.
Thread 3 (Thread 0x7fafd6d81700 (LWP 3640)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
No locals.
#1  0x00007faff2cee435 in g_cond_wait_until (cond=0xedc4b8, mutex=<optimized out>, end_time=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gthread-posix.c:855
        ts = {tv_sec = 419, tv_nsec = 89489000}
        status = <optimized out>
#2  0x00007faff2c8913e in g_async_queue_pop_intern_unlocked (queue=0xedc4b0, wait=1, end_time=0x7fafd6d80df0) at /build/buildd/glib2.0-2.31.16/./glib/gasyncqueue.c:418
        retval = <optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007faff2cd4d31 in g_thread_pool_wait_for_new_task (pool=0xede4d0) at /build/buildd/glib2.0-2.31.16/./glib/gthreadpool.c:273
        end_time = {tv_sec = 1328564487, tv_usec = 21128}
        task = <optimized out>
#4  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gthreadpool.c:306
        task = 0x7fafe0066a50
        pool = 0xede4d0
#5  0x00007faff2cd4485 in g_thread_proxy (data=0x1747680) at /build/buildd/glib2.0-2.31.16/./glib/gthread.c:801
        thread = 0x1747680
#6  0x00007faff5b74e2b in start_thread (arg=0x7fafd6d81700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7fafd6d81700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -584864997537744445, 140734822890896, 140393200490944, 0, 3, 629811058752879043, 629887176432286147}, 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  0x00007faff38f60dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7fafdffff700 (LWP 3584)):
#0  0x00007faff38ea893 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  0x00007faff2cb2e86 in g_main_context_poll (n_fds=3, fds=0x7fafe0007da0, timeout=-1, context=0xeeafe0, priority=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3412
        poll_func = 0x7faff2cbfde0 <g_poll>
#2  g_main_context_iterate (dispatch=1, block=<optimized out>, context=0xeeafe0, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0x7fafe0007da0
        max_priority = 2147483647
        nfds = 3
        allocated_nfds = <optimized out>
#3  g_main_context_iterate (context=0xeeafe0, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3055
        some_ready = -536838752
#4  0x00007faff2cb32ea in g_main_loop_run (loop=0xeeaf90) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#5  0x00007fafecf28e26 in gdbus_shared_thread_func (user_data=0xeeafb0) at /build/buildd/glib2.0-2.31.16/./gio/gdbusprivate.c:276
        data = 0xeeafb0
#6  0x00007faff2cd4485 in g_thread_proxy (data=0xe958f0) at /build/buildd/glib2.0-2.31.16/./glib/gthread.c:801
        thread = 0xe958f0
#7  0x00007faff5b74e2b in start_thread (arg=0x7fafdffff700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7fafdffff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -584864997537744445, 140393437977584, 140393354099136, 0, 3, 629830625550137795, 629887176432286147}, 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"
#8  0x00007faff38f60dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7faff657c7a0 (LWP 3581)):
#0  0x00007faff38483b5 in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = 0
        pid = <optimized out>
        selftid = <optimized out>
#1  0x00007faff384bb1b in __GI_abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x4, sa_sigaction = 0x4}, sa_mask = {__val = {5, 140734822910380, 7, 140393682771152, 3, 140734822890426, 6, 140393682771156, 2, 140734822890446, 2, 140393682762151, 1, 140393682771152, 3, 140734822890420}}, sa_flags = 12, sa_restorer = 0x7faff3971cd4}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007faff3883f73 in __libc_message (do_abort=2, fmt=0x7faff3973728 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
        ap = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7fff61204530, reg_save_area = 0x7fff61204440}}
        ap_copy = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7fff61204530, reg_save_area = 0x7fff61204440}}
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007faff388e8f6 in malloc_printerr (action=3, str=0x7faff3970741 "free(): invalid pointer", ptr=<optimized out>) at malloc.c:6283
        buf = "0000000000f4fcf0"
        cp = <optimized out>
#4  0x00007faff3892bdc in __GI___libc_free (mem=<optimized out>) at malloc.c:3738
        ar_ptr = 0x7faff3baf1c0
        p = <optimized out>
        hook = <optimized out>
#5  0x00007fafec4d2928 in ?? ()
No symbol table info available.
#6  0x000000000164d0e8 in ?? ()
No symbol table info available.
#7  0x000000000164d0e8 in ?? ()
No symbol table info available.
#8  0x000000000164d0e0 in ?? ()
No symbol table info available.
#9  0x000000000164d0f0 in ?? ()
No symbol table info available.
#10 0x0000000000000001 in ?? ()
No symbol table info available.
#11 0x00007faff256db73 in g_object_unref (_object=0x164d0e0) at /build/buildd/glib2.0-2.31.16/./gobject/gobject.c:3008
        weak_locations = <optimized out>
        object = 0x164d0e0
        old_ref = <optimized out>
        __PRETTY_FUNCTION__ = "g_object_unref"
#12 0x00007fafec4c1f49 in ?? ()
No symbol table info available.
#13 0x00000000018220b0 in ?? ()
No symbol table info available.
#14 0x00000000018220b0 in ?? ()
No symbol table info available.
#15 0x0000000000000000 in ?? ()
No symbol table info available.