.
Thread 4 (Thread 3362):
#0  0xb772c424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6e146f3 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
No locals.
#2  0xb6da7af4 in _L_lock_10416 () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#3  0xb6da6376 in __libc_free (mem=0x8d3d920) at malloc.c:3736
        ar_ptr = 0xb6e953c0
        p = 0x8d3d918
        hook = <value optimized out>
#4  0xb6f3691b in standard_free (mem=0x8d3d920) at /build/buildd/glib2.0-2.29.14/./glib/gmem.c:101
No locals.
#5  0xb6f36ae6 in g_free (mem=0x8d3d920) at /build/buildd/glib2.0-2.29.14/./glib/gmem.c:263
No locals.
#6  0xb6f2ca4c in g_source_callback_unref (cb_data=0x8d3d920) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:1386
No locals.
#7  g_source_callback_unref (cb_data=0x8d3d920) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:1377
        callback = 0x8d3d920
#8  0xb6f2c2e2 in g_source_destroy_internal (source=0x88885a0, context=0x8655920, have_lock=1) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:1054
        tmp_list = <value optimized out>
        old_cb_data = <value optimized out>
        old_cb_funcs = 0xb6fe535c
#9  0xb6f2fe74 in g_main_dispatch (context=0x8655920) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:2525
        dispatch = 0
        was_in_call = 0
        user_data = 0x8e34e10
        callback = 0xb465e880
        cb_funcs = 0xb6fe535c
        cb_data = 0x8d3d920
        current_source_link = {data = 0x88885a0, next = 0x0}
        need_destroy = 1
        source = 0x88885a0
        current = 0x864cac8
        i = <value optimized out>
#10 g_main_context_dispatch (context=0x8655920) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3083
No locals.
#11 0xb6f30550 in g_main_context_iterate (context=0x8655920, block=-1225527520, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3161
        max_priority = 2147483647
        timeout = 120000
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0xb3d00468
#12 0xb6f30b5b in g_main_loop_run (loop=0x8655898) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#13 0xb465e294 in ?? () from /usr/lib/gio/modules/libdconfsettings.so
No symbol table info available.
#14 0xb6f57444 in g_thread_create_proxy (data=0x86559b0) at /build/buildd/glib2.0-2.29.14/./glib/gthread.c:1962
        thread = 0x86559b0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#15 0xb6e9de99 in start_thread (arg=0xb4659b70) at pthread_create.c:304
        pd = 0xb4659b70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1226117132, 0, 4001536, -1268411656, 799980528, 926304757}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        pagesize_m1 = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#16 0xb6e066de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 3 (Thread 3756):
#0  0xb772c424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6ea2834 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:236
No locals.
#2  0xb6fe90a1 in g_cond_timed_wait_posix_impl (cond=0x8694f00, entered_mutex=0x8692408, abs_time=0xb1f6b188) at /build/buildd/glib2.0-2.29.14/./gthread/gthread-posix.c:242
        result = <value optimized out>
        end_time = {tv_sec = 1312031582, tv_nsec = 336854000}
        timed_out = <value optimized out>
        __PRETTY_FUNCTION__ = "g_cond_timed_wait_posix_impl"
#3  0xb6f02190 in g_async_queue_pop_intern_unlocked (queue=0x86944f8, try=<value optimized out>, end_time=0xb1f6b188) at /build/buildd/glib2.0-2.29.14/./glib/gasyncqueue.c:415
        retval = <value optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#4  0xb6f598bb in g_thread_pool_wait_for_new_task (data=0x8693290) at /build/buildd/glib2.0-2.29.14/./glib/gthreadpool.c:274
        end_time = {tv_sec = 1312031582, tv_usec = 336854}
        task = <value optimized out>
#5  g_thread_pool_thread_proxy (data=0x8693290) at /build/buildd/glib2.0-2.29.14/./glib/gthreadpool.c:308
        task = 0xb1f6b188
        pool = 0x8693290
#6  0xb6f57444 in g_thread_create_proxy (data=0x88d12c0) at /build/buildd/glib2.0-2.29.14/./glib/gthread.c:1962
        thread = 0x88d12c0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#7  0xb6e9de99 in start_thread (arg=0xb1f6bb70) at pthread_create.c:304
        pd = 0xb1f6bb70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1226117132, 0, 4001536, -1309232392, 166640635, 926304757}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        pagesize_m1 = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0xb6e066de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 2 (Thread 3363):
#0  0xb772c424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6e146f3 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
No locals.
#2  0xb6da7af4 in _L_lock_10416 () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#3  0xb6da6376 in __libc_free (mem=0x889f558) at malloc.c:3736
        ar_ptr = 0xb6e953c0
        p = 0x889f550
        hook = <value optimized out>
#4  0xb6f3691b in standard_free (mem=0x889f558) at /build/buildd/glib2.0-2.29.14/./glib/gmem.c:101
No locals.
