.
Thread 4 (Thread 0x7f27fa822700 (LWP 16105)):
#0  0x00007f28007f59e3 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007f2800d31084 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2800d314e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f2801306f56 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 0x7f27f3fff700 (LWP 16108)):
#0  0x00007f28007f59e3 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007f2800d31084 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2800d311a4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f27f8e1b35d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f2800d54115 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f2800ad3e9a in start_thread (arg=0x7f27f3fff700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f27f3fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 913496658443787831, 140736769848112, 139809574091200, 0, 3, -945048243485778377, -937482077240271305}, 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"
#6  0x00007f280080139d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7f27f9820700 (LWP 16107)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
No locals.
#1  0x00007f2800d6d9d5 in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2800d07581 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f2800d07bca in g_async_queue_timeout_pop () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f2800d548d2 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f2800d54115 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007f2800ad3e9a in start_thread (arg=0x7f27f9820700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f27f9820700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 913496658443787831, 140736769849152, 139809666501056, 0, 3, -945026545847869897, -937482077240271305}, 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  0x00007f280080139d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f2802493940 (LWP 16099)):
#0  0x00007f27f01f2eb1 in ?? () from /usr/lib/gnome-settings-daemon-3.0/libxsettings.so
No symbol table info available.
#1  0x00007f27f01f3b84 in ?? () from /usr/lib/gnome-settings-daemon-3.0/libxsettings.so
No symbol table info available.
#2  0x00007f2800ff2f37 in g_cclosure_marshal_BOOLEAN__BOXED_BOXEDv () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#3  0x00007f2800756b6c in _IO_vfprintf_internal (s=<optimized out>, format=<optimized out>, ap=<optimized out>) at vfprintf.c:2030
        _buffer = <error reading variable _buffer (Cannot access memory at address 0xfffffffffffffed0)>
        _avail = <optimized out>
        thousands_sep = <optimized out>
        grouping = <optimized out>
        done = 7757968
        f = <optimized out>
        lead_str_end = <error reading variable lead_str_end (Cannot access memory at address 0xfffffffffffffac8)>
        end_of_spec = <optimized out>
        work_buffer = <error reading variable work_buffer (Cannot access memory at address 0xfffffffffffffae0)>
        workstart = 0x7f2800ff0307 "1\300\303f\017\037D"
        workend = <optimized out>
        ap_save = <error reading variable ap_save (Cannot access memory at address 0xfffffffffffffef0)>
        nspecs_done = <optimized out>
        save_errno = <error reading variable save_errno (Cannot access memory at address 0xfffffffffffffad8)>
        readonly_format = <optimized out>
        args_malloced = <error reading variable args_malloced (Cannot access memory at address 0xfffffffffffffad0)>
        jump_table = "\001\000\000\004\000\016\000\006\000\000\a\002\000\003\t\000\005\b\b\b\b\b\b\b\b\b\000\000\000\000\000\000\000\032\000\031\000\023\023\023\000\035\000\000\f\000\000\000\000\000\000\025\000\000\000\000\022\000\r\000\000\000\000\000\000\032\000\024\017\023\023\023\n\017\034\000\v\030\027\021\026\f\000\025\033\020\000\000\022\000\r"
        __PRETTY_FUNCTION__ = "_IO_vfprintf_internal"
Backtrace stopped: previous frame inner to this frame (corrupt stack?)