}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0xb6c387ba in _g_log_abort () at /build/buildd/glib2.0-2.37.6/./glib/gmessages.c:255
No locals.
#4  0xb6c56f88 in g_assertion_message (domain=domain@entry=0x8060c95 "IBUS", file=file@entry=0x8061fe1 "panel.c", line=line@entry=3502, func=func@entry=0x8062aa2 <__PRETTY_FUNCTION__.53202> "panel_switch_engine", message=message@entry=0x957ebd0 "assertion failed: (i >= 0 && i < m_engines.length)") at /build/buildd/glib2.0-2.37.6/./glib/gtestutils.c:2278
        lstr = "3502\000\000\000\000\000\340\316\266\000\340\316\266~\370\304\266\001\354W\tR/\310\266\r\252\306\266"
        s = 0x960d040 "\370SX\tp\304\274\266OR:panel.c:3502:panel_switch_engine: assertion failed: (i >= 0 && i < m_engines.length)"
#5  0xb6c57026 in g_assertion_message_expr (domain=domain@entry=0x8060c95 "IBUS", file=file@entry=0x8061fe1 "panel.c", line=line@entry=3502, func=func@entry=0x8062aa2 <__PRETTY_FUNCTION__.53202> "panel_switch_engine", expr=expr@entry=0x806253c "i >= 0 && i < m_engines.length") at /build/buildd/glib2.0-2.37.6/./glib/gtestutils.c:2293
        s = 0x957ebd0 "assertion failed: (i >= 0 && i < m_engines.length)"
#6  0x0805882c in panel_switch_engine (self=0x9482930, i=<optimized out>, force=<optimized out>) at panel.c:3502
        _tmp0_ = <optimized out>
        _tmp1_ = <optimized out>
        _tmp4_ = <optimized out>
        _tmp5_ = 0
        _tmp6_ = <optimized out>
        _tmp8_ = <optimized out>
#7  0x08058f93 in panel_update_engines (self=self@entry=0x9482930, var_engines=var_engines@entry=0xb4d1f908, var_order=var_order@entry=0xb4d1f220) at panel.c:4143
        _tmp37_ = <optimized out>
        _tmp37__length1 = <optimized out>
        _tmp39_ = <optimized out>
        _tmp39__length1 = <optimized out>
        _tmp38_ = 0x960afb0
        _tmp38__length1 = 0
        engine_names = 0x94be2b0
        engine_names_length1 = 1
        _engine_names_size_ = <optimized out>
        _tmp0_ = 0xb4d1f908
        _tmp4_ = <optimized out>
        _tmp5_ = <optimized out>
        _tmp5__length1 = 1
        _tmp7_ = <optimized out>
        _tmp10_ = <optimized out>
        _tmp10__length1 = <optimized out>
        __tmp10__size_ = <optimized out>
        _tmp11_ = 0xb4d1f220
        _tmp15_ = <optimized out>
        _tmp15__length1 = <optimized out>
        _tmp16_ = <optimized out>
        _tmp16__length1 = 1
        order_names = <optimized out>
        order_names_length1 = 1
        _order_names_size_ = 1
        _tmp17_ = 0x960cc50
        names = 0x960cc50
        names_length1 = <optimized out>
        _names_size_ = 157331376
        _tmp18_ = <optimized out>
        _tmp18__length1 = 1
        _tmp32_ = <optimized out>
        _tmp33_ = 0x960cc50
        _tmp33__length1 = <optimized out>
        _tmp34_ = 0x960afc0
        _tmp35_ = 0x960afc0
        engines = 0x960afc0
        _engines_size_ = <optimized out>
        _tmp36_ = <optimized out>
        _tmp36__length1 = <optimized out>
        __PRETTY_FUNCTION__ = "panel_update_engines"
#8  0x08059b53 in panel_set_config (self=0x9482930, config=0x949f488) at panel.c:1595
        _tmp7_ = <optimized out>
        _tmp13_ = <optimized out>
        _tmp17_ = <optimized out>
        _tmp20_ = 0xb4d1f908
        _tmp12_ = <optimized out>
        _tmp16_ = <optimized out>
        _tmp23_ = 0xb4d1f220
        _tmp9_ = <optimized out>
        _tmp11_ = <optimized out>
        _tmp15_ = <optimized out>
        _tmp19_ = 0xb4d1f908
        _tmp22_ = 0xb4d1f220
        _tmp8_ = <optimized out>
        _tmp10_ = <optimized out>
        _tmp14_ = <optimized out>
        _tmp18_ = <optimized out>
        _tmp0_ = <optimized out>
        _tmp4_ = 0x949f488
        _tmp6_ = <optimized out>
        __PRETTY_FUNCTION__ = "panel_set_config"
#9  0xb6e07bd6 in emit_signal_instance_in_idle_cb (data=data@entry=0xb4d05028) at /build/buildd/glib2.0-2.37.6/./gio/gdbusconnection.c:3743
        signal_instance = 0xb4d05028
        parameters = 0x9445f48
        has_subscription = 1
#10 0xb6c2e490 in g_idle_dispatch (source=source@entry=0xb4d03318, callback=0xb6e07b40 <emit_signal_instance_in_idle_cb>, user_data=0xb4d05028) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:5250
No locals.
#11 0xb6c3172e in g_main_dispatch (context=0x94720b8) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3065
        dispatch = 0xb6c2e470 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0xb4d05028
        callback = 0xb6e07b40 <emit_signal_instance_in_idle_cb>
        cb_funcs = 0xb6cee4d4 <g_source_callback_funcs>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        current_source_link = {data = 0xb4d03318, next = 0x0}
        source = 0xb4d03318
        current = 0x9491c10
        i = 4
#12 g_main_context_dispatch (context=context@entry=0x94720b8) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3641
No locals.
#13 0xb6c31ad8 in g_main_context_iterate (context=0x94720b8, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3712
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = <optimized out>
#14 0xb6c31f3b in g_main_loop_run (loop=loop@entry=0x949fd80) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#15 0xb743ec2d in gtk_main () at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkmain.c:1156
        loop = 0x949fd80
#16 0x0804e930 in application_run (self=self@entry=0x9446210) at application.c:217
        __PRETTY_FUNCTION__ = "application_run"
#17 0x0804ed4c in application_main (argv=0xbfc831a4, argv_length1=1) at application.c:340
        _tmp0_ = 0xbfc831a4
        _tmp0__length1 = 1
        app = 0x9446210
#18 0x0804dd50 in main (argc=1, argv=0xbfc831a4) at application.c:347
No locals.