#5  0xb6f36ae6 in g_free (mem=0x889f558) at /build/buildd/glib2.0-2.29.14/./glib/gmem.c:263
No locals.
#6  0xb6f09494 in g_buffer_free_gfree (buffer=0x88afb50) at /build/buildd/glib2.0-2.29.14/./glib/gbuffer.c:42
No locals.
#7  0xb6f0962c in g_buffer_unref (buffer=0x88afb50) at /build/buildd/glib2.0-2.29.14/./glib/gbuffer.c:205
No locals.
#8  0xb6f6d2d3 in g_variant_unref (value=0x8e66c50) at /build/buildd/glib2.0-2.29.14/./glib/gvariant-core.c:628
No locals.
#9  0xb6f1d60c in g_hash_table_remove_all_nodes (hash_table=0x8e6b480, notify=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/ghash.c:495
        i = <value optimized out>
        key = <value optimized out>
        value = 0x8e66c50
#10 0xb6f1e07c in g_hash_table_unref (hash_table=0x8e6b480) at /build/buildd/glib2.0-2.29.14/./glib/ghash.c:972
        __PRETTY_FUNCTION__ = "g_hash_table_unref"
#11 0xb7140c30 in g_dbus_message_finalize (object=0x88d8660) at /build/buildd/glib2.0-2.29.14/./gio/gdbusmessage.c:123
        message = 0x88d8660
#12 0xb6ffc6ba in g_object_unref (_object=0x88d8660) at /build/buildd/glib2.0-2.29.14/./gobject/gobject.c:2746
        object = 0x88d8660
        old_ref = <value optimized out>
        __PRETTY_FUNCTION__ = "g_object_unref"
#13 0xb714c0c3 in message_to_write_data_free (data=0x8e22bb0) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:828
No locals.
#14 0xb714de0e in write_message_cb (source_object=0x0, res=0x8d37e48, user_data=0x8e22bb0) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:1218
        data = 0x8e22bb0
        error = 0x0
#15 0xb70ec3a2 in g_simple_async_result_complete (simple=0x8d37e48) at /build/buildd/glib2.0-2.29.14/./gio/gsimpleasyncresult.c:749
        current_source = <value optimized out>
        current_context = <value optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#16 0xb714d5e3 in write_message_continue_writing (data=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:1009
        ostream = <value optimized out>
        simple = 0x8d37e48
        fd_list = 0x0
        __PRETTY_FUNCTION__ = "write_message_continue_writing"
#17 0xb714da4f in maybe_write_next_message (worker=0x8684558) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:1291
        old_message = <value optimized out>
        new_blob = <value optimized out>
        new_blob_size = 3070119924
        error = 0xb6f58902
        data = 0x8e22bb0
#18 0xb714db75 in write_message_in_idle_cb (user_data=0x8684558) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:1304
No locals.
#19 write_message_in_idle_cb (user_data=0x8684558) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:1300
        worker = 0x8684558
#20 0xb6f2bc30 in g_idle_dispatch (source=0x8e60488, callback=0xb714db50 <write_message_in_idle_cb>, user_data=0x8684558) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:4867
No locals.
#21 0xb6f2fe1f in g_main_dispatch (context=0x8684a40) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:2500
        dispatch = 0xb6f2bc10 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x8684558
        callback = 0xb714db50 <write_message_in_idle_cb>
        cb_funcs = 0xb6fe535c
        cb_data = 0x8e2b7c8
        current_source_link = {data = 0x8e60488, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x8e60488
        current = 0x866d920
        i = <value optimized out>
#22 g_main_context_dispatch (context=0x8684a40) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3083
No locals.
#23 0xb6f30550 in g_main_context_iterate (context=0x8684a40, block=-1225527520, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3161
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0x8685dd8
#24 0xb6f30b5b in g_main_loop_run (loop=0x8665a58) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#25 0xb714b9ca in gdbus_shared_thread_func (user_data=0x8665a68) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:276
        data = 0x8665a68
#26 0xb6f57444 in g_thread_create_proxy (data=0x8684ad0) at /build/buildd/glib2.0-2.29.14/./glib/gthread.c:1962
        thread = 0x8684ad0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#27 0xb6e9de99 in start_thread (arg=0xb3cffb70) at pthread_create.c:304
        pd = 0xb3cffb70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1226117132, 0, 4001536, -1278217480, 2070854655, 926304757}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        pagesize_m1 = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#28 0xb6e066de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 1 (Thread 3360):
#0  0xb772c424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6d60dd1 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <value optimized out>
        resultvar = <value optimized out>
        pid = -1226227724
        selftid = 3360
#2  0xb6d642ae in abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0xd20, sa_sigaction = 0xd20}, sa_mask = {__val = {3068739572, 1, 3219723004, 3219722840, 3068388885, 3077874916, 264512, 0, 3069141608, 3219723004, 31543, 3219722972, 3069115368, 59, 2, 3219722840, 3068126964, 8, 0, 3219722900, 3068739572, 4, 2, 3219723020, 3068249418, 2, 3219722900, 8, 0, 7, 6, 3068577368}}, sa_flags = 3, sa_restorer = 0x4}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0xb6d974d7 in __libc_message (do_abort=2, fmt=0xb6e70a2c "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
        ap = 0xb33243d8 "*** glibc detected *** gnome-system-log: free(): invalid next size (fast): 0x08e2c2a0 ***\n"
        ap_copy = 0xb33243d8 "*** glibc detected *** gnome-system-log: free(): invalid next size (fast): 0x08e2c2a0 ***\n"
        fd = 2
        on_2 = <value optimized out>
        list = <value optimized out>
        nlist = <value optimized out>
        cp = <value optimized out>
        written = <value optimized out>
#4  0xb6da18c1 in malloc_printerr (action=<value optimized out>, str=<value optimized out>, ptr=0x8e2c2a0) at malloc.c:6283
        buf = "08e2c2a0"
        cp = <value optimized out>
#5  0xb6da31eb in _int_free (av=<value optimized out>, p=0x8e2c298) at malloc.c:4795
        size = <value optimized out>
        fb = <value optimized out>
        nextchunk = <value optimized out>
        nextsize = <value optimized out>
        nextinuse = <value optimized out>
        prevsize = <value optimized out>
        bck = <value optimized out>
        fwd = <value optimized out>
        errstr = <value optimized out>
        __func__ = "_int_free"
#6  0xb6da637d in __libc_free (mem=0x8e2c2a0) at malloc.c:3738
        ar_ptr = 0xb6e953c0
        p = <value optimized out>
        hook = <value optimized out>
#7  0xb6f3691b in standard_free (mem=0x8e2c2a0) at /build/buildd/glib2.0-2.29.14/./glib/gmem.c:101
No locals.
#8  0xb6f36ae6 in g_free (mem=0x8e2c2a0) at /build/buildd/glib2.0-2.29.14/./glib/gmem.c:263
No locals.
#9  0xb6f50ca1 in g_strfreev (str_array=0x8e2c2a0) at /build/buildd/glib2.0-2.29.14/./glib/gstrfuncs.c:2571
        i = <value optimized out>
#10 0x08050453 in ?? ()
No symbol table info available.
#11 0x080558e7 in ?? ()
No symbol table info available.
#12 0xb70dba96 in mainloop_proxy_func (data=0xb3dfffd8) at /build/buildd/glib2.0-2.29.14/./gio/gioscheduler.c:319
        proxy = 0xb3dfffd8
#13 0xb6f2bc30 in g_idle_dispatch (source=0xb1500ae0, callback=0xb70dba70 <mainloop_proxy_func>, user_data=0xb3dfffd8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:4867
No locals.
#14 0xb6f2fe1f in g_main_dispatch (context=0x85d4a88) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:2500
        dispatch = 0xb6f2bc10 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0xb3dfffd8
        callback = 0xb70dba70 <mainloop_proxy_func>
        cb_funcs = 0xb6fe535c
        cb_data = 0xb3dfee70
        current_source_link = {data = 0xb1500ae0, next = 0x0}
        need_destroy = <value optimized out>
        source = 0xb1500ae0
        current = 0x876d8e0
        i = <value optimized out>
#15 g_main_context_dispatch (context=0x85d4a88) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3083
No locals.
#16 0xb6f30550 in g_main_context_iterate (context=0x85d4a88, block=-1225527520, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3161
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0x8806778
#17 0xb6f30b5b in g_main_loop_run (loop=0x8722278) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#18 0xb73bf275 in gtk_main () at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkmain.c:1367
        loop = 0x8722278
#19 0x0804f3ad in ?? ()
No symbol table info available.
#20 0xb6d4cda7 in __libc_start_main (main=0x804f1e0, argc=1, ubp_av=0xbfe91d84, init=0x805ab10, fini=0x805ab70, rtld_fini=0xb773b9f0, stack_end=0xbfe91d7c) at libc-start.c:226
        result = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1226227724, 0, 0, -1075241640, 917724135, 1292911605}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x1, 0x804f428}, data = {prev = 0x0, cleanup = 0x0, canceltype = 1}}}
        not_first_call = <value optimized out>
#21 0x0804f449 in ?? ()
No symbol table info available.